CN104559994A - Biological gel breaker - Google Patents
Biological gel breaker Download PDFInfo
- Publication number
- CN104559994A CN104559994A CN201310479346.XA CN201310479346A CN104559994A CN 104559994 A CN104559994 A CN 104559994A CN 201310479346 A CN201310479346 A CN 201310479346A CN 104559994 A CN104559994 A CN 104559994A
- Authority
- CN
- China
- Prior art keywords
- gel breaker
- enzyme
- bacterium
- iptg
- liquid
- 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.)
- Pending
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Classifications
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- 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/66—Compositions based on water or polar solvents
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
- C12N9/14—Hydrolases (3)
- C12N9/24—Hydrolases (3) acting on glycosyl compounds (3.2)
- C12N9/2402—Hydrolases (3) acting on glycosyl compounds (3.2) hydrolysing O- and S- glycosyl compounds (3.2.1)
- C12N9/2405—Glucanases
- C12N9/2434—Glucanases acting on beta-1,4-glucosidic bonds
- C12N9/2437—Cellulases (3.2.1.4; 3.2.1.74; 3.2.1.91; 3.2.1.150)
-
- 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
- C09K2208/00—Aspects relating to compositions of drilling or well treatment fluids
- C09K2208/24—Bacteria or enzyme containing gel breakers
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310479346.XA CN104559994A (en) | 2013-10-14 | 2013-10-14 | Biological gel breaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310479346.XA CN104559994A (en) | 2013-10-14 | 2013-10-14 | Biological gel breaker |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104559994A true CN104559994A (en) | 2015-04-29 |
Family
ID=53077087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310479346.XA Pending CN104559994A (en) | 2013-10-14 | 2013-10-14 | Biological gel breaker |
Country Status (1)
Country | Link |
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CN (1) | CN104559994A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108300450A (en) * | 2018-03-30 | 2018-07-20 | 王建东 | A kind of preparation method of the special gel breaker of aqueous fracturing fluid |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101173264A (en) * | 2007-10-31 | 2008-05-07 | 天津大学 | Beta-mannase composite preparations and method for producing the same |
CN102433267A (en) * | 2010-09-29 | 2012-05-02 | 中国科学院微生物研究所 | Method for preparing beta-mannase and special strain |
CN102822195A (en) * | 2009-10-15 | 2012-12-12 | 贝克休斯公司 | Thermophilic mannanohydrolase and fracturing fluids containing the same |
CN103333839A (en) * | 2013-07-05 | 2013-10-02 | 华东理工大学 | Mannanase, and gene and applications thereof |
-
2013
- 2013-10-14 CN CN201310479346.XA patent/CN104559994A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101173264A (en) * | 2007-10-31 | 2008-05-07 | 天津大学 | Beta-mannase composite preparations and method for producing the same |
CN102822195A (en) * | 2009-10-15 | 2012-12-12 | 贝克休斯公司 | Thermophilic mannanohydrolase and fracturing fluids containing the same |
CN102433267A (en) * | 2010-09-29 | 2012-05-02 | 中国科学院微生物研究所 | Method for preparing beta-mannase and special strain |
CN103333839A (en) * | 2013-07-05 | 2013-10-02 | 华东理工大学 | Mannanase, and gene and applications thereof |
Non-Patent Citations (2)
Title |
---|
朱天寿 等: "《超低渗透油藏压裂改造技术》", 29 February 2012 * |
雷群 等: "《小分子瓜尔胶压裂液技术》", 31 May 2011 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108300450A (en) * | 2018-03-30 | 2018-07-20 | 王建东 | A kind of preparation method of the special gel breaker of aqueous fracturing fluid |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Li Wanxu Inventor after: Sun Hu Inventor after: Wang Zuwen Inventor after: Liao Lejun Inventor after: Li Manxiang Inventor after: Li Huanxiang Inventor after: Duan Kai Inventor after: Liang Wanting Inventor before: Wang Zuwen Inventor before: Zhou Feng Inventor before: Sun Hu Inventor before: Wang Wenwu Inventor before: Zhang Mian Inventor before: Li Huanxiang Inventor before: Duan Kai |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20151230 Address after: 710000 Shaanxi province Xi'an Weiyang Dongyuan Road No. 209 Applicant after: SHAANXI TAIYU TECHNOLOGY DEVELOPMENT CO., LTD. Address before: 710000 Shaanxi city of Xi'an province is booming Park Weiyang Changqing District building 12-15 Applicant before: Chuanqing Drilling Engineering Co., Ltd. Changqing Down-hole Technic Busywork Company CNPC |
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RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150429 |
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RJ01 | Rejection of invention patent application after publication |