DE602006004543D1 - Filtratreduzierung für Bohrschlamm - Google Patents

Filtratreduzierung für Bohrschlamm

Info

Publication number
DE602006004543D1
DE602006004543D1 DE602006004543T DE602006004543T DE602006004543D1 DE 602006004543 D1 DE602006004543 D1 DE 602006004543D1 DE 602006004543 T DE602006004543 T DE 602006004543T DE 602006004543 T DE602006004543 T DE 602006004543T DE 602006004543 D1 DE602006004543 D1 DE 602006004543D1
Authority
DE
Germany
Prior art keywords
filtrate
drilling mud
filtrate reduction
reaction
drilling
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
Application number
DE602006004543T
Other languages
English (en)
Inventor
Stefania Vecchi
Dario Chiavacci
Cristina Demarchi
Laura Vigano
Bassii Giuseppe Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lamberti SpA
Original Assignee
Lamberti SpA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lamberti SpA filed Critical Lamberti SpA
Publication of DE602006004543D1 publication Critical patent/DE602006004543D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F251/00—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof
    • C08F251/02—Macromolecular compounds obtained by polymerising monomers on to polysaccharides or derivatives thereof on to cellulose or derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L51/00—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
    • C08L51/02—Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to polysaccharides
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/06—Clay-free compositions
    • C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
    • C09K8/10—Cellulose or derivatives thereof
    • 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
    • C09K8/02—Well-drilling compositions
    • C09K8/04—Aqueous well-drilling compositions
    • C09K8/14—Clay-containing compositions
    • C09K8/18—Clay-containing compositions characterised by the organic compounds
    • C09K8/20—Natural organic compounds or derivatives thereof, e.g. polysaccharides or lignin derivatives
    • C09K8/206—Derivatives of other natural products, e.g. cellulose, starch, sugars
    • 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
    • C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
    • C09K8/504—Compositions based on water or polar solvents
    • C09K8/506—Compositions based on water or polar solvents containing organic compounds
    • C09K8/508—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
    • C09K8/514—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
DE602006004543T 2005-12-23 2006-12-20 Filtratreduzierung für Bohrschlamm Active DE602006004543D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000074A ITVA20050074A1 (it) 2005-12-23 2005-12-23 Riduttore di filtrato per fanghi di perforazione

Publications (1)

Publication Number Publication Date
DE602006004543D1 true DE602006004543D1 (de) 2009-02-12

Family

ID=37943868

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006004543T Active DE602006004543D1 (de) 2005-12-23 2006-12-20 Filtratreduzierung für Bohrschlamm

Country Status (5)

Country Link
US (1) US20070161516A1 (de)
EP (1) EP1801180B1 (de)
AT (1) ATE419317T1 (de)
DE (1) DE602006004543D1 (de)
IT (1) ITVA20050074A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101818051B (zh) * 2010-03-19 2012-10-17 西南石油大学 Am/dmdaac/烯丙基环糊精聚合物降滤失剂及制备方法
CN107502321B (zh) * 2017-07-06 2020-06-02 中联煤层气有限责任公司 一种新型泡沫钻井液体系及其制备方法
CN109762093B (zh) * 2018-12-04 2021-07-16 中国石油天然气集团有限公司 一种钻井液用高分子聚合物包被絮凝剂及其制备方法
CN109735320A (zh) * 2019-01-31 2019-05-10 四川申和新材料科技有限公司 一种可回收的生物复合乳液压裂液及制备方法和使用方法
CN109837074B (zh) * 2019-03-27 2021-03-09 中国石油大学(华东) 降滤失剂组合物及其应用、水基钻井液及其应用
CN112239653B (zh) * 2019-07-18 2022-07-08 中石化石油工程技术服务有限公司 一种基于纳米纤维-疏水淀粉复合物的钻井液用降滤失剂及制备方法
CN114644731B (zh) * 2020-12-18 2023-07-21 中国石油化工集团有限公司 取代的硬葡聚糖、其制造方法及其应用
CN115595126B (zh) * 2021-07-09 2024-01-16 中国海洋石油集团有限公司 一种环保水基钻井液用降滤失剂及其制备方法
CN115873172B (zh) * 2021-09-28 2024-01-26 中国石油天然气集团有限公司 钻井液用抗温抗盐降滤失剂及其制备方法
CN114133487A (zh) * 2021-11-29 2022-03-04 宁波锋成先进能源材料研究院有限公司 改性纤维素基聚表剂、乳化降粘剂及其制备方法和在稠油降粘中的应用
CN114591719B (zh) * 2022-04-18 2023-03-31 安徽陆海石油助剂科技有限公司 一种油基钻井液用降滤失剂

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4131576A (en) * 1977-12-15 1978-12-26 National Starch And Chemical Corporation Process for the preparation of graft copolymers of a water soluble monomer and polysaccharide employing a two-phase reaction system
DE3578428D1 (de) * 1984-11-17 1990-08-02 Basf Ag Verfahren und vorrichtung zur herstellung von polyphenylenethern.
US4703801A (en) * 1986-05-13 1987-11-03 Halliburton Company Method of reducing fluid loss in cement compositions which may contain substantial salt concentrations
GB8820332D0 (en) * 1988-08-26 1988-09-28 Allied Colloids Ltd Graft copolymers
US5008025A (en) * 1989-11-16 1991-04-16 Mobil Oil Corporation Sulfonate-containing polymer/polyanionic cellulose combination for high temperature/high pressure filtration control in water base drilling fluids
US5629271A (en) * 1994-03-25 1997-05-13 Texas United Chemical Corporation Methods of reducing fluid loss and polymer concentration of well drilling and servicing fluids
GB0117768D0 (en) * 2001-07-20 2001-09-12 Unilever Plc Use of polymers in fabrics cleaning

Also Published As

Publication number Publication date
ITVA20050074A1 (it) 2007-06-24
ATE419317T1 (de) 2009-01-15
EP1801180A1 (de) 2007-06-27
EP1801180B1 (de) 2008-12-31
US20070161516A1 (en) 2007-07-12

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Legal Events

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