CN1333038C - 一种防淤渣剂 - Google Patents
一种防淤渣剂 Download PDFInfo
- Publication number
- CN1333038C CN1333038C CNB2005100449312A CN200510044931A CN1333038C CN 1333038 C CN1333038 C CN 1333038C CN B2005100449312 A CNB2005100449312 A CN B2005100449312A CN 200510044931 A CN200510044931 A CN 200510044931A CN 1333038 C CN1333038 C CN 1333038C
- Authority
- CN
- China
- Prior art keywords
- acid
- sludge
- alcohol ether
- polyoxyethylene alkyl
- alkyl alcohol
- 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 - Fee Related
Links
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100449312A CN1333038C (zh) | 2005-10-18 | 2005-10-18 | 一种防淤渣剂 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100449312A CN1333038C (zh) | 2005-10-18 | 2005-10-18 | 一种防淤渣剂 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1760318A CN1760318A (zh) | 2006-04-19 |
| CN1333038C true CN1333038C (zh) | 2007-08-22 |
Family
ID=36706545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100449312A Expired - Fee Related CN1333038C (zh) | 2005-10-18 | 2005-10-18 | 一种防淤渣剂 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1333038C (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104893697A (zh) * | 2015-05-21 | 2015-09-09 | 无棣华信石油技术服务有限公司 | 一种环保型防淤渣剂及其制备方法 |
| CN105038748A (zh) * | 2015-05-21 | 2015-11-11 | 无棣华信石油技术服务有限公司 | 一种耐高温防淤渣剂及其制备方法 |
| CN105419762A (zh) * | 2015-10-31 | 2016-03-23 | 无棣华信石油技术服务有限公司 | 一种杀菌防淤渣剂及其制备方法 |
| CN112391156A (zh) * | 2020-11-18 | 2021-02-23 | 滨州市广友化工有限公司 | 一种酸化用抗酸渣剂及其制备方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4574050A (en) * | 1980-03-18 | 1986-03-04 | Dowell Schlumberger Incorporated | Method for preventing the precipitation of ferric compounds during the acid treatment of wells |
| CN1458221A (zh) * | 2003-05-21 | 2003-11-26 | 中国海洋石油总公司 | 复合多功能化学解堵剂 |
| CN1532259A (zh) * | 2003-03-18 | 2004-09-29 | 大庆油田有限责任公司 | 粉末硝酸解堵剂 |
-
2005
- 2005-10-18 CN CNB2005100449312A patent/CN1333038C/zh not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4574050A (en) * | 1980-03-18 | 1986-03-04 | Dowell Schlumberger Incorporated | Method for preventing the precipitation of ferric compounds during the acid treatment of wells |
| CN1532259A (zh) * | 2003-03-18 | 2004-09-29 | 大庆油田有限责任公司 | 粉末硝酸解堵剂 |
| CN1458221A (zh) * | 2003-05-21 | 2003-11-26 | 中国海洋石油总公司 | 复合多功能化学解堵剂 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1760318A (zh) | 2006-04-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: PetroKMS Co., Ltd. Assignor: China Petroleum University (East China) Contract fulfillment period: 2007.10.10 to 2017.10.10 contract change Contract record no.: 2008990001417 Denomination of invention: High performance sludge inhibitor Granted publication date: 20070822 License type: Exclusive license Record date: 20081210 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.10.10 TO 2017.10.10; CHANGE OF CONTRACT Name of requester: BEIJING KEMAISHI OIL FIELD CHEMICAL REGENT TECHNOL Effective date: 20081210 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070822 Termination date: 20111018 |