PL445682A1 - Surfactant composition designed to reduce water production in gas wells - Google Patents

Surfactant composition designed to reduce water production in gas wells

Info

Publication number
PL445682A1
PL445682A1 PL445682A PL44568223A PL445682A1 PL 445682 A1 PL445682 A1 PL 445682A1 PL 445682 A PL445682 A PL 445682A PL 44568223 A PL44568223 A PL 44568223A PL 445682 A1 PL445682 A1 PL 445682A1
Authority
PL
Poland
Prior art keywords
ethoxylated
propoxylated
surfactant composition
mol
polyethylene glycol
Prior art date
Application number
PL445682A
Other languages
Polish (pl)
Other versions
PL249403B1 (en
Inventor
Sławomir Falkowicz
Winicjusz Stanik
Marcin Majkrzak
Renata Cicha-Szot
Original Assignee
Instytut Nafty I Gazu - Państwowy Instytut Badawczy
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 Instytut Nafty I Gazu - Państwowy Instytut Badawczy filed Critical Instytut Nafty I Gazu - Państwowy Instytut Badawczy
Priority to PL445682A priority Critical patent/PL249403B1/en
Publication of PL445682A1 publication Critical patent/PL445682A1/en
Publication of PL249403B1 publication Critical patent/PL249403B1/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
    • C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
    • C09K8/584—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
    • 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
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/12—Methods or apparatus for controlling the flow of the obtained fluid to or in wells

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Colloid Chemistry (AREA)
  • Detergent Compositions (AREA)

Abstract

Kompozycja surfaktantów przeznaczona do ograniczenia produkcji wody w odwiertach gazowych, charakteryzuje się tym, że zawiera: olej nośny będący di estrem glikolu polietylenowego kwasu oleinowego o średnim liczbowym ciężarze cząsteczkowym od 700 g/mol do 1200 g/mol i diestrem glikolu polietylenowego kwasu izostearynowego o średnim liczbowym ciężarze cząsteczkowym od 700 g/mol do 1200 g/mol w ilości od 1,0% (m/m) do 10,0% (m/m) całkowitej masy kompozycji surfaktantów, przy czym stosunek masowy dioleinowego diestru glikolu polietylenowego do diizostearynowego diestru glikolu polietylenowego wynosi 1:4; surfaktant niejonowy z grupy obejmującej etoksylowane alkohole, propoksylowane alkohole i propoksylowany dodecylofenol co najmniej jeden związek mający od 8 do 25 jednostek tlenku etylenu lub jednostek tlenku propylenu wybrany z grupy surfaktantów: a) etoksylowanego izotridekanolu, etoksylowanego tetradekanolu, etoksylowanego dodekanolu, etoksylowanego 2-butylooktanolu, etoksylowanego 2-heksylodekanolu, b) etoksylowanej heksadecyloaminy, etoksylowanej oktadecyloaminy, etoksylowanej tetradecyloaminy, c) propoksylowanego izotridekanolu, propoksylowanego tetradekanolu, propoksylowanego dodekanolu, propoksylowanego 2—butynooktnolu, propoksylowanego 2-heksylodekanolu, propoksylowanego dodecylofenolu, przy czym ilość niejonowego surfaktantu wynosi od 3,0% (m/m) do 20,0% (m/m) całkowitej masy kompozycji surfaktantów, a stosunek zastosowanych surfaktantów a:b:c wynosi 1:1:1; surfaktant anionowy wybrany z grupy obejmującej co najmniej jeden związek wybrany spośród: a) soli sodowej sulfonowanego alkoholu decylowego, b) soli sodowej sulfonowanego etoksylowanego alkoholu dodecylowego, c) soli sodowej dietyloheksylobursztynianu w ilości od 1,0% (m/m) do 3,0% (m/m) całkowitej masy kompozycji surfaktantów; rozpuszczalnik węglowodorowy w postaci frakcji naftowej o ilości od 10 do 12 atomów węgla w cząsteczkach węglowodorów parafinowo - naftenowych i zakresie temperatur wrzenia 190°C do 220°C w warunkach normalnych w ilości od 70,0% (m/m) do 80,0% (m/m) całkowitej masy kompozycji surfaktantów.A surfactant composition intended to limit water production in gas wells, characterized in that it comprises: a carrier oil being a polyethylene glycol diester of oleic acid having a number average molecular weight of from 700 g/mol to 1200 g/mol and a polyethylene glycol diester of isostearic acid having a number average molecular weight of from 700 g/mol to 1200 g/mol in an amount of from 1.0% (m/m) to 10.0% (m/m) of the total weight of the surfactant composition, wherein the weight ratio of the polyethylene glycol diolein diester to the polyethylene glycol diisostearic diester is 1:4; a non-ionic surfactant from the group consisting of ethoxylated alcohols, propoxylated alcohols and propoxylated dodecylphenol at least one compound having from 8 to 25 ethylene oxide units or propylene oxide units selected from the group of surfactants: a) ethoxylated isotridecanol, ethoxylated tetradecanol, ethoxylated dodecanol, ethoxylated 2-butyloctanol, ethoxylated 2-hexyldecanol, b) ethoxylated hexadecylamine, ethoxylated octadecylamine, ethoxylated tetradecylamine, c) propoxylated isotridecanol, propoxylated tetradecanol, propoxylated dodecanol, propoxylated 2-butynoctanol, propoxylated 2-hexyldecanol, propoxylated dodecylphenol, wherein the amount of non-ionic surfactant is from 3.0% (m/m) to 20.0% (m/m) of the total weight of the surfactant composition, and the ratio of surfactants a:b:c used is 1:1:1; an anionic surfactant selected from the group consisting of at least one compound selected from: a) the sodium salt of sulfonated decyl alcohol, b) the sodium salt of sulfonated ethoxylated dodecyl alcohol, c) the sodium salt of diethylhexylsuccinate in an amount of 1.0% (m/m) to 3.0% (m/m) of the total weight of the surfactant composition; a hydrocarbon solvent in the form of a petroleum fraction having from 10 to 12 carbon atoms in the molecules of paraffinic - naphthenic hydrocarbons and a boiling point range of 190°C to 220°C under normal conditions in an amount of 70.0% (m/m) to 80.0% (m/m) of the total weight of the surfactant composition.

PL445682A 2023-07-26 2023-07-26 A surfactant composition designed to reduce water production in gas wells. PL249403B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL445682A PL249403B1 (en) 2023-07-26 2023-07-26 A surfactant composition designed to reduce water production in gas wells.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL445682A PL249403B1 (en) 2023-07-26 2023-07-26 A surfactant composition designed to reduce water production in gas wells.

Publications (2)

Publication Number Publication Date
PL445682A1 true PL445682A1 (en) 2025-01-27
PL249403B1 PL249403B1 (en) 2026-04-07

Family

ID=94322775

Family Applications (1)

Application Number Title Priority Date Filing Date
PL445682A PL249403B1 (en) 2023-07-26 2023-07-26 A surfactant composition designed to reduce water production in gas wells.

Country Status (1)

Country Link
PL (1) PL249403B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5421410A (en) * 1994-07-08 1995-06-06 Irani; Cyrus A. Plugging of underground strata to eliminate gas and water coning during oil production
PL182139B1 (en) * 1997-03-26 2001-11-30 Polskie Gornictwo Naftowe Method of exploiting low-productivity earth gas production bore-holes being fooded with ground water
RU2204709C2 (en) * 2001-06-18 2003-05-20 Общество с ограниченной ответственностью "Астраханьгазпром" Composition for restriction of formation water inflow to well
CN108570317B (en) * 2017-03-13 2022-02-22 中国石油化工股份有限公司 Microemulsion for relieving water lock injury of low-permeability reservoir

Also Published As

Publication number Publication date
PL249403B1 (en) 2026-04-07

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