CA1246858A - Method and composition for inhibiting corrosion - Google Patents
Method and composition for inhibiting corrosionInfo
- Publication number
- CA1246858A CA1246858A CA000463295A CA463295A CA1246858A CA 1246858 A CA1246858 A CA 1246858A CA 000463295 A CA000463295 A CA 000463295A CA 463295 A CA463295 A CA 463295A CA 1246858 A CA1246858 A CA 1246858A
- Authority
- CA
- Canada
- Prior art keywords
- composition
- amount
- component
- formaldehyde
- acid
- 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.)
- Expired
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 75
- 238000005260 corrosion Methods 0.000 title claims abstract description 33
- 230000007797 corrosion Effects 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims description 9
- 230000002401 inhibitory effect Effects 0.000 title claims description 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 76
- PAFZNILMFXTMIY-UHFFFAOYSA-N cyclohexylamine Chemical compound NC1CCCCC1 PAFZNILMFXTMIY-UHFFFAOYSA-N 0.000 claims abstract description 45
- 239000003112 inhibitor Substances 0.000 claims abstract description 36
- KWOLFJPFCHCOCG-UHFFFAOYSA-N Acetophenone Chemical compound CC(=O)C1=CC=CC=C1 KWOLFJPFCHCOCG-UHFFFAOYSA-N 0.000 claims abstract description 28
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229930040373 Paraformaldehyde Natural products 0.000 claims abstract description 9
- 229920002866 paraformaldehyde Polymers 0.000 claims abstract description 7
- 239000002253 acid Substances 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 150000007933 aliphatic carboxylic acids Chemical class 0.000 claims description 10
- 239000002736 nonionic surfactant Substances 0.000 claims description 9
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 8
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 239000003377 acid catalyst Substances 0.000 claims description 5
- 125000004432 carbon atom Chemical group C* 0.000 claims description 5
- 239000003921 oil Substances 0.000 claims description 4
- 239000003784 tall oil Substances 0.000 claims description 4
- CUUQUEAUUPYEKK-UHFFFAOYSA-N 4-ethyloct-1-yn-3-ol Chemical compound CCCCC(CC)C(O)C#C CUUQUEAUUPYEKK-UHFFFAOYSA-N 0.000 claims description 3
- 230000003197 catalytic effect Effects 0.000 claims description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 239000002343 natural gas well Substances 0.000 claims 1
- 239000003129 oil well Substances 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- -1 ferrous metals Chemical class 0.000 abstract description 11
- 239000002184 metal Substances 0.000 abstract description 7
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 229960004279 formaldehyde Drugs 0.000 description 17
- 235000019256 formaldehyde Nutrition 0.000 description 16
- 239000011541 reaction mixture Substances 0.000 description 11
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 7
- 150000007513 acids Chemical class 0.000 description 7
- 239000004094 surface-active agent Substances 0.000 description 6
- 239000000654 additive Substances 0.000 description 4
- 239000011260 aqueous acid Substances 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000005755 formation reaction Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 150000003946 cyclohexylamines Chemical class 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- LTFTWJYRQNTCHI-UHFFFAOYSA-N hex-1-yn-3-ol Chemical compound CCCC(O)C#C LTFTWJYRQNTCHI-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 description 2
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 230000004224 protection Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000080 wetting agent Substances 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- HWRRQRKPNKYPBW-UHFFFAOYSA-N 2,4-dimethylcyclohexan-1-amine Chemical compound CC1CCC(N)C(C)C1 HWRRQRKPNKYPBW-UHFFFAOYSA-N 0.000 description 1
- PLFJWWUZKJKIPZ-UHFFFAOYSA-N 2-[2-[2-(2,6,8-trimethylnonan-4-yloxy)ethoxy]ethoxy]ethanol Chemical compound CC(C)CC(C)CC(CC(C)C)OCCOCCOCCO PLFJWWUZKJKIPZ-UHFFFAOYSA-N 0.000 description 1
- FEUISMYEFPANSS-UHFFFAOYSA-N 2-methylcyclohexan-1-amine Chemical compound CC1CCCCC1N FEUISMYEFPANSS-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- HAAZMOAXEMIBAJ-UHFFFAOYSA-N 4-chloro-2-methylquinazoline Chemical compound C1=CC=CC2=NC(C)=NC(Cl)=C21 HAAZMOAXEMIBAJ-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- 235000019737 Animal fat Nutrition 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 description 1
- 239000005639 Lauric acid Substances 0.000 description 1
- 101100453819 Mycolicibacterium smegmatis (strain ATCC 700084 / mc(2)155) kgd gene Proteins 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 239000005643 Pelargonic acid Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- OBETXYAYXDNJHR-UHFFFAOYSA-N alpha-ethylcaproic acid Natural products CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000006482 condensation reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- DQBUGZRLSSLUKC-UHFFFAOYSA-N dec-1-yn-3-ol Chemical compound CCCCCCCC(O)C#C DQBUGZRLSSLUKC-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- SHSFXAVQBIEYMK-UHFFFAOYSA-N hept-1-yn-3-ol Chemical compound CCCCC(O)C#C SHSFXAVQBIEYMK-UHFFFAOYSA-N 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- ZWRUINPWMLAQRD-UHFFFAOYSA-N n-Nonyl alcohol Natural products CCCCCCCCCO ZWRUINPWMLAQRD-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- VUGRNZHKYVHZSN-UHFFFAOYSA-N oct-1-yn-3-ol Chemical compound CCCCCC(O)C#C VUGRNZHKYVHZSN-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- LBSKEFWQPNVWTP-UHFFFAOYSA-N pent-1-yn-3-ol Chemical compound CCC(O)C#C LBSKEFWQPNVWTP-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 101150111745 sucA gene Proteins 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- TUNFSRHWOTWDNC-HKGQFRNVSA-N tetradecanoic acid Chemical compound CCCCCCCCCCCCC[14C](O)=O TUNFSRHWOTWDNC-HKGQFRNVSA-N 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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
- C09K8/54—Compositions for in situ inhibition of corrosion in boreholes or wells
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/04—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in markedly acid liquids
-
- 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
- Y10S166/00—Wells
- Y10S166/902—Wells for inhibiting corrosion or coating
-
- 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
- Y10S507/933—Acidizing or formation destroying
- Y10S507/934—Acidizing or formation destroying with inhibitor
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)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Lubricants (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/537,887 US4493775A (en) | 1983-09-30 | 1983-09-30 | Method and composition for corrosion |
| US537,887 | 1983-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1246858A true CA1246858A (en) | 1988-12-20 |
Family
ID=24144515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000463295A Expired CA1246858A (en) | 1983-09-30 | 1984-09-17 | Method and composition for inhibiting corrosion |
Country Status (6)
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5120471A (en) * | 1985-08-14 | 1992-06-09 | Dowell Schlumberger Incorporated | Process and composition for protecting chrome steel |
| EP0212752B1 (en) * | 1985-08-14 | 1991-09-11 | Pumptech N.V. | Process and composition for inhibiting iron and steel corrosion |
| US4734259A (en) * | 1985-11-22 | 1988-03-29 | Dowell Schlumberger Incorporated | Mixtures of α,β-unsaturated aldehides and surface active agents used as corrosion inhibitors in aqueous fluids |
| US5049311A (en) * | 1987-02-20 | 1991-09-17 | Witco Corporation | Alkoxylated alkyl substituted phenol sulfonates compounds and compositions, the preparation thereof and their use in various applications |
| US4888121A (en) * | 1988-04-05 | 1989-12-19 | Halliburton Company | Compositions and method for controlling precipitation when acidizing sour wells |
| US4949790A (en) * | 1988-04-05 | 1990-08-21 | Halliburton Company | Compositions and method for controlling precipitation when acidizing sour wells |
| AU643843B2 (en) * | 1990-11-05 | 1993-11-25 | Halliburton Company | Method and composition for acidizing subterranean formations |
| US5411670A (en) * | 1990-11-05 | 1995-05-02 | Halliburton Company | Method and composition for protecting metal surfaces from oxidative environments |
| JPH0641776U (ja) * | 1992-07-27 | 1994-06-03 | ミヅシマ工業株式会社 | 組み合わせ式ゴルフ場 |
| US5591381A (en) * | 1992-10-22 | 1997-01-07 | Halliburton Company | Corrosion inhibiting compositions and methods |
| RU2124070C1 (ru) * | 1995-04-06 | 1998-12-27 | Кравцов Евгений Евгеньевич | Ингибитор коррозии металлов в серной и соляной кислотах |
| RU2126852C1 (ru) * | 1995-04-06 | 1999-02-27 | Кравцов Евгений Евгеньевич | Ингибитор коррозии металлов в серной и соляной кислотах |
| US6180057B1 (en) | 1998-06-19 | 2001-01-30 | Nalco/Exxon Energy Chemicals L.P. | Corrosion inhibiting compositions and methods |
| RU2147626C1 (ru) * | 1998-07-21 | 2000-04-20 | Сельский Борис Евсеевич | Ингибитор кислотной коррозии |
| RU2147625C1 (ru) * | 1998-07-24 | 2000-04-20 | Сельский Борис Евсеевич | Ингибитор кислотной коррозии |
| US6192987B1 (en) * | 1999-04-06 | 2001-02-27 | Halliburton Energy Services, Inc. | Metal corrosion inhibitors, inhibited acid compositions and methods |
| US6068056A (en) * | 1999-10-13 | 2000-05-30 | Schlumberger Technology Corporation | Well treatment fluids comprising mixed aldehydes |
| RU2203981C2 (ru) * | 2001-07-27 | 2003-05-10 | Астраханский государственный технический университет | Ингибитор коррозии металлов в серной, соляной и ортофосфорной кислотах |
| US20030183808A1 (en) * | 2002-03-28 | 2003-10-02 | Walker Michael L. | Corrosion inhibitor |
| RU2206636C1 (ru) * | 2002-07-10 | 2003-06-20 | Открытое акционерное общество "НАПОР" | Способ получения ингибитора кислотной коррозии - бактерицида |
| US20050123437A1 (en) * | 2003-12-03 | 2005-06-09 | Cassidy Juanita M. | Methods and compositions for inhibiting metal corrosion |
| CN100365168C (zh) * | 2004-09-11 | 2008-01-30 | 中国石油化工股份有限公司 | 一种酸液缓蚀剂及其制备方法 |
| RU2265675C1 (ru) * | 2004-10-20 | 2005-12-10 | Федеральное государственное образовательное учреждение высшего профессионального образования Астраханский государственный технический университет (ФГОУ ВПО АГТУ) | Ингибитор коррозии в серной, соляной и ортофосфорной кислотах |
| US8278258B2 (en) * | 2007-02-01 | 2012-10-02 | Henkel Ag & Co. Kgaa | Acid inhibitor compositions for metal cleaning and/or pickling |
| US7994099B2 (en) * | 2009-04-14 | 2011-08-09 | Haliburton Energy Services, Inc. | Corrosion inhibitor compositions comprising an aldehyde and a thiol and/or an amine functionalized ring structure and associated methods |
| RU2398916C1 (ru) * | 2009-06-22 | 2010-09-10 | Федеральное государственное образовательное учреждение высшего профессионального образования "Астраханский государственный технический университет" | Ингибитор коррозии металлов в серной и соляной кислотах |
| CN102226281B (zh) * | 2011-06-14 | 2013-04-24 | 北京科技大学 | 一种无醛酸化缓蚀剂及制备方法 |
| CN102942908B (zh) * | 2012-11-22 | 2014-08-13 | 中国海洋石油总公司 | 注水点腐蚀复合抑制剂及应用 |
| CN104109529B (zh) * | 2014-06-23 | 2017-08-25 | 中国石油化工股份有限公司 | 一种酸化缓蚀剂及其制备方法 |
| WO2016060664A1 (en) * | 2014-10-16 | 2016-04-21 | Halliburton Energy Services, Inc. | Methods and compositions for inhibiting sulfide stress cracking |
| CA2972026A1 (en) | 2014-12-22 | 2016-06-30 | Lonza Inc. | Corrosion inhibitor compositions for acidizing treatments |
| CN105062459B (zh) * | 2015-08-11 | 2019-02-19 | 中国石油化工股份有限公司 | 一种高温酸化缓蚀剂及其制备方法 |
| CN105152991B (zh) * | 2015-09-08 | 2017-12-29 | 中国石油化工股份有限公司 | 一种胺类衍生物缓蚀剂及其应用 |
| CN105419774A (zh) * | 2015-11-10 | 2016-03-23 | 西南石油大学 | 一种用于高温浓酸环境中的酸化缓蚀剂的制备方法 |
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| US1877504A (en) * | 1932-06-30 | 1932-09-13 | Dow Chemical Co | Treatment of deep wells |
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| US2758970A (en) * | 1953-06-10 | 1956-08-14 | American Chem Paint Co | Derivatives of rosin amines |
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| US3248334A (en) * | 1961-04-24 | 1966-04-26 | Dow Chemical Co | Corrosion inhibited aqueous nonoxidizing acid compositions |
| US3236305A (en) * | 1963-05-27 | 1966-02-22 | Dow Chemical Co | Method of acidizing wells |
| US3233672A (en) * | 1963-08-15 | 1966-02-08 | Dow Chemical Co | Acidizing a petrolific formation |
| US3380529A (en) * | 1964-10-23 | 1968-04-30 | Dow Chemical Co | Method of acidizing a fluid-bearing formation |
| US3434971A (en) * | 1965-08-25 | 1969-03-25 | Dow Chemical Co | Composition and method for acidizing wells |
| US3404094A (en) * | 1965-09-07 | 1968-10-01 | Halliburton Co | Corrosion inhibitor composition |
| US3353604A (en) * | 1965-10-13 | 1967-11-21 | Dow Chemical Co | Treatment of subsurface earthen formations |
| US3514410A (en) * | 1967-07-28 | 1970-05-26 | Halliburton Co | Prevention of ferric ion corrosion using acid cleaning solution containing hydrogen sulfide and an aldehyde corrosion inhibitor |
| US3634270A (en) * | 1969-06-20 | 1972-01-11 | Dow Chemical Co | Inhibitor |
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| US3932296A (en) * | 1973-05-29 | 1976-01-13 | The Dow Chemical Company | Corrosion inhibitor |
| US3954636A (en) * | 1973-08-30 | 1976-05-04 | The Dow Chemical Company | Acidizing fluid for stimulation of subterranean formations |
| US3962102A (en) * | 1973-10-01 | 1976-06-08 | The Dow Chemical Company | Composition and method for acidizing earthen formations |
| US4026807A (en) * | 1974-08-09 | 1977-05-31 | Petrolite Corporation | Alkynoxymethyl amines |
| US3934651A (en) * | 1974-10-10 | 1976-01-27 | Exxon Production Research Company | Method of acidizing subterranean formations |
| US4343720A (en) * | 1975-03-07 | 1982-08-10 | Petrolite Corporation | Quaternary alkynoxymethyl amines |
| US4100099A (en) * | 1977-03-28 | 1978-07-11 | The Dow Chemical Company | Quaternary salt-polyamine inhibitor for sour gas conditioning solutions |
| US4102804A (en) * | 1977-03-28 | 1978-07-25 | The Dow Chemical Company | Inhibitor for gas conditioning solutions |
| US4100100A (en) * | 1977-03-28 | 1978-07-11 | The Dow Chemical Company | Cobalt-containing inhibitor for sour gas conditioning solutions |
| US4140640A (en) * | 1977-07-06 | 1979-02-20 | The Dow Chemical Company | Self-breaking retarded acid emulsion |
| US4151878A (en) * | 1977-08-15 | 1979-05-01 | The Dow Chemical Company | Method for acidizing a subterranean formation |
| US4220550A (en) * | 1978-12-06 | 1980-09-02 | The Dow Chemical Company | Composition and method for removing sulfide-containing scale from metal surfaces |
| US4320014A (en) * | 1980-10-10 | 1982-03-16 | The Dow Chemical Company | Acidification of subterranean formations employing halogenated hydrocarbons |
| US4387042A (en) * | 1981-10-15 | 1983-06-07 | Gaf Corporation | Corrosion inhibitor comprising the ethynylation reaction product of a dialkylamine, a substituted benzaldehyde and acetylene |
-
1983
- 1983-09-30 US US06/537,887 patent/US4493775A/en not_active Expired - Fee Related
-
1984
- 1984-09-17 CA CA000463295A patent/CA1246858A/en not_active Expired
- 1984-09-21 EP EP84401877A patent/EP0139567B1/en not_active Expired
- 1984-09-21 DE DE8484401877T patent/DE3478315D1/de not_active Expired
- 1984-09-28 JP JP59202109A patent/JPS6092488A/ja active Granted
- 1984-09-28 NO NO843913A patent/NO163536C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6154873B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1986-11-25 |
| EP0139567A3 (en) | 1986-07-23 |
| NO163536C (no) | 1990-06-13 |
| NO163536B (no) | 1990-03-05 |
| US4493775A (en) | 1985-01-15 |
| NO843913L (no) | 1985-04-01 |
| EP0139567B1 (en) | 1989-05-24 |
| DE3478315D1 (en) | 1989-06-29 |
| EP0139567A2 (en) | 1985-05-02 |
| JPS6092488A (ja) | 1985-05-24 |
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