NO305088B1 - Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process - Google Patents

Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process

Info

Publication number
NO305088B1
NO305088B1 NO972704A NO972704A NO305088B1 NO 305088 B1 NO305088 B1 NO 305088B1 NO 972704 A NO972704 A NO 972704A NO 972704 A NO972704 A NO 972704A NO 305088 B1 NO305088 B1 NO 305088B1
Authority
NO
Norway
Prior art keywords
polysaccharide
preparation
based sealant
sealant
Prior art date
Application number
NO972704A
Other languages
Norwegian (no)
Other versions
NO972704D0 (en
NO972704L (en
Inventor
Egil Sunde
David Quinn
Original Assignee
Norske Stats Oljeselskap
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 Norske Stats Oljeselskap filed Critical Norske Stats Oljeselskap
Priority to NO972704A priority Critical patent/NO305088B1/en
Publication of NO972704D0 publication Critical patent/NO972704D0/en
Priority to PCT/NO1998/000179 priority patent/WO1998056869A1/en
Priority to AU83595/98A priority patent/AU8359598A/en
Publication of NO972704L publication Critical patent/NO972704L/en
Publication of NO305088B1 publication Critical patent/NO305088B1/en

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
    • C09K8/50—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
    • C09K8/512—Compositions based on water or polar solvents containing organic compounds macromolecular compounds containing cross-linking agents
    • 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
    • C09K8/32—Non-aqueous well-drilling compositions, e.g. oil-based
    • C09K8/36—Water-in-oil emulsions
NO972704A 1997-06-12 1997-06-12 Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process NO305088B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO972704A NO305088B1 (en) 1997-06-12 1997-06-12 Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process
PCT/NO1998/000179 WO1998056869A1 (en) 1997-06-12 1998-06-12 A method for producing a plugging liquid on a polysaccharide basis
AU83595/98A AU8359598A (en) 1997-06-12 1998-06-12 A method for producing a plugging liquid on a polysaccharide basis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO972704A NO305088B1 (en) 1997-06-12 1997-06-12 Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process

Publications (3)

Publication Number Publication Date
NO972704D0 NO972704D0 (en) 1997-06-12
NO972704L NO972704L (en) 1998-12-14
NO305088B1 true NO305088B1 (en) 1999-03-29

Family

ID=19900819

Family Applications (1)

Application Number Title Priority Date Filing Date
NO972704A NO305088B1 (en) 1997-06-12 1997-06-12 Process for the preparation of a polysaccharide-based sealant and intermediate for use in the process

Country Status (3)

Country Link
AU (1) AU8359598A (en)
NO (1) NO305088B1 (en)
WO (1) WO1998056869A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2371122C (en) * 1999-06-03 2009-11-10 Schlumberger Canada Limited Shear-sensitive plugging fluid for plugging and a method for plugging a subterranean formation zone

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0137538B1 (en) * 1983-09-09 1990-03-14 Shell Internationale Researchmaatschappij B.V. Biopolymer formulations and processes for preparing them
EP0738310B1 (en) * 1993-05-28 2000-09-20 Statoil ASA Plugging liquid for plugging a subterranean formation zone

Also Published As

Publication number Publication date
NO972704D0 (en) 1997-06-12
NO972704L (en) 1998-12-14
WO1998056869A1 (en) 1998-12-17
AU8359598A (en) 1998-12-30

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: STATOIL ASA, NO

CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: STATOIL PETROLEUM AS, NO

MK1K Patent expired