CA1210231A - Methode d'acidification de forages a l'aide de gels acides - Google Patents

Methode d'acidification de forages a l'aide de gels acides

Info

Publication number: CA1210231A
Authority: CA; Canada
Prior art keywords: acid; polyoxyethylene glycol; carbonate; molecular weight; average molecular
Prior art date: 1983-10-12
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

Application number

CA000438792A

Other languages

English (en)

Inventor

Curtis W. Crowe

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Dowell Schlumberger Canada Inc

Original Assignee

Dowell Schlumberger Canada Inc

Priority date (The priority date 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 date listed.)

1983-10-12

Filing date

1983-10-12

Publication date

1986-08-26

1983-10-12 Application filed by Dowell Schlumberger Canada Inc filed Critical Dowell Schlumberger Canada Inc

1983-10-12 Priority to CA000438792A priority Critical patent/CA1210231A/fr

1986-08-26 Application granted granted Critical

1986-08-26 Publication of CA1210231A publication Critical patent/CA1210231A/fr

Status Expired legal-status Critical Current

Links

239000002253 acid Substances 0.000 title claims abstract description 64
238000000034 method Methods 0.000 title claims description 22
150000007513 acids Chemical class 0.000 title description 14
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 66
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 56
-1 polyoxyethylene Polymers 0.000 claims abstract description 47
229920003171 Poly (ethylene oxide) Polymers 0.000 claims abstract description 35
WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 33
230000015572 biosynthetic process Effects 0.000 claims abstract description 23
239000003349 gelling agent Substances 0.000 claims abstract description 23
229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 20
239000000203 mixture Substances 0.000 claims abstract description 18
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 12
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 10
239000006185 dispersion Substances 0.000 claims abstract description 8
238000004090 dissolution Methods 0.000 claims abstract description 8
239000011260 aqueous acid Substances 0.000 claims abstract description 7
230000035699 permeability Effects 0.000 claims abstract description 6
239000000470 constituent Substances 0.000 claims abstract description 3
229910052500 inorganic mineral Inorganic materials 0.000 claims abstract description 3
239000011707 mineral Substances 0.000 claims abstract description 3
229960000443 hydrochloric acid Drugs 0.000 claims description 26
235000011167 hydrochloric acid Nutrition 0.000 claims description 26
CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 22
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
230000008569 process Effects 0.000 claims description 16
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims description 11
150000003839 salts Chemical class 0.000 claims description 10
239000008247 solid mixture Substances 0.000 claims description 10
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical group [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
235000010323 ascorbic acid Nutrition 0.000 claims description 8
239000011668 ascorbic acid Substances 0.000 claims description 8
239000003795 chemical substances by application Substances 0.000 claims description 8
235000010350 erythorbic acid Nutrition 0.000 claims description 8
229910052742 iron Inorganic materials 0.000 claims description 8
229960005070 ascorbic acid Drugs 0.000 claims description 7
CIWBSHSKHKDKBQ-DUZGATOHSA-N D-araboascorbic acid Natural products OC[C@@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-DUZGATOHSA-N 0.000 claims description 6
239000004318 erythorbic acid Substances 0.000 claims description 6
229940026239 isoascorbic acid Drugs 0.000 claims description 6
CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
229910000019 calcium carbonate Inorganic materials 0.000 claims description 4
238000002156 mixing Methods 0.000 claims description 4
229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
230000008719 thickening Effects 0.000 claims description 3
UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical group [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 2
239000003112 inhibitor Substances 0.000 claims description 2
235000010755 mineral Nutrition 0.000 claims description 2
UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims 2
238000005260 corrosion Methods 0.000 claims 1
230000007797 corrosion Effects 0.000 claims 1
229910000030 sodium bicarbonate Inorganic materials 0.000 claims 1
235000017557 sodium bicarbonate Nutrition 0.000 claims 1
238000005755 formation reaction Methods 0.000 abstract description 20
229920000642 polymer Polymers 0.000 description 16
150000005323 carbonate salts Chemical class 0.000 description 7
239000012530 fluid Substances 0.000 description 7
239000007787 solid Substances 0.000 description 7
238000011282 treatment Methods 0.000 description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
150000002334 glycols Chemical class 0.000 description 6
239000000499 gel Substances 0.000 description 5
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 4
238000009472 formulation Methods 0.000 description 4
235000010352 sodium erythorbate Nutrition 0.000 description 4
239000004320 sodium erythorbate Substances 0.000 description 4
RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 4
239000000243 solution Substances 0.000 description 4
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 3
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
239000000654 additive Substances 0.000 description 3
239000011159 matrix material Substances 0.000 description 3
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
238000010306 acid treatment Methods 0.000 description 2
XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
229920003086 cellulose ether Polymers 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
229940026231 erythorbate Drugs 0.000 description 2
229920000191 poly(N-vinyl pyrrolidone) Polymers 0.000 description 2
239000011734 sodium Substances 0.000 description 2
238000003756 stirring Methods 0.000 description 2
UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 2
OMDQUFIYNPYJFM-XKDAHURESA-N (2r,3r,4s,5r,6s)-2-(hydroxymethyl)-6-[[(2r,3s,4r,5s,6r)-4,5,6-trihydroxy-3-[(2s,3s,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]methoxy]oxane-3,4,5-triol Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1OC[C@@H]1[C@@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)O)[C@H](O)[C@H](O)[C@H](O)O1 OMDQUFIYNPYJFM-XKDAHURESA-N 0.000 description 1
KFDNQUWMBLVQNB-UHFFFAOYSA-N 2-[2-[bis(carboxymethyl)amino]ethyl-(carboxymethyl)amino]acetic acid;sodium Chemical compound [Na].[Na].[Na].[Na].OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KFDNQUWMBLVQNB-UHFFFAOYSA-N 0.000 description 1
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
241000251468 Actinopterygii Species 0.000 description 1
ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
239000004971 Cross linker Substances 0.000 description 1
ZNZYKNKBJPZETN-WELNAUFTSA-N Dialdehyde 11678 Chemical compound N1C2=CC=CC=C2C2=C1[C@H](C[C@H](/C(=C/O)C(=O)OC)[C@@H](C=C)C=O)NCC2 ZNZYKNKBJPZETN-WELNAUFTSA-N 0.000 description 1
RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
229920000926 Galactomannan Polymers 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
WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
150000001412 amines Chemical class 0.000 description 1
239000001099 ammonium carbonate Substances 0.000 description 1
235000012501 ammonium carbonate Nutrition 0.000 description 1
229940072107 ascorbate Drugs 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
229920001222 biopolymer Polymers 0.000 description 1
235000010216 calcium carbonate Nutrition 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
VIBDJEWPNNCFQO-UHFFFAOYSA-N ethane-1,1,2-triol Chemical compound OCC(O)O VIBDJEWPNNCFQO-UHFFFAOYSA-N 0.000 description 1
230000008570 general process Effects 0.000 description 1
239000003999 initiator Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
229910017604 nitric acid Inorganic materials 0.000 description 1
238000004806 packaging method and process Methods 0.000 description 1
230000035515 penetration Effects 0.000 description 1
239000003208 petroleum Substances 0.000 description 1
238000006116 polymerization reaction Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000005086 pumping Methods 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
238000000518 rheometry Methods 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
235000017550 sodium carbonate Nutrition 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
238000005406 washing Methods 0.000 description 1
229920003169 water-soluble polymer Polymers 0.000 description 1
229920001285 xanthan gum Polymers 0.000 description 1
239000000230 xanthan gum Substances 0.000 description 1
229940082509 xanthan gum Drugs 0.000 description 1
235000010493 xanthan gum Nutrition 0.000 description 1

Landscapes

Compositions Of Macromolecular Compounds (AREA)

CA000438792A 1983-10-12 1983-10-12 Methode d'acidification de forages a l'aide de gels acides Expired CA1210231A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000438792A CA1210231A (fr)	1983-10-12	1983-10-12	Methode d'acidification de forages a l'aide de gels acides

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000438792A CA1210231A (fr)	1983-10-12	1983-10-12	Methode d'acidification de forages a l'aide de gels acides

Publications (1)

Publication Number	Publication Date
CA1210231A true CA1210231A (fr)	1986-08-26

Family

ID=4126260

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000438792A Expired CA1210231A (fr)	1983-10-12	1983-10-12	Methode d'acidification de forages a l'aide de gels acides

Country Status (1)

Country	Link
CA (1)	CA1210231A (fr)

1983
- 1983-10-12 CA CA000438792A patent/CA1210231A/fr not_active Expired

Legal Events

Date	Code	Title	Description
2003-10-12	MKEX	Expiry

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US3417820A (en)	1968-12-24	Well treating with aqueous gelled salt solutions
US4205724A (en)	1980-06-03	Well treating compositions