RU2479713C2 - Способ удаления оксида кремния при извлечении тяжелой нефти (варианты) - Google Patents
Способ удаления оксида кремния при извлечении тяжелой нефти (варианты) Download PDFInfo
- Publication number
- RU2479713C2 RU2479713C2 RU2010111793/03A RU2010111793A RU2479713C2 RU 2479713 C2 RU2479713 C2 RU 2479713C2 RU 2010111793/03 A RU2010111793/03 A RU 2010111793/03A RU 2010111793 A RU2010111793 A RU 2010111793A RU 2479713 C2 RU2479713 C2 RU 2479713C2
- Authority
- RU
- Russia
- Prior art keywords
- stream
- saline
- oil
- evaporator
- concentrated
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 110
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 107
- 229910052814 silicon oxide Inorganic materials 0.000 title claims abstract description 38
- 238000000605 extraction Methods 0.000 title abstract description 4
- 239000000295 fuel oil Substances 0.000 title description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 128
- 239000003921 oil Substances 0.000 claims abstract description 56
- 235000019198 oils Nutrition 0.000 claims abstract description 47
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 36
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 28
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 23
- 238000001704 evaporation Methods 0.000 claims abstract description 22
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 19
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 19
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 19
- 235000019476 oil-water mixture Nutrition 0.000 claims abstract description 19
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 18
- 239000011777 magnesium Substances 0.000 claims abstract description 14
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000003129 oil well Substances 0.000 claims abstract description 5
- 238000009833 condensation Methods 0.000 claims abstract description 4
- 230000005494 condensation Effects 0.000 claims abstract description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 76
- 239000007787 solid Substances 0.000 claims description 61
- 239000011780 sodium chloride Substances 0.000 claims description 55
- 239000012528 membrane Substances 0.000 claims description 44
- 239000000377 silicon dioxide Substances 0.000 claims description 34
- 239000000919 ceramic Substances 0.000 claims description 24
- 239000012267 brine Substances 0.000 claims description 22
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 14
- 239000000706 filtrate Substances 0.000 claims description 11
- 238000004064 recycling Methods 0.000 claims description 10
- 239000003153 chemical reaction reagent Substances 0.000 claims description 6
- 230000001965 increasing effect Effects 0.000 claims description 6
- 238000000975 co-precipitation Methods 0.000 claims description 5
- 239000000047 product Substances 0.000 claims description 4
- -1 moreover Chemical compound 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 230000003134 recirculating effect Effects 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims 11
- 238000001914 filtration Methods 0.000 claims 2
- 230000000977 initiatory effect Effects 0.000 claims 2
- 230000008020 evaporation Effects 0.000 abstract description 19
- 239000000126 substance Substances 0.000 abstract description 10
- 238000005086 pumping Methods 0.000 abstract description 5
- 230000008021 deposition Effects 0.000 abstract description 4
- 239000012266 salt solution Substances 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 description 35
- 239000000725 suspension Substances 0.000 description 27
- 238000005755 formation reaction Methods 0.000 description 20
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 238000011084 recovery Methods 0.000 description 17
- 150000001875 compounds Chemical class 0.000 description 15
- 239000013078 crystal Substances 0.000 description 14
- 239000012141 concentrate Substances 0.000 description 11
- 238000012546 transfer Methods 0.000 description 11
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 10
- 150000003839 salts Chemical class 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 9
- 238000002425 crystallisation Methods 0.000 description 7
- 230000008025 crystallization Effects 0.000 description 7
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 description 5
- 239000000356 contaminant Substances 0.000 description 5
- 239000011552 falling film Substances 0.000 description 5
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 229910052791 calcium Inorganic materials 0.000 description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002270 dispersing agent Substances 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 150000002736 metal compounds Chemical class 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 101100352919 Caenorhabditis elegans ppm-2 gene Proteins 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012632 extractable Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 238000011020 pilot scale process Methods 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
-
- 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
-
- 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
- E21B43/34—Arrangements for separating materials produced by the well
Landscapes
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Removal Of Specific Substances (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US96818007P | 2007-08-27 | 2007-08-27 | |
| US60/968,180 | 2007-08-27 | ||
| PCT/US2008/074442 WO2009029653A1 (fr) | 2007-08-27 | 2008-08-27 | Procédé pour éliminer la silice lors de la récupération de pétrole lourd |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2010111793A RU2010111793A (ru) | 2011-10-10 |
| RU2479713C2 true RU2479713C2 (ru) | 2013-04-20 |
Family
ID=40387762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2010111793/03A RU2479713C2 (ru) | 2007-08-27 | 2008-08-27 | Способ удаления оксида кремния при извлечении тяжелой нефти (варианты) |
Country Status (4)
| Country | Link |
|---|---|
| CN (1) | CN101835954B (fr) |
| BR (1) | BRPI0815845B1 (fr) |
| RU (1) | RU2479713C2 (fr) |
| WO (1) | WO2009029653A1 (fr) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2954950B1 (fr) | 2010-01-06 | 2012-02-24 | Total Sa | Production de vapeur et son application a la recuperation assistee d'hydrocarbures |
| WO2013142764A2 (fr) * | 2012-03-22 | 2013-09-26 | E. I. Du Pont De Nemours And Company | Traitement d'eau produite en récupération d'huile |
| CA2794356C (fr) | 2012-09-13 | 2018-10-23 | General Electric Company | Traitement d'eau produite avec un evaporateur a culture |
| GB2510159B (en) | 2013-01-27 | 2015-04-22 | Ide Technologies Ltd | Evaporator array for a water treatment system |
| CA2860277C (fr) * | 2014-06-02 | 2016-10-25 | Veolia Water Solutions & Technologies North America, Inc. | Procede de recuperation d'hydrocarbure incluant l'adoucissement amelioree de l'eau produite |
| WO2016025195A1 (fr) * | 2014-08-13 | 2016-02-18 | Veolia Water Technologies, Inc. | Procédé et dispositif pour le refroidissement instantané d'eau produite et le chauffage d'eau d'alimentation de générateur de vapeur |
| CN107032515A (zh) * | 2016-02-04 | 2017-08-11 | 通用电气公司 | 用于从产出水流制备蒸汽的方法和装置及包含其的回收油的工艺和系统 |
| WO2017180548A1 (fr) * | 2016-04-14 | 2017-10-19 | Veolia Water Technologies, Inc. | Procédé de traitement d'eau produite avec de l'oxyde de magnésium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193009A (en) * | 1963-02-28 | 1965-07-06 | Shell Oil Co | Use of low-grade steam containing dissolved salts in an oil production method |
| US4663367A (en) * | 1984-08-30 | 1987-05-05 | The Borden Company Limited | Compositions and methods for reducing the permeability of underground strata |
| US4877536A (en) * | 1981-04-23 | 1989-10-31 | Bertness Enterprises, Inc. | Method of treating saline water |
| US5611931A (en) * | 1995-07-31 | 1997-03-18 | Media And Process Technology Inc. | High temperature fluid separations using ceramic membrane device |
| RU2215871C2 (ru) * | 2001-05-03 | 2003-11-10 | Аква-Пьюэр Вентчерс Инк. | Способ удаления загрязняющих примесей из поступающего потока |
| US6733636B1 (en) * | 1999-05-07 | 2004-05-11 | Ionics, Inc. | Water treatment method for heavy oil production |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6536523B1 (en) * | 1997-01-14 | 2003-03-25 | Aqua Pure Ventures Inc. | Water treatment process for thermal heavy oil recovery |
| CA2296357C (fr) * | 1997-07-23 | 2006-07-04 | Cleansorb Limited | Procedes utiles pour le depot de matieres dans des reservoirs souterains |
| US6165553A (en) * | 1998-08-26 | 2000-12-26 | Praxair Technology, Inc. | Method of fabricating ceramic membranes |
| US6734144B2 (en) * | 2000-04-25 | 2004-05-11 | Exxonmobil Upstream Research Company | Solids-stabilized water-in-oil emulsion and method for using same |
| US6447577B1 (en) * | 2001-02-23 | 2002-09-10 | Intevep, S. A. | Method for removing H2S and CO2 from crude and gas streams |
| US20030127391A1 (en) * | 2001-07-26 | 2003-07-10 | Craft Frank S. | Method for treatment of circulating cooling water |
| CA2414949C (fr) * | 2002-12-20 | 2010-04-13 | Imperial Oil Resources Limited | Procede integre de traitement de l'eau et de desulfuration de gaz effluents |
| WO2005054746A2 (fr) * | 2003-11-26 | 2005-06-16 | Aquatech International Corporation | Procede de production de vapeur haute pression a partir d'eau produite |
-
2008
- 2008-08-27 RU RU2010111793/03A patent/RU2479713C2/ru active
- 2008-08-27 CN CN200880113363.9A patent/CN101835954B/zh active Active
- 2008-08-27 BR BRPI0815845-2A patent/BRPI0815845B1/pt not_active IP Right Cessation
- 2008-08-27 WO PCT/US2008/074442 patent/WO2009029653A1/fr active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193009A (en) * | 1963-02-28 | 1965-07-06 | Shell Oil Co | Use of low-grade steam containing dissolved salts in an oil production method |
| US4877536A (en) * | 1981-04-23 | 1989-10-31 | Bertness Enterprises, Inc. | Method of treating saline water |
| US4663367A (en) * | 1984-08-30 | 1987-05-05 | The Borden Company Limited | Compositions and methods for reducing the permeability of underground strata |
| US5611931A (en) * | 1995-07-31 | 1997-03-18 | Media And Process Technology Inc. | High temperature fluid separations using ceramic membrane device |
| US6733636B1 (en) * | 1999-05-07 | 2004-05-11 | Ionics, Inc. | Water treatment method for heavy oil production |
| RU2215871C2 (ru) * | 2001-05-03 | 2003-11-10 | Аква-Пьюэр Вентчерс Инк. | Способ удаления загрязняющих примесей из поступающего потока |
Also Published As
| Publication number | Publication date |
|---|---|
| BRPI0815845A8 (pt) | 2015-12-29 |
| CN101835954B (zh) | 2013-07-31 |
| WO2009029653A1 (fr) | 2009-03-05 |
| CN101835954A (zh) | 2010-09-15 |
| BRPI0815845B1 (pt) | 2018-06-12 |
| RU2010111793A (ru) | 2011-10-10 |
| BRPI0815845A2 (pt) | 2015-02-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC43 | Official registration of the transfer of the exclusive right without contract for inventions |
Effective date: 20131014 |
|
| PD4A | Correction of name of patent owner |