EA031903B1 - Способы предотвращения эмульгирования сырой нефти в жидкостях для обработки ствола скважины - Google Patents
Способы предотвращения эмульгирования сырой нефти в жидкостях для обработки ствола скважины Download PDFInfo
- Publication number
- EA031903B1 EA031903B1 EA201590499A EA201590499A EA031903B1 EA 031903 B1 EA031903 B1 EA 031903B1 EA 201590499 A EA201590499 A EA 201590499A EA 201590499 A EA201590499 A EA 201590499A EA 031903 B1 EA031903 B1 EA 031903B1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- styrene
- crude oil
- acrylate
- water
- acrylate copolymer
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 168
- 239000010779 crude oil Substances 0.000 title claims abstract description 142
- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000004945 emulsification Methods 0.000 title claims abstract description 15
- 229920001577 copolymer Polymers 0.000 claims abstract description 102
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 230000003993 interaction Effects 0.000 claims abstract description 5
- 239000003208 petroleum Substances 0.000 claims abstract description 3
- 238000005553 drilling Methods 0.000 claims description 67
- 238000012545 processing Methods 0.000 claims description 31
- 239000000839 emulsion Substances 0.000 claims description 27
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 21
- 239000003921 oil Substances 0.000 claims description 20
- 230000015572 biosynthetic process Effects 0.000 claims description 19
- 239000004094 surface-active agent Substances 0.000 claims description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 7
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 4
- 239000008186 active pharmaceutical agent Substances 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- GRKDVZMVHOLESV-UHFFFAOYSA-N (2,3,4,5,6-pentabromophenyl)methyl prop-2-enoate Chemical compound BrC1=C(Br)C(Br)=C(COC(=O)C=C)C(Br)=C1Br GRKDVZMVHOLESV-UHFFFAOYSA-N 0.000 claims description 3
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 claims description 3
- VAPQAGMSICPBKJ-UHFFFAOYSA-N 2-nitroacridine Chemical compound C1=CC=CC2=CC3=CC([N+](=O)[O-])=CC=C3N=C21 VAPQAGMSICPBKJ-UHFFFAOYSA-N 0.000 claims description 3
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- KBLWLMPSVYBVDK-UHFFFAOYSA-N cyclohexyl prop-2-enoate Chemical compound C=CC(=O)OC1CCCCC1 KBLWLMPSVYBVDK-UHFFFAOYSA-N 0.000 claims description 3
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 3
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims description 3
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 claims description 3
- 150000003440 styrenes Chemical class 0.000 claims description 3
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 claims description 3
- 125000005042 acyloxymethyl group Chemical group 0.000 claims description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 2
- 239000000178 monomer Substances 0.000 claims 13
- 229920000642 polymer Polymers 0.000 abstract description 13
- NJVOHKFLBKQLIZ-UHFFFAOYSA-N (2-ethenylphenyl) prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1C=C NJVOHKFLBKQLIZ-UHFFFAOYSA-N 0.000 abstract description 5
- 239000010426 asphalt Substances 0.000 description 51
- 239000003112 inhibitor Substances 0.000 description 15
- 238000012360 testing method Methods 0.000 description 15
- 239000000126 substance Substances 0.000 description 14
- 238000005260 corrosion Methods 0.000 description 13
- 230000007797 corrosion Effects 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 239000000654 additive Substances 0.000 description 8
- 239000003638 chemical reducing agent Substances 0.000 description 7
- 239000000725 suspension Substances 0.000 description 7
- 229920002472 Starch Polymers 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000008107 starch Substances 0.000 description 6
- 235000019698 starch Nutrition 0.000 description 6
- 210000004027 cell Anatomy 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 5
- 238000005098 hot rolling Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000011275 tar sand Substances 0.000 description 5
- 239000000230 xanthan gum Substances 0.000 description 5
- 229920001285 xanthan gum Polymers 0.000 description 5
- 235000010493 xanthan gum Nutrition 0.000 description 5
- 229940082509 xanthan gum Drugs 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 239000004816 latex Substances 0.000 description 4
- 229920000126 latex Polymers 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000002562 thickening agent Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 159000000000 sodium salts Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 230000002706 hydrostatic effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- OGJPXUAPXNRGGI-UHFFFAOYSA-N norfloxacin Chemical compound C1=C2N(CC)C=C(C(O)=O)C(=O)C2=CC(F)=C1N1CCNCC1 OGJPXUAPXNRGGI-UHFFFAOYSA-N 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- -1 tackifiers Substances 0.000 description 2
- 230000000699 topical effect Effects 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 229920001661 Chitosan Polymers 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 229920002907 Guar gum Polymers 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000010428 baryte Substances 0.000 description 1
- 229910052601 baryte Inorganic materials 0.000 description 1
- 239000002199 base oil Substances 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000003139 biocide Substances 0.000 description 1
- 229920001222 biopolymer Polymers 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- FYGDTMLNYKFZSV-MRCIVHHJSA-N dextrin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)OC1O[C@@H]1[C@@H](CO)OC(O[C@@H]2[C@H](O[C@H](O)[C@H](O)[C@H]2O)CO)[C@H](O)[C@H]1O FYGDTMLNYKFZSV-MRCIVHHJSA-N 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000892 gravimetry Methods 0.000 description 1
- 239000000665 guar gum Substances 0.000 description 1
- 235000010417 guar gum Nutrition 0.000 description 1
- 229960002154 guar gum Drugs 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000007764 o/w emulsion Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002085 persistent effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000003334 potential effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 239000000080 wetting agent Substances 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
- C09K8/02—Well-drilling compositions
- C09K8/03—Specific additives for general use in well-drilling compositions
- C09K8/035—Organic additives
-
- 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
- C09K8/588—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 polymers
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)
- Oil, Petroleum & Natural Gas (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/649,156 US9051508B2 (en) | 2007-10-16 | 2012-10-11 | Methods of preventing emulsification of crude oil in well bore treatment fluids |
| PCT/US2013/064373 WO2014059167A1 (en) | 2012-10-11 | 2013-10-10 | Methods of preventing emulsification of crude oil in well bore treatment fluids |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EA201590499A1 EA201590499A1 (ru) | 2015-09-30 |
| EA031903B1 true EA031903B1 (ru) | 2019-03-29 |
Family
ID=50477897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA201590499A EA031903B1 (ru) | 2012-10-11 | 2013-10-10 | Способы предотвращения эмульгирования сырой нефти в жидкостях для обработки ствола скважины |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2906660A4 (es) |
| AR (1) | AR092926A1 (es) |
| AU (1) | AU2013329180B2 (es) |
| BR (1) | BR112015007806A2 (es) |
| CA (1) | CA2886931A1 (es) |
| EA (1) | EA031903B1 (es) |
| MX (1) | MX369071B (es) |
| WO (1) | WO2014059167A1 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2550517B (en) | 2015-03-05 | 2021-09-08 | Halliburton Energy Services Inc | Biopolymer composite for water-based treatment fluids |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4797450A (en) * | 1983-10-31 | 1989-01-10 | Arco Chemical Company | Additives for water-base drilling fluid and process |
| EP0837122A2 (en) * | 1996-10-15 | 1998-04-22 | The Lubrizol Corporation | Two-cycle lubricant containing solvent and high molecular weight polymer |
| US6715568B1 (en) * | 1999-07-13 | 2004-04-06 | M-I L.L.C. | Latex additive for water-based drilling fluids |
| EP2071405A1 (en) * | 2007-12-14 | 2009-06-17 | Xerox Corporation | Toner Compositions And Processes |
| US20100081584A1 (en) * | 2007-10-16 | 2010-04-01 | Halliburton Energy Services, Inc. | Compositions and Methods for Treatment of Well Bore Tar |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4405015A (en) * | 1981-12-02 | 1983-09-20 | Texaco Inc. | Demulsification of bitumen emulsions |
| US20040116304A1 (en) * | 2002-12-02 | 2004-06-17 | An-Ming Wu | Emulsified polymer drilling fluid and methods of preparation and use thereof |
| US7332458B2 (en) * | 2003-04-08 | 2008-02-19 | Q'max Solutions Inc. | Drilling fluid |
| US20060148656A1 (en) * | 2004-12-30 | 2006-07-06 | Halliburton Energy Services, Inc. | Silicate-containing additives for well bore treatments and associated methods |
| US20080214413A1 (en) * | 2005-10-11 | 2008-09-04 | John Ewanek | Water-Based Polymer Drilling Fluid and Method of Use |
| US8394872B2 (en) * | 2009-07-10 | 2013-03-12 | Nalco Company | Method of reducing the viscosity of hydrocarbon fluids |
-
2013
- 2013-10-07 AR ARP130103628A patent/AR092926A1/es active IP Right Grant
- 2013-10-10 CA CA2886931A patent/CA2886931A1/en not_active Abandoned
- 2013-10-10 BR BR112015007806A patent/BR112015007806A2/pt not_active IP Right Cessation
- 2013-10-10 EP EP13844827.9A patent/EP2906660A4/en not_active Withdrawn
- 2013-10-10 AU AU2013329180A patent/AU2013329180B2/en not_active Ceased
- 2013-10-10 MX MX2015004318A patent/MX369071B/es active IP Right Grant
- 2013-10-10 WO PCT/US2013/064373 patent/WO2014059167A1/en not_active Ceased
- 2013-10-10 EA EA201590499A patent/EA031903B1/ru not_active IP Right Cessation
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4797450A (en) * | 1983-10-31 | 1989-01-10 | Arco Chemical Company | Additives for water-base drilling fluid and process |
| EP0837122A2 (en) * | 1996-10-15 | 1998-04-22 | The Lubrizol Corporation | Two-cycle lubricant containing solvent and high molecular weight polymer |
| US6715568B1 (en) * | 1999-07-13 | 2004-04-06 | M-I L.L.C. | Latex additive for water-based drilling fluids |
| US20100081584A1 (en) * | 2007-10-16 | 2010-04-01 | Halliburton Energy Services, Inc. | Compositions and Methods for Treatment of Well Bore Tar |
| EP2071405A1 (en) * | 2007-12-14 | 2009-06-17 | Xerox Corporation | Toner Compositions And Processes |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2013329180A1 (en) | 2015-04-16 |
| EP2906660A4 (en) | 2016-06-01 |
| CA2886931A1 (en) | 2014-04-17 |
| AU2013329180B2 (en) | 2016-06-09 |
| WO2014059167A1 (en) | 2014-04-17 |
| MX2015004318A (es) | 2015-10-09 |
| BR112015007806A2 (pt) | 2017-07-04 |
| EP2906660A1 (en) | 2015-08-19 |
| AR092926A1 (es) | 2015-05-06 |
| MX369071B (es) | 2019-10-28 |
| EA201590499A1 (ru) | 2015-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG TJ TM |
|
| MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): RU |