CA2829901A1 - Methode d'utilisation de polyquaterniums dans le traitement des puits - Google Patents
Methode d'utilisation de polyquaterniums dans le traitement des puits Download PDFInfo
- Publication number
- CA2829901A1 CA2829901A1 CA2829901A CA2829901A CA2829901A1 CA 2829901 A1 CA2829901 A1 CA 2829901A1 CA 2829901 A CA2829901 A CA 2829901A CA 2829901 A CA2829901 A CA 2829901A CA 2829901 A1 CA2829901 A1 CA 2829901A1
- Authority
- CA
- Canada
- Prior art keywords
- alkyl group
- gas
- well treatment
- monomers
- treatment fluid
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 126
- 229920000289 Polyquaternium Polymers 0.000 title claims description 6
- 238000011282 treatment Methods 0.000 title description 8
- 239000000178 monomer Substances 0.000 claims abstract description 71
- 239000003180 well treatment fluid Substances 0.000 claims abstract description 52
- 229920000642 polymer Polymers 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 39
- -1 dialkylaminoalkyl acrylate Chemical compound 0.000 claims abstract description 36
- 150000003839 salts Chemical class 0.000 claims abstract description 26
- 239000002253 acid Substances 0.000 claims abstract description 25
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 22
- 125000001453 quaternary ammonium group Chemical group 0.000 claims abstract description 22
- 230000035699 permeability Effects 0.000 claims abstract description 21
- 239000011800 void material Substances 0.000 claims abstract description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 99
- 239000012530 fluid Substances 0.000 claims description 78
- 239000007789 gas Substances 0.000 claims description 40
- 125000000217 alkyl group Chemical group 0.000 claims description 37
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 26
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 19
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 claims description 18
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 claims description 18
- FJKIXWOMBXYWOQ-UHFFFAOYSA-N ethenoxyethane Chemical compound CCOC=C FJKIXWOMBXYWOQ-UHFFFAOYSA-N 0.000 claims description 18
- VAMFXQBUQXONLZ-UHFFFAOYSA-N icos-1-ene Chemical compound CCCCCCCCCCCCCCCCCCC=C VAMFXQBUQXONLZ-UHFFFAOYSA-N 0.000 claims description 18
- 239000004094 surface-active agent Substances 0.000 claims description 18
- 239000001569 carbon dioxide Substances 0.000 claims description 13
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 13
- 238000011065 in-situ storage Methods 0.000 claims description 13
- 239000011159 matrix material Substances 0.000 claims description 12
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 9
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 9
- 239000011976 maleic acid Substances 0.000 claims description 9
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 9
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 9
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 claims description 9
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 7
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 claims 12
- 125000006527 (C1-C5) alkyl group Chemical group 0.000 claims 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 abstract description 12
- 239000000243 solution Substances 0.000 description 27
- 238000005755 formation reaction Methods 0.000 description 18
- 239000000203 mixture Substances 0.000 description 16
- 230000009467 reduction Effects 0.000 description 15
- 239000000839 emulsion Substances 0.000 description 10
- 239000003921 oil Substances 0.000 description 8
- 230000000638 stimulation Effects 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 7
- 239000004088 foaming agent Substances 0.000 description 5
- 229920002401 polyacrylamide Polymers 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000004677 Nylon Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 229920001778 nylon Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000036571 hydration Effects 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 230000002209 hydrophobic effect Effects 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 3
- 239000011707 mineral Substances 0.000 description 3
- 239000002480 mineral oil Substances 0.000 description 3
- 235000010446 mineral oil Nutrition 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 description 2
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000003125 aqueous solvent Substances 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 229920006317 cationic polymer Polymers 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 150000003626 triacylglycerols Chemical class 0.000 description 2
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 0.000 description 2
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical class OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- UOCLXMDMGBRAIB-UHFFFAOYSA-N 1,1,1-trichloroethane Chemical compound CC(Cl)(Cl)Cl UOCLXMDMGBRAIB-UHFFFAOYSA-N 0.000 description 1
- ZPFAVCIQZKRBGF-UHFFFAOYSA-N 1,3,2-dioxathiolane 2,2-dioxide Chemical compound O=S1(=O)OCCO1 ZPFAVCIQZKRBGF-UHFFFAOYSA-N 0.000 description 1
- MATPDIIZDZWLEA-UHFFFAOYSA-N 2,3-dihydroxypropyl octadecanoate;prop-1-ene Chemical compound CC=C.CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO MATPDIIZDZWLEA-UHFFFAOYSA-N 0.000 description 1
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 1
- GTJOHISYCKPIMT-UHFFFAOYSA-N 2-methylundecane Chemical compound CCCCCCCCCC(C)C GTJOHISYCKPIMT-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- SGVYKUFIHHTIFL-UHFFFAOYSA-N Isobutylhexyl Natural products CCCCCCCC(C)C SGVYKUFIHHTIFL-UHFFFAOYSA-N 0.000 description 1
- 239000004166 Lanolin Substances 0.000 description 1
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004147 Sorbitan trioleate Substances 0.000 description 1
- PRXRUNOAOLTIEF-ADSICKODSA-N Sorbitan trioleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](OC(=O)CCCCCCC\C=C/CCCCCCCC)[C@H]1OC[C@H](O)[C@H]1OC(=O)CCCCCCC\C=C/CCCCCCCC PRXRUNOAOLTIEF-ADSICKODSA-N 0.000 description 1
- 150000001243 acetic acids Chemical class 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229920006322 acrylamide copolymer Polymers 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 150000008055 alkyl aryl sulfonates Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000003623 enhancer Substances 0.000 description 1
- 239000011519 fill dirt Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 150000002311 glutaric acids Chemical class 0.000 description 1
- YQEMORVAKMFKLG-UHFFFAOYSA-N glycerine monostearate Natural products CCCCCCCCCCCCCCCCCC(=O)OC(CO)CO YQEMORVAKMFKLG-UHFFFAOYSA-N 0.000 description 1
- SVUQHVRAGMNPLW-UHFFFAOYSA-N glycerol monostearate Natural products CCCCCCCCCCCCCCCCC(=O)OCC(O)CO SVUQHVRAGMNPLW-UHFFFAOYSA-N 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical class CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 1
- UFIYKNIUNRVRSI-UHFFFAOYSA-N hexadecyl octadecyl sulfate;sodium Chemical compound [Na].CCCCCCCCCCCCCCCCCCOS(=O)(=O)OCCCCCCCCCCCCCCCC UFIYKNIUNRVRSI-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 239000002563 ionic surfactant Substances 0.000 description 1
- VKPSKYDESGTTFR-UHFFFAOYSA-N isododecane Natural products CC(C)(C)CC(C)CC(C)(C)C VKPSKYDESGTTFR-UHFFFAOYSA-N 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 229940039717 lanolin Drugs 0.000 description 1
- 235000019388 lanolin Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 239000011325 microbead Substances 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000008385 outer phase Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 235000003441 saturated fatty acids Nutrition 0.000 description 1
- 150000004671 saturated fatty acids Chemical class 0.000 description 1
- 229960000391 sorbitan trioleate Drugs 0.000 description 1
- 235000019337 sorbitan trioleate Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003444 succinic acids Chemical class 0.000 description 1
- 150000003871 sulfonates Chemical class 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 235000021122 unsaturated fatty acids Nutrition 0.000 description 1
- 150000004670 unsaturated fatty acids Chemical class 0.000 description 1
- 229940099259 vaseline Drugs 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
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/536—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning characterised by their form or by the form of their components, e.g. encapsulated material
-
- 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/70—Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2829901A CA2829901C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA2829901A CA2829901C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
CA2641479A CA2641479C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2641479A Division CA2641479C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2829901A1 true CA2829901A1 (fr) | 2010-04-22 |
CA2829901C CA2829901C (fr) | 2016-01-05 |
Family
ID=42122675
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2641479A Expired - Fee Related CA2641479C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
CA2829901A Expired - Fee Related CA2829901C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2641479A Expired - Fee Related CA2641479C (fr) | 2008-10-22 | 2008-10-22 | Methode d'utilisation de polyquaterniums dans le traitement des puits |
Country Status (1)
Country | Link |
---|---|
CA (2) | CA2641479C (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140039229A1 (en) * | 2010-08-23 | 2014-02-06 | Flowchem, Ltd. | Drag Reducing Compositions and Methods of Manufacture and Use |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8691734B2 (en) | 2008-01-28 | 2014-04-08 | Baker Hughes Incorporated | Method of fracturing with phenothiazine stabilizer |
CA2947297C (fr) | 2014-05-02 | 2019-04-23 | Baker Hughes Incorporated | Utilisation de particules ultra-legeres dans des operations de filtrage a graviers a trajets multiples |
-
2008
- 2008-10-22 CA CA2641479A patent/CA2641479C/fr not_active Expired - Fee Related
- 2008-10-22 CA CA2829901A patent/CA2829901C/fr not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140039229A1 (en) * | 2010-08-23 | 2014-02-06 | Flowchem, Ltd. | Drag Reducing Compositions and Methods of Manufacture and Use |
US9416331B2 (en) * | 2010-08-23 | 2016-08-16 | Flowchem, Ltd. | Drag reducing compositions and methods of manufacture and use |
Also Published As
Publication number | Publication date |
---|---|
CA2641479A1 (fr) | 2010-04-22 |
CA2641479C (fr) | 2014-12-09 |
CA2829901C (fr) | 2016-01-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20131015 |
|
MKLA | Lapsed |
Effective date: 20211022 |