FR2495630A1 - Additifs pour solutions de fracturation et procede pour leur preparation - Google Patents

Additifs pour solutions de fracturation et procede pour leur preparation Download PDF

Info

Publication number
FR2495630A1
FR2495630A1 FR8122420A FR8122420A FR2495630A1 FR 2495630 A1 FR2495630 A1 FR 2495630A1 FR 8122420 A FR8122420 A FR 8122420A FR 8122420 A FR8122420 A FR 8122420A FR 2495630 A1 FR2495630 A1 FR 2495630A1
Authority
FR
France
Prior art keywords
polygalactomannans
additives
water
fracturing
carboxyethyl
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.)
Granted
Application number
FR8122420A
Other languages
English (en)
French (fr)
Other versions
FR2495630B3 (OSRAM
Inventor
Giuseppe Cappi
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.)
AGO CHEMICALS SpA
Original Assignee
AGO CHEMICALS 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 AGO CHEMICALS SpA filed Critical AGO CHEMICALS SpA
Publication of FR2495630A1 publication Critical patent/FR2495630A1/fr
Application granted granted Critical
Publication of FR2495630B3 publication Critical patent/FR2495630B3/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K8/00Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
    • C09K8/60Compositions for stimulating production by acting on the underground formation
    • C09K8/62Compositions for forming crevices or fractures
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0087Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0087Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
    • C08B37/0093Locust bean gum, i.e. carob bean gum, with (beta-1,4)-D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from the seeds of carob tree or Ceratonia siliqua; Derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08BPOLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
    • C08B37/0087Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
    • C08B37/0096Guar, guar gum, guar flour, guaran, i.e. (beta-1,4) linked D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from Cyamopsis Tetragonolobus; Derivatives thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Botany (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
FR8122420A 1980-12-05 1981-11-30 Additifs pour solutions de fracturation et procede pour leur preparation Granted FR2495630A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26454/80A IT1141117B (it) 1980-12-05 1980-12-05 Additivi per soluzioni di fracturing e procedimento per la loro preparazione

Publications (2)

Publication Number Publication Date
FR2495630A1 true FR2495630A1 (fr) 1982-06-11
FR2495630B3 FR2495630B3 (OSRAM) 1984-08-31

Family

ID=11219548

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8122420A Granted FR2495630A1 (fr) 1980-12-05 1981-11-30 Additifs pour solutions de fracturation et procede pour leur preparation

Country Status (4)

Country Link
FR (1) FR2495630A1 (OSRAM)
GB (1) GB2089362B (OSRAM)
IN (1) IN157399B (OSRAM)
IT (1) IT1141117B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103570844B (zh) * 2013-11-20 2015-12-30 南京工业大学 一种羧乙基韦兰胶的制备方法

Also Published As

Publication number Publication date
IT1141117B (it) 1986-10-01
GB2089362B (en) 1984-06-06
IT8026454A0 (it) 1980-12-05
IN157399B (OSRAM) 1986-03-22
FR2495630B3 (OSRAM) 1984-08-31
GB2089362A (en) 1982-06-23

Similar Documents

Publication Publication Date Title
US4243802A (en) Surfactant-soluble cellulose derivatives
EP2603554B1 (en) Wellbore servicing fluid comprising a cellulose ether
US20170088769A1 (en) Aqueous guar compositions for use in oil field and slickwater applications
US4094795A (en) Polygalactomannan ether compositions
FR2586249A1 (fr) Procede de preparation d'un heteropolysaccharide modifie et compositions le contenant
CA1071193A (en) Polygalactomannan ether compositions
CN106046258A (zh) 壳聚糖交联改性丙烯酰胺化合物及其制备方法、应用
FR2495630A1 (fr) Additifs pour solutions de fracturation et procede pour leur preparation
JPS6315852A (ja) 水溶性重合体の安定化された水性組成物
US2520161A (en) Carboxyalkyl ethers of carbohydrate gums
US4537958A (en) Process for preparing cellulose ethers
EP0103178B1 (de) Isolierung mikrobieller Polysaccharide aus ihren Fettamin-Addukten
JPH0615563B2 (ja) ペクチンの精製方法
CH622553A5 (OSRAM)
FR2540879A1 (fr) Suspensions concentrees de polymeres hydrosolubles
CN104761653A (zh) 疏水缔合型水溶性黄原胶及其制备方法与应用
JPH09176203A (ja) カチオン化グアガムの製造方法
Osemeahon et al. Development of sodium alginate and konkoli gumgrafted-polyacrylamide blend membrane: optimization of grafting conditions
CN114920858A (zh) 有机硅改性瓜尔胶及其制备方法
FR2525608A1 (fr) Procede d'obtention d'ethers cellulosiques anioniques hydrosolubles,et ethers cellulosiques obtenus par mise en oeuvre de ce procede
EP0214763B1 (en) Phase separation for removing polysaccharides from dilute solutions
CN117050742B (zh) 一种基于改性聚丙烯酰胺的压裂液及其制备方法
WO2015064388A1 (ja) 高分子化合物の製造方法
Nagieb et al. Carboxymethylation of cotton linter in an alcoholic reaction medium
FR2600336A1 (fr) Amelioration de la filtrabilite du scleroglucane pour la recuperation d'huile a partir de gisements petroliferes

Legal Events

Date Code Title Description
ST Notification of lapse