CN1141294C - 尿素生产中脱氢热能回收方法 - Google Patents
尿素生产中脱氢热能回收方法 Download PDFInfo
- Publication number
- CN1141294C CN1141294C CNB011284994A CN01128499A CN1141294C CN 1141294 C CN1141294 C CN 1141294C CN B011284994 A CNB011284994 A CN B011284994A CN 01128499 A CN01128499 A CN 01128499A CN 1141294 C CN1141294 C CN 1141294C
- Authority
- CN
- China
- Prior art keywords
- gas
- dehydrogenation
- coolant
- heat energy
- raw material
- 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
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011284994A CN1141294C (zh) | 2001-09-27 | 2001-09-27 | 尿素生产中脱氢热能回收方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB011284994A CN1141294C (zh) | 2001-09-27 | 2001-09-27 | 尿素生产中脱氢热能回收方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1344710A CN1344710A (zh) | 2002-04-17 |
CN1141294C true CN1141294C (zh) | 2004-03-10 |
Family
ID=4668349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011284994A Expired - Lifetime CN1141294C (zh) | 2001-09-27 | 2001-09-27 | 尿素生产中脱氢热能回收方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1141294C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2838839B1 (en) * | 2012-04-16 | 2020-08-12 | Seerstone LLC | Method for producing solid carbon by reducing carbon dioxide |
NO2749379T3 (zh) * | 2012-04-16 | 2018-07-28 | ||
CN106748889B (zh) * | 2016-12-30 | 2018-04-06 | 安徽昊源化工集团有限公司 | 尿素生产中脱氢热能回收装置 |
-
2001
- 2001-09-27 CN CNB011284994A patent/CN1141294C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1344710A (zh) | 2002-04-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: HUASHUO SCIENCE AND TECHNOLOGY CO., LTD. Free format text: FORMER NAME: HUBEI CHEMICAL RESEARCH INSTITUTE |
|
CP01 | Change in the name or title of a patent holder |
Address after: No. 30 Guan Shan Road, Hongshan District, Hubei, Wuhan Patentee after: Huashuo Technology Co., Ltd. Address before: No. 30 Guan Shan Road, Hongshan District, Hubei, Wuhan Patentee before: Hubei Research Institute of Chemistry |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hubei Sanning Chemical Co., Ltd. Assignor: Huashuo Technology Co., Ltd. Contract record no.: 2010420000117 Denomination of invention: Method of recovering dehydrogenation heat energy in urea production Granted publication date: 20040310 License type: Exclusive License Open date: 20020417 Record date: 20100812 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method of recovering dehydrogenation heat energy in urea production Effective date of registration: 20100907 Granted publication date: 20040310 Pledgee: Bank of Hankou, Limited by Share Ltd, Optics Valley branch Pledgor: Huashuo Technology Co., Ltd. Registration number: 2010990000869 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151106 Granted publication date: 20040310 Pledgee: Bank of Hankou Limited by Share Ltd Optics Valley branch Pledgor: Huashuo Technology Co., Ltd. Registration number: 2010990000869 |
|
PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20151106 Registration number: 2010990000869 Pledgee after: Bank of Hankou Limited by Share Ltd Optics Valley branch Pledgee before: Bank of Hankou, Limited by Share Ltd, Optics Valley branch |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20040310 |