ATE72834T1 - Verfahren zur herstellung einer waessrigen loesung eines heteropolysaccharides. - Google Patents

Verfahren zur herstellung einer waessrigen loesung eines heteropolysaccharides.

Info

Publication number: ATE72834T1
Authority: AT; Austria
Prior art keywords: heteropolysaccharide; aqueous solution; preparing; pyruvic; galactose
Prior art date: 1985-06-06

Application number

AT86200805T

Other languages

English (en)

Inventor

Os George Van

Jan Jacob Bleeker

Cornelis Willem Adriaan Schram

Original Assignee

Shell Int Research

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.)

1985-06-06

Filing date

1986-05-07

Publication date

1992-03-15

1986-05-07 Application filed by Shell Int Research filed Critical Shell Int Research

1992-03-15 Application granted granted Critical

1992-03-15 Publication of ATE72834T1 publication Critical patent/ATE72834T1/de

Links

239000007864 aqueous solution Substances 0.000 title abstract 2
238000004519 manufacturing process Methods 0.000 title 1
LCTONWCANYUPML-UHFFFAOYSA-N Pyruvic acid Chemical compound CC(=O)C(O)=O LCTONWCANYUPML-UHFFFAOYSA-N 0.000 abstract 2
WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 abstract 1
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract 1
KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 abstract 1
WQZGKKKJIJFFOK-PHYPRBDBSA-N alpha-D-galactose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@H]1O WQZGKKKJIJFFOK-PHYPRBDBSA-N 0.000 abstract 1
239000012736 aqueous medium Substances 0.000 abstract 1
WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 abstract 1
KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 abstract 1
239000012141 concentrate Substances 0.000 abstract 1
229930182830 galactose Natural products 0.000 abstract 1
239000008103 glucose Substances 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1
229940107700 pyruvic acid Drugs 0.000 abstract 1
150000003839 salts Chemical class 0.000 abstract 1
238000010008 shearing Methods 0.000 abstract 1
239000011780 sodium chloride Substances 0.000 abstract 1

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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/003—Means for stopping loss of drilling fluid
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S507/00—Earth boring, well treating, and oil field chemistry
- Y10S507/935—Enhanced oil recovery
- Y10S507/936—Flooding the formation

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Organic Chemistry (AREA)
Mining & Mineral Resources (AREA)
Geochemistry & Mineralogy (AREA)
Polymers & Plastics (AREA)
Fluid Mechanics (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Environmental & Geological Engineering (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Medicinal Preparation (AREA)
Paper (AREA)
Saccharide Compounds (AREA)
Investigating Or Analysing Biological Materials (AREA)
Magnetic Ceramics (AREA)
Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)

AT86200805T 1985-06-06 1986-05-07 Verfahren zur herstellung einer waessrigen loesung eines heteropolysaccharides. ATE72834T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB858514315A GB8514315D0 (en)	1985-06-06	1985-06-06	Preparation of aqueous solution
EP86200805A EP0204358B1 (de)	1985-06-06	1986-05-07	Verfahren zur Herstellung einer wässrigen Lösung eines Heteropolysaccharides

Publications (1)

Publication Number	Publication Date
ATE72834T1 true ATE72834T1 (de)	1992-03-15

Family

ID=10580286

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT86200805T ATE72834T1 (de)	1985-06-06	1986-05-07	Verfahren zur herstellung einer waessrigen loesung eines heteropolysaccharides.

Country Status (12)

Country	Link
US (2)	US4738727A (de)
EP (1)	EP0204358B1 (de)
AT (1)	ATE72834T1 (de)
AU (1)	AU592993B2 (de)
BR (1)	BR8602609A (de)
CA (1)	CA1287315C (de)
DE (1)	DE3683952D1 (de)
GB (1)	GB8514315D0 (de)
NO (1)	NO172358C (de)
OA (1)	OA08338A (de)
SG (1)	SG43893G (de)
TR (1)	TR23766A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2621327B1 (fr) *	1987-10-06	1990-01-05	Commissariat Energie Atomique	Procede de production et d'extraction de polysaccharides a partir d'une culture de porphyridium cruentum et dispositif pour la mise en oeuvre du procede
AT406047B (de) *	1997-07-18	2000-01-25	Cement Intellectual Property L	Verfahren zur herstellung eines flüssigen zusatzmittels auf der basis von wasserlöslichen, feinkörnigen polysacchariden, wie z.b. mikrobiellen oder pflanzlichen biopolymeren und/oder cellulosederivaten
AT406048B (de) *	1997-07-18	2000-01-25	Cement Intellectual Property L	Verfahren zur herstellung eines flüssigen zusatzmittels auf der basis von wasserlöslichem welan gum
CN108342189B (zh) *	2017-11-29	2020-05-15	山东省食品发酵工业研究设计院	一种基于生物多糖的环保型油田采油用复合物及其应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1587225A (en) *	1977-05-20	1981-04-01	Exxon Research Engineering Co	Heteropolysaccharides and their preparation
CA1173771A (en) *	1980-05-21	1984-09-04	Roger E. Cripps	Fluid displacement with heteropolysaccharide solutions, and the microbial production of heteropolysaccharides
US4299825A (en) *	1980-07-03	1981-11-10	Celanese Corporation	Concentrated xanthan gum solutions
FR2491494B1 (fr) *	1980-10-06	1985-11-29	Inst Francais Du Petrole	Procede enzymatique de clarification de gommes xanthanes permettant d'ameliorer leur injectivite et leur filtrabilite
US4493774A (en) *	1982-02-18	1985-01-15	Exxon Production Research Co.	Method for improving injectivities of biopolymer solutions
US4440225A (en) *	1982-09-13	1984-04-03	Exxon Research And Engineering Co.	Oil recovery using modified heteropolysaccharides in buffered brine
GB8325445D0 (en) *	1983-09-22	1983-10-26	Shell Int Research	Preparing succinoglucan type of heteropolysaccharide

1985
- 1985-06-06 GB GB858514315A patent/GB8514315D0/en active Pending
1986
- 1986-05-07 EP EP86200805A patent/EP0204358B1/de not_active Expired - Lifetime
- 1986-05-07 AT AT86200805T patent/ATE72834T1/de not_active IP Right Cessation
- 1986-05-07 DE DE8686200805T patent/DE3683952D1/de not_active Expired - Lifetime
- 1986-05-13 CA CA000509037A patent/CA1287315C/en not_active Expired - Fee Related
- 1986-06-03 US US06/870,251 patent/US4738727A/en not_active Expired - Lifetime
- 1986-06-04 AU AU58421/86A patent/AU592993B2/en not_active Expired
- 1986-06-04 OA OA58872A patent/OA08338A/xx unknown
- 1986-06-04 TR TR86/0309A patent/TR23766A/xx unknown
- 1986-06-04 BR BR8602609A patent/BR8602609A/pt not_active Application Discontinuation
- 1986-06-04 NO NO862226A patent/NO172358C/no unknown
1988
- 1988-01-11 US US07/141,794 patent/US4816077A/en not_active Expired - Fee Related
1993
- 1993-04-14 SG SG43893A patent/SG43893G/en unknown

Also Published As

Publication number	Publication date
US4738727A (en)	1988-04-19
AU592993B2 (en)	1990-02-01
NO862226D0 (no)	1986-06-04
EP0204358A2 (de)	1986-12-10
NO862226L (no)	1986-12-08
DE3683952D1 (de)	1992-04-02
US4816077A (en)	1989-03-28
BR8602609A (pt)	1987-02-03
TR23766A (tr)	1990-09-12
AU5842186A (en)	1986-12-11
NO172358B (no)	1993-03-29
CA1287315C (en)	1991-08-06
OA08338A (en)	1988-02-29
EP0204358B1 (de)	1992-02-26
SG43893G (en)	1993-06-25
EP0204358A3 (en)	1987-12-02
GB8514315D0 (en)	1985-07-10
NO172358C (no)	1993-07-07

Legal Events

Date	Code	Title	Description
1992-09-15	UEP	Publication of translation of european patent specification
2006-02-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
ATE57176T1 (de)	1990-10-15	Verfahren zur herstellung von (2,2)-paracyclophan und dessen abkoemmlinge.
DE3762615D1 (de)	1990-06-13	Verfahren zur herstellung von (2,2)-paracyclophan und dessen derivaten.
DE3762236D1 (de)	1990-05-17	Verfahren zur herstellung von (2,2)-paracyclophan und dessen derivaten.
ATE59287T1 (de)	1991-01-15	Verfahren zur herstellung einer auf der stelle zubereitbaren homogenen mikrokapselsuspension.
DE3868114D1 (de)	1992-03-12	Verfahren zur herstellung von (2,2)-paracyclophan und dessen derivaten.
KR870000103A (ko)	1987-02-16	산화촉매의 제조방법
CA2084452A1 (en)	1993-06-05	Modified xanthan gum and method for modifying xanthan gum
DE3687317D1 (de)	1993-02-04	Verfahren zur herstellung von brausemischungen.
DE1093088B (de)	1960-11-17	Verfahren zur Vernetzung von Polyvinylalkohol
ATE72834T1 (de)	1992-03-15	Verfahren zur herstellung einer waessrigen loesung eines heteropolysaccharides.
ATE47861T1 (de)	1989-11-15	Verfahren zur herstellung von nphosphonomethylglycin.
DE3579896D1 (de)	1990-10-31	Verfahren zur herstellung von 2,2,4-trimethyl-1,3-pentandiolmonoisobutyrat.
ATE94901T1 (de)	1993-10-15	Verfahren zur herstellung eines macerierenden aspergillus-enzyms.
ATE61028T1 (de)	1991-03-15	Verfahren zur herstellung einer waessrigen natriumchloridloesung und verfahren zur erzeugung von natriumbikarbonat.
DE3678487D1 (de)	1991-05-08	Verfahren zur herstellung von 6-amino-3-hydrazino-pyridazinderivaten.
AU534886B2 (en)	1984-02-16	Solutions of canrenoic acid and furosemide salts
GB1476919A (en)	1977-06-16	Process for the preparation of n-acetoacetyl-2,5-dimethoxy- 4-chloroanilide
KR840008335A (ko)	1984-12-14	살충제의 제조방법
HUT41823A (en)	1987-05-28	Process for preparing heteropolysaccharide s-184
GB1444889A (en)	1976-08-04	Process for the preparation of succinylosuccinic acid diesters
GB1481652A (en)	1977-08-03	Metal complex pigments and process for their manufacture
DE3881581D1 (de)	1993-07-15	Verfahren zur herstellung von heptaminoladenosin-5'-monophosphat durch atomisierung einer waesserigen loesung, welche dieses enthaelt.
RO100303A2 (ro)	1991-05-02	Reactivi pentru tipizarea serologica a tulpinilor de pseudomonas aeruginosa si procedeu de obtinere
JPS5523967A (en)	1980-02-20	Culture medium for producing 3',5'-cyclicadenylic acid and its production