NO885210L - Anvendelse av cellulosederivater i borspylinger. - Google Patents

Anvendelse av cellulosederivater i borspylinger.

Info

Publication number
NO885210L
NO885210L NO88885210A NO885210A NO885210L NO 885210 L NO885210 L NO 885210L NO 88885210 A NO88885210 A NO 88885210A NO 885210 A NO885210 A NO 885210A NO 885210 L NO885210 L NO 885210L
Authority
NO
Norway
Prior art keywords
celluloside
drilling
derivatives
celluloside derivatives
Prior art date
Application number
NO88885210A
Other languages
English (en)
Other versions
NO885210D0 (no
NO175645B (no
NO175645C (no
Inventor
Dieter Herzog
Bernd Schriewer
Original Assignee
Wolff Walsrode Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6342421&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO885210(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Wolff Walsrode Ag filed Critical Wolff Walsrode Ag
Publication of NO885210D0 publication Critical patent/NO885210D0/no
Publication of NO885210L publication Critical patent/NO885210L/no
Publication of NO175645B publication Critical patent/NO175645B/no
Publication of NO175645C publication Critical patent/NO175645C/no

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
NO885210A 1987-12-11 1988-11-23 Anvendelsen av karboksymetylsulfoetylcellulose i boreslam NO175645C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873742105 DE3742105A1 (de) 1987-12-11 1987-12-11 Verwendung von cellulosederivaten in bohrspuelungen

Publications (4)

Publication Number Publication Date
NO885210D0 NO885210D0 (no) 1988-11-23
NO885210L true NO885210L (no) 1989-06-12
NO175645B NO175645B (no) 1994-08-01
NO175645C NO175645C (no) 1994-11-09

Family

ID=6342421

Family Applications (1)

Application Number Title Priority Date Filing Date
NO885210A NO175645C (no) 1987-12-11 1988-11-23 Anvendelsen av karboksymetylsulfoetylcellulose i boreslam

Country Status (4)

Country Link
US (1) US4972007A (no)
EP (1) EP0319868B1 (no)
DE (2) DE3742105A1 (no)
NO (1) NO175645C (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4241289A1 (de) 1992-12-08 1994-06-09 Wolff Walsrode Ag Hochsubstituierte Carboxymethyl-sulfoethylcelluloseether (CMSEC), Verfahren zu deren Herstellung und Verwendung im Textildruck
US6071523A (en) * 1998-06-03 2000-06-06 Taro Pharmaceuticals Industries, Ltd. Spill resistant pharmaceutical compositions in semi-solid form
US7241836B2 (en) * 2004-12-29 2007-07-10 Weyerhaeuser Co. Method of crosslinking a mixture of carboxylated polymers using a triazine crosslinking activator
US20060142560A1 (en) * 2004-12-29 2006-06-29 Glasser Wolfgang G Sulfoalkylated cellulose
US20060142561A1 (en) * 2004-12-29 2006-06-29 Mengkui Luo Carboxyalkyl cellulose
US20060142481A1 (en) * 2004-12-29 2006-06-29 Herriott Carole W Method for making a mixed polymer network
US20060142476A1 (en) * 2004-12-29 2006-06-29 Weerawarna S A Crosslinked carboxylated polymer
US7230049B2 (en) * 2004-12-29 2007-06-12 Weyerhaeuser Co. Method of crosslinking a carboxylated polymer using a triazine crosslinking activator
US7300965B2 (en) 2004-12-29 2007-11-27 Weyerhaeuser Company Mixed polymer network
US20060142478A1 (en) * 2004-12-29 2006-06-29 Mengkui Luo Carboxyalkyl cellulose polymer network
US20060142480A1 (en) * 2004-12-29 2006-06-29 Mengkui Luo Method of making carboxyalkyl cellulose polymer network
US7541396B2 (en) * 2004-12-29 2009-06-02 Weyerhaeuser Nr Company Method for making carboxyalkyl cellulose
US20060142477A1 (en) * 2004-12-29 2006-06-29 Glasser Wolfgang G Method for making sulfoalkylated cellulose polymer network
US20060142484A1 (en) * 2004-12-29 2006-06-29 Glasser Wolfgang G Sulfoalkylated cellulose polymer network
US7393905B2 (en) * 2004-12-29 2008-07-01 Weyerhaeuser Company Crosslinked mixed carboxylated polymer network
GB2551662B (en) 2015-04-10 2021-12-08 Halliburton Energy Services Inc Downhole fluids and methods of use thereof
CN107987817B (zh) * 2017-11-28 2020-09-15 中煤地华盛水文地质勘察有限公司 一种在灰岩地层水平井施工冲洗液

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2811519A (en) * 1954-02-05 1957-10-29 Eastman Kodak Co Mixed cellulose ethers and their preparation
US4110226A (en) * 1977-02-02 1978-08-29 Phillips Petroleum Company Stabilized aqueous gels and uses thereof
SU794098A1 (ru) * 1979-03-14 1981-01-07 Всесоюзный Научно-Исследовательскийи Экспериментальный Институт По Переработкехимических Волокон Композици дл печати текстильногоМАТЕРиАлА из АцЕТАТНыХ, ВиСКОзНыХ,НАТуРАльНыХ или СиНТЕТичЕСКиХпОлиАМидНыХ ВОлОКОН
DE3303153A1 (de) * 1983-01-31 1984-08-02 Henkel KGaA, 4000 Düsseldorf Verfahren zur herstellung von hochsubstituierten carboxyalkylcellulosen und deren mischethern
CA1217933A (en) * 1983-04-06 1987-02-17 Yuji Hori Fluid composition for drilling
JPS63182301A (ja) * 1987-01-22 1988-07-27 Dai Ichi Kogyo Seiyaku Co Ltd 新規なセルロ−スエ−テルナトリウム塩及びその製造方法

Also Published As

Publication number Publication date
EP0319868B1 (de) 1993-03-03
EP0319868A3 (en) 1990-06-13
NO885210D0 (no) 1988-11-23
DE3878858D1 (de) 1993-04-08
NO175645B (no) 1994-08-01
EP0319868A2 (de) 1989-06-14
DE3742105A1 (de) 1989-06-22
NO175645C (no) 1994-11-09
US4972007A (en) 1990-11-20

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