BR9403754A - Mistura de hidrocarbonetos, processo para dissolver formações asfaltênicas em poços de petróleo e uso da dita mistura - Google Patents

Mistura de hidrocarbonetos, processo para dissolver formações asfaltênicas em poços de petróleo e uso da dita mistura

Info

Publication number
BR9403754A
BR9403754A BR9403754A BR9403754A BR9403754A BR 9403754 A BR9403754 A BR 9403754A BR 9403754 A BR9403754 A BR 9403754A BR 9403754 A BR9403754 A BR 9403754A BR 9403754 A BR9403754 A BR 9403754A
Authority
BR
Brazil
Prior art keywords
mixture
asphaltenic
formations
hydrocarbons
dissolve
Prior art date
Application number
BR9403754A
Other languages
English (en)
Inventor
Bianco Alberto Del
Fabrizio Stroppa
Original Assignee
Agip Spa
Eniricerche 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 Agip Spa, Eniricerche Spa filed Critical Agip Spa
Publication of BR9403754A publication Critical patent/BR9403754A/pt

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
    • C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
    • C09K8/524—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning organic depositions, e.g. paraffins or asphaltenes
    • 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
    • Y10S507/927—Well cleaning fluid
    • Y10S507/929—Cleaning organic contaminant
    • Y10S507/93—Organic contaminant is asphaltic

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Liquid Carbonaceous Fuels (AREA)
BR9403754A 1993-09-17 1994-09-16 Mistura de hidrocarbonetos, processo para dissolver formações asfaltênicas em poços de petróleo e uso da dita mistura BR9403754A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI932008A IT1271473B (it) 1993-09-17 1993-09-17 Miscela idrocarburica efficace nella rimozione degli asfalteni

Publications (1)

Publication Number Publication Date
BR9403754A true BR9403754A (pt) 1995-05-16

Family

ID=11366916

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9403754A BR9403754A (pt) 1993-09-17 1994-09-16 Mistura de hidrocarbonetos, processo para dissolver formações asfaltênicas em poços de petróleo e uso da dita mistura

Country Status (11)

Country Link
US (2) US5382728A (pt)
EP (1) EP0644315B1 (pt)
JP (1) JPH07108103A (pt)
CN (1) CN1068372C (pt)
BR (1) BR9403754A (pt)
CA (1) CA2130591C (pt)
DK (1) DK0644315T3 (pt)
ES (1) ES2137318T3 (pt)
IT (1) IT1271473B (pt)
NO (1) NO314266B1 (pt)
RU (1) RU2141027C1 (pt)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2142625C (en) * 1994-02-14 2006-04-25 Donald A. Thorssen Oil and gas well operation fluid used for the solvation of waxes and asphaltenes, and method of use thereof
IT1273513B (it) * 1995-04-07 1997-07-08 Agip Spa Composizione efficace nella rimozione degli asfalteni
IT1275447B (it) * 1995-05-26 1997-08-07 Snam Progetti Procedimento per la conversione di greggi pesanti e residui di distillazione a distillati
US5827803A (en) * 1997-05-07 1998-10-27 Loree; Dwight N. Well treatment fluid
KR100448452B1 (ko) 2000-06-09 2004-09-13 엘지전자 주식회사 고밀도 광 기록매체의 메뉴 지원방법
CA2455854C (en) * 2001-07-31 2011-11-08 Imperial College Innovations Limited Method of controlling asphaltene precipitation in a fluid
US7087189B2 (en) * 2002-03-18 2006-08-08 National Starch Chemical Investment Holding Co Multifunctional calcium carbonate and calcium phosphate scale inhibitor
WO2004032136A1 (en) 2002-10-04 2004-04-15 Lg Electronics Inc. Recording medium having a data structure for managing reproduction of graphic data and recording and reproducing methods and apparatuses
KR20050005074A (ko) 2003-07-01 2005-01-13 엘지전자 주식회사 고밀도 광디스크의 그래픽 데이터 관리방법 및 그에 따른고밀도 광디스크
KR20050064150A (ko) 2003-12-23 2005-06-29 엘지전자 주식회사 고밀도 광디스크의 메뉴 구성방법 및 실행방법과기록재생장치
US7976640B2 (en) * 2005-04-04 2011-07-12 Exxonmobil Research & Engineering Company On-line heat exchanger cleaning method
CZ297597B6 (cs) * 2005-12-20 2007-01-10 Vysoká škola chemicko - technologická v Praze Prostředek pro odstraňování vysokomolekulárních organických úsad z ropy a zemního plynu
US8114806B2 (en) 2008-04-10 2012-02-14 Shell Oil Company Catalysts having selected pore size distributions, method of making such catalysts, methods of producing a crude product, products obtained from such methods, and uses of products obtained
US8734634B2 (en) * 2008-04-10 2014-05-27 Shell Oil Company Method for producing a crude product, method for preparing a diluted hydrocarbon composition, crude products, diluents and uses of such crude products and diluents
GB2459471B (en) * 2008-04-23 2010-07-14 Schlumberger Holdings Forecasting asphaltic precipitation
GB2459470B (en) 2008-04-23 2010-07-21 Schlumberger Holdings Solvent assisted oil recovery
WO2015021242A1 (en) 2013-08-07 2015-02-12 Schlumberger Canada Limited Method for removing bitumen to enhance formation permeability
WO2015080747A1 (en) * 2013-11-29 2015-06-04 Halliburton Energy Services, Inc. Haloalkane composition for inhibiting or dissolving asphaltene or paraffin deposits
MX2017012593A (es) 2015-04-03 2017-12-20 Versalis Spa Mezcla de solventes para remover asfaltenos.
CN113884356B (zh) * 2021-09-29 2022-06-14 中国石油大学(北京) 一种基于原油裂解确定储层中固体沥青含量与分布特征的方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2711392A (en) * 1952-02-06 1955-06-21 August W Willert Jr Method for recovering the oil from oil wells
US3172473A (en) * 1962-06-28 1965-03-09 Crowley Tar Products Company I Method of improving well flow
US3276519A (en) * 1963-05-29 1966-10-04 Halliburton Co Paraffin control method
US3437146A (en) * 1968-01-11 1969-04-08 Midwest Chem & Processing Co I Method of removing paraffin from a well with heated solvent
DE2047684C3 (de) * 1970-09-28 1980-09-04 Texaco Trinidad Inc., New York, N.Y. (V.St.A.) Verfahren zur Behandlung von asphaltische Ablagerungen enthaltenden Bohrungen und Formationen
US3718586A (en) * 1971-12-02 1973-02-27 W Rollo Solvent for cleaning well bores,flowlines,etc.
US3998743A (en) * 1973-12-07 1976-12-21 Union Oil Company Of California Method and solvent composition for stimulating the production of oil from a producing well
CA1167022A (en) * 1981-01-21 1984-05-08 Harry E. Henderson Traction fluid lubricants derived from mineral oil
US4665275A (en) * 1984-07-05 1987-05-12 Nippon Oil Co., Ltd. Thermal medium oils
US4592424A (en) * 1984-08-13 1986-06-03 Texaco Inc. Secondary recovery procedure
US4604491A (en) * 1984-11-26 1986-08-05 Koppers Company, Inc. Synthetic oils
US5104556A (en) * 1989-07-12 1992-04-14 Mirada Bay Petroleum Products, Inc. Oil well treatment composition
GB2235696A (en) * 1989-09-06 1991-03-13 Shell Int Research Method of inhibiting asphalt precipitation in an oil production well

Also Published As

Publication number Publication date
US5382728A (en) 1995-01-17
CN1068372C (zh) 2001-07-11
ITMI932008A1 (it) 1995-03-17
IT1271473B (it) 1997-05-28
JPH07108103A (ja) 1995-04-25
CN1103102A (zh) 1995-05-31
ITMI932008A0 (it) 1993-09-17
RU94033476A (ru) 1996-10-27
CA2130591A1 (en) 1995-03-18
NO943426D0 (no) 1994-09-15
US5438039A (en) 1995-08-01
NO314266B1 (no) 2003-02-24
NO943426L (no) 1995-03-20
EP0644315A1 (en) 1995-03-22
EP0644315B1 (en) 1999-09-15
CA2130591C (en) 2006-06-20
DK0644315T3 (da) 2000-03-27
ES2137318T3 (es) 1999-12-16
RU2141027C1 (ru) 1999-11-10

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 16/09/2014

B15K Others concerning applications: alteration of classification

Ipc: C09K 8/524 (2006.01)