CA1273888A - Floculant pour rejets du bitume - Google Patents
Floculant pour rejets du bitumeInfo
- Publication number
- CA1273888A CA1273888A CA000519513A CA519513A CA1273888A CA 1273888 A CA1273888 A CA 1273888A CA 000519513 A CA000519513 A CA 000519513A CA 519513 A CA519513 A CA 519513A CA 1273888 A CA1273888 A CA 1273888A
- Authority
- CA
- Canada
- Prior art keywords
- bitumen
- tailings
- layer
- flocculant
- tar sands
- 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
- 239000010426 asphalt Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 18
- 229920002401 polyacrylamide Polymers 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000005189 flocculation Methods 0.000 claims abstract description 7
- 230000016615 flocculation Effects 0.000 claims abstract description 6
- 125000000129 anionic group Chemical group 0.000 claims abstract description 5
- 125000003368 amide group Chemical group 0.000 claims abstract description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 4
- 159000000000 sodium salts Chemical class 0.000 claims abstract description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 7
- 239000011707 mineral Substances 0.000 claims description 7
- 239000011269 tar Substances 0.000 description 11
- 238000011084 recovery Methods 0.000 description 7
- 235000010755 mineral Nutrition 0.000 description 6
- 239000007787 solid Substances 0.000 description 6
- 239000008394 flocculating agent Substances 0.000 description 5
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical class CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- -1 for example Chemical compound 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229960005069 calcium Drugs 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000002734 clay mineral Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 244000205754 Colocasia esculenta Species 0.000 description 1
- 235000006481 Colocasia esculenta Nutrition 0.000 description 1
- 240000004270 Colocasia esculenta var. antiquorum Species 0.000 description 1
- 235000002723 Dioscorea alata Nutrition 0.000 description 1
- 235000007056 Dioscorea composita Nutrition 0.000 description 1
- 235000009723 Dioscorea convolvulacea Nutrition 0.000 description 1
- 235000005362 Dioscorea floribunda Nutrition 0.000 description 1
- 235000004868 Dioscorea macrostachya Nutrition 0.000 description 1
- 235000005361 Dioscorea nummularia Nutrition 0.000 description 1
- 235000005360 Dioscorea spiculiflora Nutrition 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 235000006350 Ipomoea batatas var. batatas Nutrition 0.000 description 1
- 240000003183 Manihot esculenta Species 0.000 description 1
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 125000004103 aminoalkyl group Chemical group 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 235000001465 calcium Nutrition 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- FNAQSUUGMSOBHW-UHFFFAOYSA-H calcium citrate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O FNAQSUUGMSOBHW-UHFFFAOYSA-H 0.000 description 1
- 239000001354 calcium citrate Substances 0.000 description 1
- 229960004256 calcium citrate Drugs 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- FUFJGUQYACFECW-UHFFFAOYSA-L calcium hydrogenphosphate Chemical compound [Ca+2].OP([O-])([O-])=O FUFJGUQYACFECW-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- MKJXYGKVIBWPFZ-UHFFFAOYSA-L calcium lactate Chemical compound [Ca+2].CC(O)C([O-])=O.CC(O)C([O-])=O MKJXYGKVIBWPFZ-UHFFFAOYSA-L 0.000 description 1
- 239000001527 calcium lactate Substances 0.000 description 1
- 229960002401 calcium lactate Drugs 0.000 description 1
- 235000011086 calcium lactate Nutrition 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910000389 calcium phosphate Inorganic materials 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- GUPPESBEIQALOS-UHFFFAOYSA-L calcium tartrate Chemical compound [Ca+2].[O-]C(=O)C(O)C(O)C([O-])=O GUPPESBEIQALOS-UHFFFAOYSA-L 0.000 description 1
- 239000001427 calcium tartrate Substances 0.000 description 1
- 235000011035 calcium tartrate Nutrition 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 235000004879 dioscorea Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940071106 ethylenediaminetetraacetate Drugs 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical class CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- 125000005395 methacrylic acid group Chemical class 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 235000019691 monocalcium phosphate Nutrition 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 239000011275 tar sand Substances 0.000 description 1
- 235000013337 tricalcium citrate Nutrition 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/04—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
- C10G1/045—Separation of insoluble materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
- C10G1/04—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
- C10G1/047—Hot water or cold water extraction processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Wood Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000519513A CA1273888A (fr) | 1986-10-01 | 1986-10-01 | Floculant pour rejets du bitume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000519513A CA1273888A (fr) | 1986-10-01 | 1986-10-01 | Floculant pour rejets du bitume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1273888A true CA1273888A (fr) | 1990-09-11 |
Family
ID=4134057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000519513A Expired CA1273888A (fr) | 1986-10-01 | 1986-10-01 | Floculant pour rejets du bitume |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1273888A (fr) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0641584A2 (fr) * | 1993-09-02 | 1995-03-08 | Cytec Technology Corp. | Procédé pour floculer des minéreaux dans un liquide |
| US8343337B2 (en) | 2008-10-29 | 2013-01-01 | E.I. Du Pont De Nemours And Company | Bitumen extraction process |
| WO2014076383A1 (fr) | 2012-11-16 | 2014-05-22 | S.P.C.M. Sa | Methode de traitement des boues minerales par floculation en ligne puis hors sol |
| WO2014127974A2 (fr) | 2013-02-22 | 2014-08-28 | S.P.C.M. Sa | Procédé de traitement de suspensions de particules solides dans l'eau faisant appel à des polymères post-hydrolysés |
| US9068776B2 (en) | 2009-10-30 | 2015-06-30 | Suncor Energy Inc. | Depositing and farming methods for drying oil sand mature fine tailings |
| EP2949405A1 (fr) | 2014-05-30 | 2015-12-02 | S.P.C.M. Sa | Procédé pour traiter des suspensions de particules solides dans l'eau en utilisant des polymères en peigne |
| US9404686B2 (en) | 2009-09-15 | 2016-08-02 | Suncor Energy Inc. | Process for dying oil sand mature fine tailings |
| WO2016128638A1 (fr) | 2015-02-12 | 2016-08-18 | S.P.C.M. Sa | Procédé pour le traitement de suspensions de particules solides dans l'eau a l'aide de polymeres amphoteres |
| US9909070B2 (en) | 2009-09-15 | 2018-03-06 | Suncor Energy Inc. | Process for flocculating and dewatering oil sand mature fine tailings |
| WO2018141067A1 (fr) * | 2017-02-03 | 2018-08-09 | Uti Limited Partnership | Déconstruction de matériaux en sable bitumineux à l'aide de liquides ioniques |
| WO2018172683A1 (fr) | 2017-03-20 | 2018-09-27 | S.P.C.M. Sa | Procede pour le traitement d'une suspension de particules solides dans l'eau utilisant un (co)polymere d'une forme cristalline hydratee de l'acide 2-acrylamido-2-methylpropane sulfonique |
| US10106443B2 (en) | 2013-04-25 | 2018-10-23 | S.P.C.M. Sa | Composition for treating suspensions of solid particles in water and method using said composition |
| WO2024189103A1 (fr) | 2023-03-13 | 2024-09-19 | Snf Group | Procédé de traitement d'une suspension de particules solides dans de l'eau à l'aide d'un polymère sous forme cristalline de sel de sodium d'acide 2-acrylamido-2-méthylpropanesulfonique |
-
1986
- 1986-10-01 CA CA000519513A patent/CA1273888A/fr not_active Expired
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0641584A3 (fr) * | 1993-09-02 | 1995-08-23 | Cytec Tech Corp | Procédé pour floculer des minéreaux dans un liquide. |
| EP0641584A2 (fr) * | 1993-09-02 | 1995-03-08 | Cytec Technology Corp. | Procédé pour floculer des minéreaux dans un liquide |
| US8343337B2 (en) | 2008-10-29 | 2013-01-01 | E.I. Du Pont De Nemours And Company | Bitumen extraction process |
| US9011972B2 (en) | 2008-10-29 | 2015-04-21 | E I Du Pont De Nemours And Company | Treatment of tailings streams |
| US9481799B2 (en) | 2008-10-29 | 2016-11-01 | The Chemours Company Fc, Llc | Treatment of tailings streams |
| US9404686B2 (en) | 2009-09-15 | 2016-08-02 | Suncor Energy Inc. | Process for dying oil sand mature fine tailings |
| US10590347B2 (en) | 2009-09-15 | 2020-03-17 | Suncor Energy Inc. | Process for flocculating and dewatering oil sand mature fine tailings |
| US9909070B2 (en) | 2009-09-15 | 2018-03-06 | Suncor Energy Inc. | Process for flocculating and dewatering oil sand mature fine tailings |
| US9068776B2 (en) | 2009-10-30 | 2015-06-30 | Suncor Energy Inc. | Depositing and farming methods for drying oil sand mature fine tailings |
| WO2014076383A1 (fr) | 2012-11-16 | 2014-05-22 | S.P.C.M. Sa | Methode de traitement des boues minerales par floculation en ligne puis hors sol |
| US9809482B2 (en) | 2012-11-16 | 2017-11-07 | S.P.C.M. Sa | Method for treating mineral sludge by flocculation in-line then above ground |
| WO2014127974A2 (fr) | 2013-02-22 | 2014-08-28 | S.P.C.M. Sa | Procédé de traitement de suspensions de particules solides dans l'eau faisant appel à des polymères post-hydrolysés |
| US10106443B2 (en) | 2013-04-25 | 2018-10-23 | S.P.C.M. Sa | Composition for treating suspensions of solid particles in water and method using said composition |
| US10407324B2 (en) | 2014-05-30 | 2019-09-10 | S.P.C.M. Sa | Method for treating suspensions of solid particles in water using comb like polymers |
| EP2949405A1 (fr) | 2014-05-30 | 2015-12-02 | S.P.C.M. Sa | Procédé pour traiter des suspensions de particules solides dans l'eau en utilisant des polymères en peigne |
| WO2015180900A1 (fr) | 2014-05-30 | 2015-12-03 | S.P.C.M. Sa | Procédé pour traiter des suspensions de particules solides dans l'eau à l'aide de polymères du type peigne |
| WO2016128638A1 (fr) | 2015-02-12 | 2016-08-18 | S.P.C.M. Sa | Procédé pour le traitement de suspensions de particules solides dans l'eau a l'aide de polymeres amphoteres |
| US10926200B2 (en) | 2015-02-12 | 2021-02-23 | S.P.C.M. Sa | Method for treating suspensions of solid particles in water using amphoteric polymers |
| WO2018141067A1 (fr) * | 2017-02-03 | 2018-08-09 | Uti Limited Partnership | Déconstruction de matériaux en sable bitumineux à l'aide de liquides ioniques |
| US11235998B2 (en) | 2017-02-03 | 2022-02-01 | Adjacency Labs Corp. | Deconstruction of oils and materials using ionic liquids |
| WO2018172683A1 (fr) | 2017-03-20 | 2018-09-27 | S.P.C.M. Sa | Procede pour le traitement d'une suspension de particules solides dans l'eau utilisant un (co)polymere d'une forme cristalline hydratee de l'acide 2-acrylamido-2-methylpropane sulfonique |
| US11370749B2 (en) | 2017-03-20 | 2022-06-28 | Spcm Sa | Method for treating a suspension of solid particles in water using a (co)polymer of a hydrated crystalline form of 2-acrylamido-2-methylpropanesulfonic acid |
| WO2024189103A1 (fr) | 2023-03-13 | 2024-09-19 | Snf Group | Procédé de traitement d'une suspension de particules solides dans de l'eau à l'aide d'un polymère sous forme cristalline de sel de sodium d'acide 2-acrylamido-2-méthylpropanesulfonique |
| FR3146673A1 (fr) | 2023-03-13 | 2024-09-20 | Snf Sa | Procédé de traitement d’une suspension de particules solides dans l’eau utilisant un polymère d’une forme cristalline du sel de sodium de l’acide 2-acrylamido-2-methylpropane sulfonique |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKLA | Lapsed |