DE69627414D1 - Zusammensetzung effektiv für die Entfernung von Asphalten - Google Patents
Zusammensetzung effektiv für die Entfernung von AsphaltenInfo
- Publication number
- DE69627414D1 DE69627414D1 DE69627414T DE69627414T DE69627414D1 DE 69627414 D1 DE69627414 D1 DE 69627414D1 DE 69627414 T DE69627414 T DE 69627414T DE 69627414 T DE69627414 T DE 69627414T DE 69627414 D1 DE69627414 D1 DE 69627414D1
- Authority
- DE
- Germany
- Prior art keywords
- asphaltenes
- removal
- composition effective
- effective
- composition
- 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.)
- Expired - Lifetime
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S507/00—Earth boring, well treating, and oil field chemistry
- Y10S507/927—Well cleaning fluid
- Y10S507/929—Cleaning organic contaminant
- Y10S507/93—Organic contaminant is asphaltic
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Working-Up Tar And Pitch (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI950711 | 1995-04-07 | ||
ITMI950711A IT1273513B (it) | 1995-04-07 | 1995-04-07 | Composizione efficace nella rimozione degli asfalteni |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69627414D1 true DE69627414D1 (de) | 2003-05-22 |
DE69627414T2 DE69627414T2 (de) | 2004-04-01 |
Family
ID=11371250
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69627414T Expired - Lifetime DE69627414T2 (de) | 1995-04-07 | 1996-03-11 | Zusammensetzung effektiv für die Entfernung von Asphalten |
Country Status (9)
Country | Link |
---|---|
US (1) | US5690176A (de) |
EP (1) | EP0737798B1 (de) |
CN (1) | CN1080755C (de) |
CA (1) | CA2171797C (de) |
DE (1) | DE69627414T2 (de) |
DK (1) | DK0737798T3 (de) |
ES (1) | ES2194068T3 (de) |
IT (1) | IT1273513B (de) |
RU (1) | RU2158357C2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6051535A (en) * | 1997-01-22 | 2000-04-18 | Bj Services Company | Asphaltene adsorption inhibition treatment |
US7438797B2 (en) * | 2001-07-31 | 2008-10-21 | Ic16 Limited | Method of controlling asphaltene precipitation in a fluid |
US7087189B2 (en) * | 2002-03-18 | 2006-08-08 | National Starch Chemical Investment Holding Co | Multifunctional calcium carbonate and calcium phosphate scale inhibitor |
RO120498B1 (ro) * | 2003-06-13 | 2006-02-28 | Nicolae Şlemcu | Compoziţie şi procedeu pentru tratarea ţiţeiurilor |
CN100427568C (zh) * | 2003-12-18 | 2008-10-22 | 石油大学(北京) | 一种采用离子液体溶剂清除沥青质沉积物及其之后再生的方法 |
JP2006241181A (ja) * | 2005-02-28 | 2006-09-14 | Sekiyu Combinat Kodo Togo Unei Gijutsu Kenkyu Kumiai | 水添脱硫分解プロセス残渣油の冷却用熱交換器のファウリング防止方法 |
US7976640B2 (en) * | 2005-04-04 | 2011-07-12 | Exxonmobil Research & Engineering Company | On-line heat exchanger cleaning method |
WO2007082550A1 (en) * | 2006-01-18 | 2007-07-26 | Shell Internationale Research Maatschappij B.V. | Method and system for washing the internals of a vessel for processing a heavy hydrocarbon stream |
US20080047874A1 (en) * | 2006-08-23 | 2008-02-28 | Exxonmobil Research And Engineering Company | Crude oil blending to reduce organic-based fouling of pre-heat train exchangers and furnaces |
GB2459470B (en) * | 2008-04-23 | 2010-07-21 | Schlumberger Holdings | Solvent assisted oil recovery |
GB2459471B (en) * | 2008-04-23 | 2010-07-14 | Schlumberger Holdings | Forecasting asphaltic precipitation |
US9328284B2 (en) | 2011-10-04 | 2016-05-03 | Biospan Technologies, Inc. | Oil thinning compositions and retrieval methods |
RU2520954C1 (ru) * | 2013-03-12 | 2014-06-27 | Федеральное государственное бюджетное учреждение науки Институт проблем нефти и газа Сибирского отделения Российской академии наук (ИПНГ СО РАН) | Способ определения и оценки эффективности растворителей асфальтосмолопарафиновых отложений |
CA2919874A1 (en) * | 2013-09-11 | 2015-03-19 | Halliburton Energy Services, Inc. | Asphaltene-dissolving oil-external emulsion for acidization and methods of using the same |
JP6484249B2 (ja) * | 2013-11-18 | 2019-03-13 | インディアン インスティテュート オブ テクノロジー マドラスIndian Institute Of Technology Madras | タンク底汚泥の溶解のための溶媒のスクリーニングシステムおよび方法 |
EP3277770B1 (de) | 2015-04-03 | 2024-01-03 | Versalis S.p.A. | Lösungsmittelgemisch zur entfernung von asphaltenen |
US10781378B2 (en) | 2017-12-05 | 2020-09-22 | Fqe Chemicals Inc. | Compositions and methods for dissolution of heavy organic compounds |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR844998A (fr) * | 1938-10-21 | 1939-08-07 | Bataafsche Petroleum | Procédé pour rétablir ou accroître la production des puits d'huile ou de gaz |
US2419755A (en) * | 1943-05-26 | 1947-04-29 | Union Oil Co | Chemical treatment of oil sands |
US3172473A (en) * | 1962-06-28 | 1965-03-09 | Crowley Tar Products Company I | Method of improving well flow |
BE359946A (de) * | 1971-07-20 | |||
US3998743A (en) * | 1973-12-07 | 1976-12-21 | Union Oil Company Of California | Method and solvent composition for stimulating the production of oil from a producing well |
US3941192A (en) * | 1974-08-26 | 1976-03-02 | Texaco Inc. | Method for recovering high asphaltene content petroleum using surfactants |
US4033784A (en) * | 1975-08-25 | 1977-07-05 | Halliburton Company | Method for dissolving asphaltic material |
US4207193A (en) * | 1978-03-24 | 1980-06-10 | Halliburton Company | Methods and compositions for removing asphaltenic and paraffinic containing deposits |
NL8302262A (nl) * | 1983-06-24 | 1985-01-16 | Weld Equip Bv | Inrichting voor het bijvoorbeeld door solderen bevestigen van een element op een printsubstraat. |
US4648453A (en) * | 1985-11-18 | 1987-03-10 | Exxon Production Research Co. | Process for remedial cementing |
US5504063A (en) * | 1990-11-30 | 1996-04-02 | Petrolite Corporation | Asphaltene removal composition and method |
CA2090306E (en) * | 1993-02-24 | 2001-03-27 | Dwight N. Loree | Oil and gas well operation fluid used for the solvation of waxes and asphaltenes, and method of use thereof |
IT1271473B (it) * | 1993-09-17 | 1997-05-28 | Agip Spa | Miscela idrocarburica efficace nella rimozione degli asfalteni |
-
1995
- 1995-04-07 IT ITMI950711A patent/IT1273513B/it active IP Right Grant
-
1996
- 1996-03-11 DK DK96103755T patent/DK0737798T3/da active
- 1996-03-11 ES ES96103755T patent/ES2194068T3/es not_active Expired - Lifetime
- 1996-03-11 EP EP96103755A patent/EP0737798B1/de not_active Expired - Lifetime
- 1996-03-11 DE DE69627414T patent/DE69627414T2/de not_active Expired - Lifetime
- 1996-03-12 US US08/615,535 patent/US5690176A/en not_active Expired - Lifetime
- 1996-03-14 CA CA002171797A patent/CA2171797C/en not_active Expired - Fee Related
- 1996-04-05 CN CN96104579.5A patent/CN1080755C/zh not_active Expired - Fee Related
- 1996-04-05 RU RU96106590/03A patent/RU2158357C2/ru not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0737798A3 (de) | 1996-11-20 |
CA2171797A1 (en) | 1996-10-08 |
EP0737798A2 (de) | 1996-10-16 |
EP0737798B1 (de) | 2003-04-16 |
RU2158357C2 (ru) | 2000-10-27 |
IT1273513B (it) | 1997-07-08 |
ES2194068T3 (es) | 2003-11-16 |
US5690176A (en) | 1997-11-25 |
ITMI950711A0 (it) | 1995-04-07 |
CN1143104A (zh) | 1997-02-19 |
DK0737798T3 (da) | 2003-08-04 |
ITMI950711A1 (it) | 1996-10-07 |
CA2171797C (en) | 2006-06-06 |
DE69627414T2 (de) | 2004-04-01 |
CN1080755C (zh) | 2002-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: PFENNING MEINIG & PARTNER GBR, 80339 MUENCHEN |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: MAIWALD PATENTANWALTSGESELLSCHAFT MBH, 80335 MUENC |