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IT1141117B - ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION - Google Patents

ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION

Info

Publication number
IT1141117B
IT1141117B IT26454/80A IT2645480A IT1141117B IT 1141117 B IT1141117 B IT 1141117B IT 26454/80 A IT26454/80 A IT 26454/80A IT 2645480 A IT2645480 A IT 2645480A IT 1141117 B IT1141117 B IT 1141117B
Authority
IT
Italy
Prior art keywords
additives
procedure
preparation
fracturing
solutions
Prior art date
Application number
IT26454/80A
Other languages
Italian (it)
Other versions
IT8026454A0 (en
Inventor
Giuseppe Cappi
Original Assignee
Giuseppe Cappi
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 Giuseppe Cappi filed Critical Giuseppe Cappi
Priority to IT26454/80A priority Critical patent/IT1141117B/en
Publication of IT8026454A0 publication Critical patent/IT8026454A0/en
Priority to IN1275/CAL/81A priority patent/IN157399B/en
Priority to GB8135674A priority patent/GB2089362B/en
Priority to FR8122420A priority patent/FR2495630A1/en
Application granted granted Critical
Publication of IT1141117B publication Critical patent/IT1141117B/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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/62—Compositions for forming crevices or fractures
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, 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
    • C08B37/0087—Glucomannans 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, 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
    • C08B37/0087—Glucomannans 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
    • C08B37/0093—Locust 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C08B37/006—Heteroglycans, 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
    • C08B37/0087—Glucomannans 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
    • C08B37/0096—Guar, 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)
IT26454/80A 1980-12-05 1980-12-05 ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION IT1141117B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT26454/80A IT1141117B (en) 1980-12-05 1980-12-05 ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION
IN1275/CAL/81A IN157399B (en) 1980-12-05 1981-11-17
GB8135674A GB2089362B (en) 1980-12-05 1981-11-26 Additives for use in aqueous solutions in the recovery stage of an oil or gas well fracturing process
FR8122420A FR2495630A1 (en) 1980-12-05 1981-11-30 ADDITIVES FOR FRACTURING SOLUTIONS AND PROCESS FOR THEIR PREPARATION

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26454/80A IT1141117B (en) 1980-12-05 1980-12-05 ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION

Publications (2)

Publication Number Publication Date
IT8026454A0 IT8026454A0 (en) 1980-12-05
IT1141117B true IT1141117B (en) 1986-10-01

Family

ID=11219548

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26454/80A IT1141117B (en) 1980-12-05 1980-12-05 ADDITIVES FOR FRACTURING SOLUTIONS AND PROCEDURE FOR THEIR PREPARATION

Country Status (4)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103570844B (en) * 2013-11-20 2015-12-30 南京工业大学 Preparation method of carboxyethyl welan gum

Also Published As

Publication number Publication date
GB2089362A (en) 1982-06-23
GB2089362B (en) 1984-06-06
FR2495630A1 (en) 1982-06-11
FR2495630B3 (en) 1984-08-31
IN157399B (en) 1986-03-22
IT8026454A0 (en) 1980-12-05

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