CN110794880B - Temporary rescue method for dangerous chemical transport vehicle after leakage - Google Patents
Temporary rescue method for dangerous chemical transport vehicle after leakage Download PDFInfo
- Publication number
- CN110794880B CN110794880B CN201910895020.2A CN201910895020A CN110794880B CN 110794880 B CN110794880 B CN 110794880B CN 201910895020 A CN201910895020 A CN 201910895020A CN 110794880 B CN110794880 B CN 110794880B
- Authority
- CN
- China
- Prior art keywords
- rescue
- pressure pump
- transport vehicle
- leakage
- temporary
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/04—Level control, e.g. controlling quantity of material stored in vessel with auxiliary non-electric power
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/02—Stopping, starting, unloading or idling control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Emergency Lowering Means (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention discloses a temporary rescue method after leakage of a hazardous chemical substance transport vehicle, and relates to the field of rescue equipment; the temporary rescue method after the hazardous chemical substance transport vehicle leaks comprises the following steps: the device comprises a folding barrel, a lifting ring, a pressure pump, a moving wheel, an output pipeline and a base; the folding barrel is arranged on the base, and the movable wheel is arranged at the bottom of the base; the pressure pump is arranged in the folding barrel and can be automatically started when the pressure pump is stressed; the lifting ring is arranged at the top of the folding barrel and can automatically control the folding barrel to lift according to the liquid level in the folding barrel; the output pipeline is installed in the base bottom to the output pipeline is connected with the force pump.
Description
Technical Field
The invention relates to the field of rescue equipment, in particular to a temporary rescue method for a dangerous chemical transport vehicle after leakage.
Background
After a traffic accident occurs, the dangerous chemical transport vehicle can only wait for rescue of professionals, and secondary damage can be caused if the dangerous chemical is leaked and cannot be prevented in time.
The invention discloses a dangerous chemical in-transit monitoring and accident emergency rescue system based on the internet of things, as disclosed in the Chinese patent 103995504A. The monitoring system comprises a vehicle-mounted terminal controller, a vehicle position and running state monitoring system, a dangerous chemical transportation information mobile collector, a dangerous chemical sensing network monitoring system, a communication network connector, a dangerous chemical transportation monitoring and accident emergency rescue system, a monitoring information display and an accident rescue sensing network automatic deployment and monitoring system.
The rescue method for dangerous chemicals in the prior art can only wait for the arrival of professionals and cannot take temporary first-aid measures.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to solve the problems in the prior art, particularly provides a temporary rescue method after a dangerous chemical transport vehicle leaks, and solves the problem that the existing dangerous chemical transport vehicle can only wait for rescue workers after leaking and cannot stop the dangerous chemical transport vehicle from leaking in time.
2. Technical scheme
In order to solve the technical problem, the invention provides a temporary rescue method after leakage of a dangerous chemical transport vehicle, which is implemented by the following rescue equipment, wherein the rescue equipment comprises: the device comprises a folding barrel, a lifting ring, a pressure pump, a moving wheel, an output pipeline and a base;
the folding barrel is arranged on the base, and the moving wheel is arranged at the bottom of the base;
the pressure pump is arranged in the folding barrel, the protective cover is sleeved outside the pressure pump, and the inner side of the top of the protective cover is abutted to a switch of the pressure pump;
the lifting ring is arranged at the top of the folding barrel, a pull rope is arranged on the outer side or the inner side of the lifting ring, and the pull rope is connected with a pressure pump switch;
the output pipeline is arranged at the bottom of the base and is connected with the pressure pump;
the temporary rescue method after the hazardous chemical substance transport vehicle leaks comprises the following steps:
s1: pushing the rescue equipment to a dangerous chemical leakage position of a leaked transport vehicle to enable the leaked dangerous chemical to fall into a folding barrel;
s2: connecting the output pipeline with the input port of the leaked transport vehicle;
s3: starting a pressure pump, pumping the dangerous chemicals in the folding barrel into the leaked transport vehicle, so that the leaked transport vehicle forms a cycle, and the leaked dangerous chemicals cannot overflow to wait for the arrival of a rescue vehicle;
s4: and after the rescue vehicle arrives, the output pipeline is communicated with the rescue vehicle, dangerous chemicals in the leaked transport vehicle are pumped into the rescue vehicle, and temporary rescue is completed.
Wherein, the lifting ring is internally provided with a cavity which is filled with light gas, so that the lifting ring can suspend on liquid.
Wherein the light gas is nitrogen.
Wherein, the lifting ring pulls the pull rope, so that the pull rope pulls the switch of the pressure pump, and the pressure pump is started.
Wherein, the removal wheel is equipped with four.
Wherein, the axis of the movable wheel is distributed in a cross shape.
Wherein, the moving wheel is a 90-degree Mecanum wheel.
Wherein, the protection casing is the flexible material preparation, and when the danger article of folding bucket reached certain weight, can press the protection casing deformation, made the force pump start.
3. The invention has the advantages of
Compared with the prior art, the temporary rescue method for the dangerous chemical transport vehicle after leakage has the following beneficial effects:
(1) Through the design of the pressure pump, the folding barrel can be automatically started when the storage capacity of the folding barrel reaches the limit, and hazardous chemicals in the folding barrel are effectively prevented from overflowing;
(2) Through the design of the lifting ring, the folding barrel can be lifted automatically according to the height of the liquid level in the barrel body.
(3) Through the design of 90 Mecanum wheels, the omnidirectional free movement can be realized.
Drawings
FIG. 1 is a temporary rescue flow chart of the temporary rescue method of the dangerous chemical transport vehicle after leakage;
FIG. 2 is a final rescue flow chart of the temporary rescue method after the hazardous chemical substance transport vehicle leaks, according to the invention;
FIG. 3 is an explosion diagram of rescue equipment of the temporary rescue method after the hazardous chemical substance transport vehicle leaks;
FIG. 4 is a full sectional view of the rescue equipment of the temporary rescue method after the leakage of the hazardous chemical substance transport vehicle;
FIG. 5 is a folded state diagram of rescue equipment of the temporary rescue method after the dangerous chemical transport vehicle leaks;
FIG. 6 is a full sectional view of a lifting ring of the rescue device of the temporary rescue method after the hazardous chemical substance transport vehicle leaks;
FIG. 7 is a schematic diagram of a moving wheel of a rescue device of the temporary rescue method after the hazardous chemical substance transport vehicle leaks;
in the figure: 1 is a folding barrel; 2 is a lifting ring; 3 is a pressure pump; 4 is a moving wheel; 5 is an output pipeline; 6 is a base; 21 is a cavity; 22 is a pull rope; 31 is a shield.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Example one
The structure of the temporary rescue method after the hazardous chemical substance transport vehicle leaks in the embodiment shown in fig. 1 to 7 includes: the device comprises a folding barrel 1, a lifting ring 2, a pressure pump 3, a moving wheel 4, an output pipeline 5 and a base 6;
the folding bucket 1 is arranged on a base 6,
the moving wheels 4 are 90-degree Mecanum wheels, and four moving wheels are arranged and are arranged at the bottom of the base 6 in a crossed manner, so that the base 6 can move in any direction;
the pressure pump 3 is arranged in the folding barrel 1, the protective cover 31 made of flexible materials is sleeved outside the pressure pump 3, the pressure pump 3 is sleeved on the protective cover 31 and then is isolated from the interior of the folding barrel 1, liquid in the folding barrel 1 is prevented from infecting the pressure pump 3, and when a certain amount of liquid is filled in the folding barrel 1, the protective cover 31 is pressed to extrude a switch of the pressure pump 3, so that the pressure pump 3 is started;
the lifting ring 2 is arranged at the top of the folding barrel 1, a cavity 21 is arranged in the lifting ring 2, nitrogen is filled in the cavity 21, the lifting ring 2 can be suspended on the liquid surface, and when the liquid level in the folding barrel 1 rises, the lifting ring 2 also rises, so that the folding barrel 1 is driven to rise upwards;
the output pipe 5 is installed at the bottom of the base 6, and the output pipe 5 is connected with the pressure pump 3.
When a transport vehicle for transporting hazardous chemicals leaks, rescue is implemented by using the following method:
s1: pushing the rescue equipment to a dangerous chemical leakage position of a leaked transport vehicle to enable the leaked dangerous chemical to fall into the folding barrel 1;
s2: connecting an output pipeline 5 with an input port of a leaked transport vehicle;
s3: along with the height of the liquid level in the folding barrel 1, the lifting ring 2 is also along with the height, the capacity of the folding barrel 1 is increased, when the amount of hazardous chemical substances in the folding barrel 1 reaches a certain amount, the pressure pump 3 is started under the action of gravity, the pressure pump 3 pumps the hazardous chemical substances in the folding barrel 1 into the leaked transport vehicle, so that the leaked transport vehicle forms a circulation, the leaked hazardous chemical substances cannot overflow at the moment, and the rescue vehicle can wait for the arrival of the rescue vehicle;
s4: after the rescue vehicle arrives, the output pipeline 5 is communicated with the rescue vehicle, dangerous chemicals in the leaked transport vehicle are pumped into the rescue vehicle, and temporary rescue is completed.
Example II,
Be equipped with stay cord 22 in the outside of lifting ring 2, stay cord 22 is connected with force pump 3 switch, and along with the liquid level in folding bucket 1 progressively risees, lifting ring 2 rises gradually, can stimulate stay cord 22, and stay cord 22 stimulates force pump 3's switch, and force pump 3 opens, takes folding bucket 1 dangerization article liquid out. The embodiment is effectively prevented from a situation that the pressure is not enough to start the pressure pump 3.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (8)
1. A temporary rescue method after dangerous chemical transport vehicle leakage is implemented through rescue equipment, and the rescue equipment comprises the following steps: the device comprises a folding barrel (1), a lifting ring (2), a pressure pump (3), a moving wheel (4), an output pipeline (5) and a base (6);
the folding barrel (1) is arranged on the base (6), and the moving wheel (4) is arranged at the bottom of the base (6);
the pressure pump (3) is arranged inside the folding barrel (1), a protective cover (31) is sleeved outside the pressure pump (3), and the inner side of the top of the protective cover (31) is abutted to a switch of the pressure pump (3);
the lifting ring (2) is arranged at the top of the folding barrel (1), a pull rope (22) is arranged on the outer side or the inner side of the lifting ring (2), and the pull rope (22) is connected with a switch of the pressure pump (3);
the output pipeline (5) is arranged at the bottom of the base (6), and the output pipeline (5) is connected with the pressure pump (3);
the temporary rescue method for the dangerous chemical transport vehicle after leakage comprises the following steps:
s1: pushing the rescue equipment to a dangerous chemical leakage position of a leaked transport vehicle to enable the leaked dangerous chemical to fall into the folding barrel (1);
s2: connecting the output pipeline (5) with the input port of the leaking transport vehicle;
s3: starting the pressure pump (3), pumping the dangerous chemicals in the folding barrel (1) into the leaked transport vehicle to form a circulation, wherein the leaked dangerous chemicals cannot overflow and wait for the arrival of a rescue vehicle;
s4: and after the rescue vehicle arrives, the output pipeline (5) is communicated with the rescue vehicle, and dangerous chemicals in the leaked transport vehicle are pumped into the rescue vehicle to complete temporary rescue.
2. A temporary rescue method for dangerous chemical transport vehicle after leakage according to claim 1, characterized in that a cavity (21) is arranged inside the lifting ring (2), and the cavity (21) is filled with light gas to make the lifting ring (2) suspend on liquid.
3. A temporary rescue method for dangerous chemical transport vehicles after leakage as claimed in claim 2, characterized in that said light gas is nitrogen.
4. A method for rescuing a hazardous chemical substance transportation vehicle after leakage according to claim 3, characterized in that the lifting ring (2) pulls the pull rope (22), so that the pull rope (22) pulls the switch of the pressure pump (3) and the pressure pump (3) is started.
5. Method for the temporary rescue of dangerous chemical transport vehicles after leakage according to claim 4, characterized in that said moving wheels (4) are four.
6. A temporary rescue method for dangerous chemical transport vehicles after leakage as claimed in claim 5, characterized in that the central axis of the moving wheel (4) is distributed in a cross shape.
7. A temporary rescue method for dangerous chemical transport vehicles after leakage according to claim 6, characterized in that the moving wheels (4) are 90 ° Mecanum wheels.
8. A temporary rescue method after the leakage of the hazardous chemical substance transport vehicle according to claim 1, characterized in that the protective cover (31) is made of flexible material, and when the hazardous chemical substance in the folding barrel (1) reaches a certain weight, the protective cover (31) can be pressed to deform, so that the pressure pump (3) is started.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910895020.2A CN110794880B (en) | 2019-09-20 | 2019-09-20 | Temporary rescue method for dangerous chemical transport vehicle after leakage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910895020.2A CN110794880B (en) | 2019-09-20 | 2019-09-20 | Temporary rescue method for dangerous chemical transport vehicle after leakage |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110794880A CN110794880A (en) | 2020-02-14 |
CN110794880B true CN110794880B (en) | 2022-10-21 |
Family
ID=69438737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910895020.2A Active CN110794880B (en) | 2019-09-20 | 2019-09-20 | Temporary rescue method for dangerous chemical transport vehicle after leakage |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110794880B (en) |
Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940359A (en) * | 1989-02-17 | 1990-07-10 | Aco Polymer Products, Inc. | Chemical safety conduit or trench |
CN101624122A (en) * | 2008-07-07 | 2010-01-13 | 北京天擎化工有限责任公司 | Leakage self-saving container for storing dangerous chemical |
CN102354180A (en) * | 2011-08-03 | 2012-02-15 | 交通运输部科学研究院 | Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section |
CN102530355A (en) * | 2011-05-30 | 2012-07-04 | 上海华篷防爆科技有限公司 | Tank farm for storing liquid fuel or dangerous chemicals |
CN103458236A (en) * | 2013-09-18 | 2013-12-18 | 张家港美核电子科技有限公司 | Intelligent monitoring system for hazardous chemical substance logistics |
CN104085628A (en) * | 2014-07-15 | 2014-10-08 | 朱志强 | Hazardous chemical storage tank capable of autonomous risk avoidance |
CN204241933U (en) * | 2014-04-17 | 2015-04-01 | 广东工业大学 | A kind of harmful influence monitoring in transit and accident emergency rescue system |
CN104787435A (en) * | 2015-04-30 | 2015-07-22 | 中国石油大学(华东) | Autonomous anti-pollution logistics container for hazardous chemical substances |
CN105844339A (en) * | 2015-01-16 | 2016-08-10 | 中国科学院上海高等研究院 | Real-time situation model and visual fusion decision method and system |
CN205820094U (en) * | 2016-07-26 | 2016-12-21 | 湖北兴发化工集团股份有限公司 | A kind of inflammable and explosive harmful influence retracting device |
CN205920377U (en) * | 2016-08-17 | 2017-02-01 | 山西省交通环境保护中心站(有限公司) | Protection system of highway water environment sensitive highway section danger article |
CN106845803A (en) * | 2016-12-31 | 2017-06-13 | 广东省特种设备检测研究院 | A kind of special equipment and harmful influence accident emergency method of disposal based on unmanned plane |
CN107051129A (en) * | 2017-05-03 | 2017-08-18 | 北京航天试验技术研究所 | A kind of harmful influence leaks emergency treatment device |
CN207367027U (en) * | 2017-09-18 | 2018-05-15 | 浙江镇石物流有限公司 | A kind of hazardous materials transportation monitoring system based on position tracking |
CN208360029U (en) * | 2018-06-23 | 2019-01-11 | 南京浩宇物流有限公司 | A kind of discharging liquid collecting structure of harmful influence transport vehicle |
CN208361015U (en) * | 2018-06-14 | 2019-01-11 | 南京三圣物流有限公司 | A kind of harmful influence transport leak-proof device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6977590B2 (en) * | 2002-07-15 | 2005-12-20 | Joseph Michael Bennett | Method of automatically monitoring and neutralizing hazardous material spills |
US9283883B2 (en) * | 2013-06-14 | 2016-03-15 | Dast Tanks, LLC | Storage tank |
-
2019
- 2019-09-20 CN CN201910895020.2A patent/CN110794880B/en active Active
Patent Citations (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4940359A (en) * | 1989-02-17 | 1990-07-10 | Aco Polymer Products, Inc. | Chemical safety conduit or trench |
CN101624122A (en) * | 2008-07-07 | 2010-01-13 | 北京天擎化工有限责任公司 | Leakage self-saving container for storing dangerous chemical |
WO2010003353A1 (en) * | 2008-07-07 | 2010-01-14 | 北京天擎化工有限责任公司 | Leakage self-help container for stocking hazardous chemical products |
CN102530355A (en) * | 2011-05-30 | 2012-07-04 | 上海华篷防爆科技有限公司 | Tank farm for storing liquid fuel or dangerous chemicals |
CN102354180A (en) * | 2011-08-03 | 2012-02-15 | 交通运输部科学研究院 | Hazardous chemical leakage monitoring and emergency treatment system for sensitive water body bridge section |
CN103458236A (en) * | 2013-09-18 | 2013-12-18 | 张家港美核电子科技有限公司 | Intelligent monitoring system for hazardous chemical substance logistics |
CN204241933U (en) * | 2014-04-17 | 2015-04-01 | 广东工业大学 | A kind of harmful influence monitoring in transit and accident emergency rescue system |
CN104085628A (en) * | 2014-07-15 | 2014-10-08 | 朱志强 | Hazardous chemical storage tank capable of autonomous risk avoidance |
CN105844339A (en) * | 2015-01-16 | 2016-08-10 | 中国科学院上海高等研究院 | Real-time situation model and visual fusion decision method and system |
CN104787435A (en) * | 2015-04-30 | 2015-07-22 | 中国石油大学(华东) | Autonomous anti-pollution logistics container for hazardous chemical substances |
CN205820094U (en) * | 2016-07-26 | 2016-12-21 | 湖北兴发化工集团股份有限公司 | A kind of inflammable and explosive harmful influence retracting device |
CN205920377U (en) * | 2016-08-17 | 2017-02-01 | 山西省交通环境保护中心站(有限公司) | Protection system of highway water environment sensitive highway section danger article |
CN106845803A (en) * | 2016-12-31 | 2017-06-13 | 广东省特种设备检测研究院 | A kind of special equipment and harmful influence accident emergency method of disposal based on unmanned plane |
CN107051129A (en) * | 2017-05-03 | 2017-08-18 | 北京航天试验技术研究所 | A kind of harmful influence leaks emergency treatment device |
CN207367027U (en) * | 2017-09-18 | 2018-05-15 | 浙江镇石物流有限公司 | A kind of hazardous materials transportation monitoring system based on position tracking |
CN208361015U (en) * | 2018-06-14 | 2019-01-11 | 南京三圣物流有限公司 | A kind of harmful influence transport leak-proof device |
CN208360029U (en) * | 2018-06-23 | 2019-01-11 | 南京浩宇物流有限公司 | A kind of discharging liquid collecting structure of harmful influence transport vehicle |
Non-Patent Citations (2)
Title |
---|
危化品企业应急救援互助联动机制研究;董瑞;《中国优秀博硕士学位论文全文数据库(硕士)工程科技Ⅰ辑》;20180115;第B015-69页 * |
危化品运输事故原因及预防;朱俊;《权威论坛》;20121231;第57-58页 * |
Also Published As
Publication number | Publication date |
---|---|
CN110794880A (en) | 2020-02-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107215477A (en) | A kind of unmanned plane charging platform | |
CN110794880B (en) | Temporary rescue method for dangerous chemical transport vehicle after leakage | |
CN101306791A (en) | Multifunction non-leakage cap plate device of hermetic tanker for gas-recovering | |
CN207228178U (en) | A kind of combined type pile foundation dead load detects ballast water tank water | |
CN106672852A (en) | Multifunctional vehicle-mounted hydraulic lifting table | |
CN211033430U (en) | Rescue equipment of dangerous chemical transport vehicle | |
CN201598169U (en) | Cylinder compression type sealed submerged loading arm | |
CN117284653B (en) | Ethanol dangerous goods storage device | |
CN204737706U (en) | Power fork truck prevents toppling | |
CN104071723A (en) | Air bag type jacking device | |
CN209209004U (en) | A kind of autonomous type underwater robot weight balancing device | |
CN103145082B (en) | Air pressure and siphon power combined light oil pumping-replenishing machine | |
CN207419430U (en) | Locking device remote control apparatus on ship booster supporting compartment | |
CN108609555A (en) | A kind of new distribution repairing overhead working lifting platform | |
CN105016240B (en) | Universal chassis apparatus for automatically lifting | |
CN211885000U (en) | Auto-induction parachute-opening escape device in weightless state | |
CN209922883U (en) | Automatic oil dripping prevention device for oil filling riser | |
CN103935283B (en) | Self-propelled high pressure nitrogen charging equipment | |
CN211383578U (en) | Novel high-altitude rescue fire-fighting truck | |
CN208120652U (en) | A kind of automatic lifting hydraulic jack | |
CN206915672U (en) | Hydraulic jack safety device and hydraulic elevating platform | |
CN202106555U (en) | Liquid feeding tank | |
CN220581252U (en) | High-pressure cleaning pump cover with good sealing performance | |
CN112982924B (en) | Lifting device for construction in spherical tank | |
CN219906985U (en) | Airtight oil discharge device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |