NO150965C - Fremgangsmaate for fremstilling av en xantanopploesning - Google Patents
Fremgangsmaate for fremstilling av en xantanopploesningInfo
- Publication number
- NO150965C NO150965C NO772654A NO772654A NO150965C NO 150965 C NO150965 C NO 150965C NO 772654 A NO772654 A NO 772654A NO 772654 A NO772654 A NO 772654A NO 150965 C NO150965 C NO 150965C
- Authority
- NO
- Norway
- Prior art keywords
- xantan
- preparing
- procedure
- solution
- xantan solution
- Prior art date
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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/84—Compositions based on water or polar solvents
- C09K8/86—Compositions based on water or polar solvents containing organic compounds
- C09K8/88—Compositions based on water or polar solvents containing organic compounds macromolecular compounds
- C09K8/90—Compositions based on water or polar solvents containing organic compounds macromolecular compounds of natural origin, e.g. polysaccharides, cellulose
- C09K8/905—Biopolymers
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds
- C12P19/06—Xanthan, i.e. Xanthomonas-type heteropolysaccharides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Biochemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Microbiology (AREA)
- General Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Colloid Chemistry (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71184376A | 1976-08-05 | 1976-08-05 | |
US05/793,274 US4119546A (en) | 1976-08-05 | 1977-05-03 | Process for producing Xanthomonas hydrophilic colloid, product resulting therefrom, and use thereof in displacement of oil from partially depleted reservoirs |
Publications (3)
Publication Number | Publication Date |
---|---|
NO772654L NO772654L (no) | 1978-02-07 |
NO150965B NO150965B (no) | 1984-10-08 |
NO150965C true NO150965C (no) | 1985-01-16 |
Family
ID=27108715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO772654A NO150965C (no) | 1976-08-05 | 1977-07-26 | Fremgangsmaate for fremstilling av en xantanopploesning |
Country Status (13)
Country | Link |
---|---|
BR (1) | BR7705160A (ja) |
CA (1) | CA1094479A (ja) |
DE (1) | DE2734364C2 (ja) |
EG (1) | EG12843A (ja) |
ES (1) | ES461344A1 (ja) |
FR (1) | FR2360665A1 (ja) |
GB (1) | GB1531970A (ja) |
IE (1) | IE45543B1 (ja) |
IL (1) | IL52609A (ja) |
IT (1) | IT1080085B (ja) |
NL (1) | NL168554B (ja) |
NO (1) | NO150965C (ja) |
SU (1) | SU959634A3 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
PT69430A (en) * | 1978-04-13 | 1979-05-01 | Merck & Co Inc | Process for preparing a xanthan gum with low calcium content |
US4265673A (en) | 1978-06-23 | 1981-05-05 | Talres Development (N.A.) N.V. | Polymer solutions for use in oil recovery containing a complexing agent for multivalentions |
NL7907884A (nl) * | 1978-11-06 | 1980-05-08 | Pfizer | Werkwijze voor de bereiding van een de beweeglijkheid regelende oplossing ten gebruike bij het winnen van olie. |
FR2442955A1 (fr) | 1978-12-01 | 1980-06-27 | Ceca Sa | Perfectionnements a la recuperation assistee du petrole |
US4263399A (en) * | 1979-05-31 | 1981-04-21 | Merck & Co., Inc. | High phosphate process for making low calcium, smooth flow xanthan gum |
CA1153971A (en) * | 1980-07-14 | 1983-09-20 | Standard Oil Company | Semi-continuous method for production of xanthan gum using xanthomonas campestris atcc 31601 |
DE19512731C1 (de) * | 1995-04-05 | 1996-07-11 | Preussag En Gmbh | Flutmittel zur Entölung von Erdöllagerstätten sowie Verfahren zur Verbesserung der Produktivität bei der Gewinnung von Erdöl oder Erdgas |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD121954A1 (ja) * | 1975-09-05 | 1976-09-05 |
-
1977
- 1977-07-26 NO NO772654A patent/NO150965C/no unknown
- 1977-07-27 IL IL52609A patent/IL52609A/xx not_active IP Right Cessation
- 1977-07-29 DE DE2734364A patent/DE2734364C2/de not_active Expired
- 1977-08-03 NL NL7708587.A patent/NL168554B/xx not_active Application Discontinuation
- 1977-08-04 FR FR7724107A patent/FR2360665A1/fr active Granted
- 1977-08-04 ES ES461344A patent/ES461344A1/es not_active Expired
- 1977-08-04 IE IE1628/77A patent/IE45543B1/en not_active IP Right Cessation
- 1977-08-04 BR BR7705160A patent/BR7705160A/pt unknown
- 1977-08-04 SU SU772512150A patent/SU959634A3/ru active
- 1977-08-04 IT IT50559/77A patent/IT1080085B/it active
- 1977-08-04 CA CA284,129A patent/CA1094479A/en not_active Expired
- 1977-08-05 GB GB33003/77A patent/GB1531970A/en not_active Expired
- 1977-08-06 EG EG465/77A patent/EG12843A/xx active
Also Published As
Publication number | Publication date |
---|---|
IE45543L (en) | 1978-02-05 |
NL168554B (nl) | 1981-11-16 |
CA1094479A (en) | 1981-01-27 |
NO772654L (no) | 1978-02-07 |
DE2734364C2 (de) | 1982-12-02 |
EG12843A (en) | 1980-03-31 |
IL52609A (en) | 1980-06-30 |
IL52609A0 (en) | 1977-10-31 |
GB1531970A (en) | 1978-11-15 |
IE45543B1 (en) | 1982-09-22 |
BR7705160A (pt) | 1978-04-25 |
NL7708587A (nl) | 1978-02-07 |
FR2360665A1 (fr) | 1978-03-03 |
ES461344A1 (es) | 1978-12-01 |
SU959634A3 (ru) | 1982-09-15 |
DE2734364A1 (de) | 1978-02-09 |
IT1080085B (it) | 1985-05-16 |
NO150965B (no) | 1984-10-08 |
FR2360665B1 (ja) | 1982-07-09 |
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