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1. WO2000019062 - ACIDIC SURFACTANT COMPOSITION AND METHOD FOR CLEANING WELLBORE AND FLOWLINE SURFACES USING THE SURFACTANT COMPOSITION

Publication Number WO/2000/019062
Publication Date 06.04.2000
International Application No. PCT/GB1999/003135
International Filing Date 21.09.1999
Chapter 2 Demand Filed 13.04.2000
IPC
C09K 8/52 2006.1
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
52Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
CPC
C09K 8/52
CCHEMISTRY; METALLURGY
09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
8Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
52Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
Y10S 507/927
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
507Earth boring, well treating, and oil field chemistry
927Well cleaning fluid
Y10S 507/928
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
507Earth boring, well treating, and oil field chemistry
927Well cleaning fluid
928Spacing slug or preflush fluid
Y10S 507/933
YSECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
10TECHNICAL SUBJECTS COVERED BY FORMER USPC
STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
507Earth boring, well treating, and oil field chemistry
933Acidizing or formation destroying
Applicants
  • ATLANTIC RICHFIELD COMPANY [US]/[US] (AT, BE, CA, CH, CY, DE, DK, ES, FI, FR, GB, GR, ID, IE, IT, LU, MC, NL, NO, PT, SE)
  • ARCO BRITISH LIMITED [GB]/[GB] (MW)
Inventors
  • CHAN, Albert, F.
Agents
  • COLMER, Stephen, Gary
Priority Data
09/161,04026.09.1998US
Publication Language English (en)
Filing Language English (EN)
Designated States
Title
(EN) ACIDIC SURFACTANT COMPOSITION AND METHOD FOR CLEANING WELLBORE AND FLOWLINE SURFACES USING THE SURFACTANT COMPOSITION
(FR) COMPOSITION TENSIOACTIVE ACIDE ET PROCEDE SERVANT A NETTOYER DES SURFACES DE PUITS DE SONDAGE ET DE CONDUITS D'ECOULEMENT AU MOYEN DE CETTE COMPOSITION
Abstract
(EN) A method and composition for removing deposits of heavy hydrocarbonaceous materials and finely divided inorganic particulate matter from wellbore and flowline surfaces using a composition containing an alkyl polyglycoside, an ethoxylated alcohol, an acid and an alkyl alcohol.
(FR) Procédé et composition servant à enlever des dépôts de matériaux hydrocarbonés lourds et de particules inorganiques finement divisées depuis des surfaces de puits de sondage et de conduits d'écoulement au moyen d'une composition contenant un polyglycoside d'alkyle, un alcool éthoxylé, un acide et un alcool d'alkyle.
Related patent documents
NO20011532This application is not viewable in PATENTSCOPE because the national phase entry has not been published yet or the national entry is issued from a country that does not share data with WIPO or there is a formatting issue or an unavailability of the application.
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