DE2058629A1 - Verfahren zum Herstellen einer Fluessigkeit fuer das Aufbrechen von Formationen - Google Patents
Verfahren zum Herstellen einer Fluessigkeit fuer das Aufbrechen von FormationenInfo
- Publication number
- DE2058629A1 DE2058629A1 DE19702058629 DE2058629A DE2058629A1 DE 2058629 A1 DE2058629 A1 DE 2058629A1 DE 19702058629 DE19702058629 DE 19702058629 DE 2058629 A DE2058629 A DE 2058629A DE 2058629 A1 DE2058629 A1 DE 2058629A1
- Authority
- DE
- Germany
- Prior art keywords
- liquid
- breaking
- mixture
- added
- gel
- 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.)
- Withdrawn
Links
- 230000015572 biosynthetic process Effects 0.000 title claims description 41
- 239000012530 fluid Substances 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 22
- 238000005755 formation reaction Methods 0.000 title description 36
- 239000000203 mixture Substances 0.000 claims description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 52
- 239000007788 liquid Substances 0.000 claims description 30
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 13
- 229910052700 potassium Inorganic materials 0.000 claims description 13
- 239000011591 potassium Substances 0.000 claims description 13
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 12
- UCXOJWUKTTTYFB-UHFFFAOYSA-N antimony;heptahydrate Chemical compound O.O.O.O.O.O.O.[Sb].[Sb] UCXOJWUKTTTYFB-UHFFFAOYSA-N 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000001530 fumaric acid Substances 0.000 claims description 6
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000003381 stabilizer Substances 0.000 claims description 4
- 229920002907 Guar gum Polymers 0.000 claims description 3
- 239000000665 guar gum Substances 0.000 claims description 3
- 235000010417 guar gum Nutrition 0.000 claims description 3
- 229960002154 guar gum Drugs 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 108010059892 Cellulase Proteins 0.000 claims description 2
- 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 claims description 2
- 108090000637 alpha-Amylases Proteins 0.000 claims description 2
- 108010019077 beta-Amylase Proteins 0.000 claims description 2
- 108010051210 beta-Fructofuranosidase Proteins 0.000 claims description 2
- 229940106157 cellulase Drugs 0.000 claims description 2
- -1 haltase Proteins 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- 239000001573 invertase Substances 0.000 claims description 2
- 235000011073 invertase Nutrition 0.000 claims description 2
- 239000012188 paraffin wax Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 239000001993 wax Substances 0.000 claims 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 claims 5
- 229920000926 Galactomannan Polymers 0.000 claims 5
- 230000001050 lubricating effect Effects 0.000 claims 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 claims 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 claims 1
- 229920002488 Hemicellulose Polymers 0.000 claims 1
- 102000004139 alpha-Amylases Human genes 0.000 claims 1
- 229940024171 alpha-amylase Drugs 0.000 claims 1
- 239000002956 ash Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 239000007853 buffer solution Substances 0.000 claims 1
- 239000002775 capsule Substances 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
- 239000003002 pH adjusting agent Substances 0.000 claims 1
- 238000004132 cross linking Methods 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 150000007513 acids Chemical class 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 239000003431 cross linking reagent Substances 0.000 description 5
- 235000011087 fumaric acid Nutrition 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 239000000872 buffer Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 108010002430 hemicellulase Proteins 0.000 description 2
- 229940059442 hemicellulase Drugs 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000009533 lab test Methods 0.000 description 2
- VRVKOZSIJXBAJG-TYYBGVCCSA-M monosodium fumarate Chemical compound [Na+].OC(=O)\C=C\C([O-])=O VRVKOZSIJXBAJG-TYYBGVCCSA-M 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000001488 sodium phosphate Substances 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- QKSTTWZQMXUYNJ-UHFFFAOYSA-L C([O-])([O-])=O.[Na+].C(C=CC(=O)O)(=O)O.[Na+] Chemical compound C([O-])([O-])=O.[Na+].C(C=CC(=O)O)(=O)O.[Na+] QKSTTWZQMXUYNJ-UHFFFAOYSA-L 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 244000303965 Cyamopsis psoralioides Species 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 108010073178 Glucan 1,4-alpha-Glucosidase Proteins 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 229920000161 Locust bean gum Polymers 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229920000057 Mannan Polymers 0.000 description 1
- 239000006004 Quartz sand Substances 0.000 description 1
- 239000001744 Sodium fumarate Substances 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 108010028144 alpha-Glucosidases Proteins 0.000 description 1
- 102000016679 alpha-Glucosidases Human genes 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- MSJMDZAOKORVFC-SEPHDYHBSA-L disodium fumarate Chemical compound [Na+].[Na+].[O-]C(=O)\C=C\C([O-])=O MSJMDZAOKORVFC-SEPHDYHBSA-L 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 229910000397 disodium phosphate Inorganic materials 0.000 description 1
- 235000019800 disodium phosphate Nutrition 0.000 description 1
- 239000002895 emetic Substances 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 150000002238 fumaric acids Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 229930182478 glucoside Natural products 0.000 description 1
- 150000008131 glucosides Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000711 locust bean gum Substances 0.000 description 1
- 235000010420 locust bean gum Nutrition 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000001133 paullinia cupana hbk gum Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- IWZKICVEHNUQTL-UHFFFAOYSA-M potassium hydrogen phthalate Chemical compound [K+].OC(=O)C1=CC=CC=C1C([O-])=O IWZKICVEHNUQTL-UHFFFAOYSA-M 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000012056 semi-solid material Substances 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229940005573 sodium fumarate Drugs 0.000 description 1
- 235000019294 sodium fumarate Nutrition 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229910000406 trisodium phosphate Inorganic materials 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- 235000020234 walnut Nutrition 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
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/92—Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
-
- 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
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
- E21B43/267—Methods for stimulating production by forming crevices or fractures reinforcing fractures by propping
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88131469A | 1969-12-01 | 1969-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2058629A1 true DE2058629A1 (de) | 1971-06-09 |
Family
ID=25378221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702058629 Withdrawn DE2058629A1 (de) | 1969-12-01 | 1970-11-28 | Verfahren zum Herstellen einer Fluessigkeit fuer das Aufbrechen von Formationen |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5141562B1 (es) |
| AR (1) | AR205873A1 (es) |
| CA (1) | CA947954A (es) |
| DE (1) | DE2058629A1 (es) |
| GB (1) | GB1328856A (es) |
| NL (1) | NL7017491A (es) |
| NO (1) | NO134961C (es) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2538027A1 (fr) * | 1982-12-21 | 1984-06-22 | Dowell Schlumberger Etu Fabr | Compositions ameliorees de systemes polymeres, et leurs utilisations notamment pour la fracturation hydraulique |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5737747B2 (ja) * | 2011-02-07 | 2015-06-17 | 株式会社竹中工務店 | 井戸構造及び井戸構造の構築方法 |
| JP2012162919A (ja) * | 2011-02-07 | 2012-08-30 | Takenaka Komuten Co Ltd | フラクチャリング用注入材料及び改良地盤 |
| JP6569354B2 (ja) * | 2015-07-27 | 2019-09-04 | 日本製鉄株式会社 | 坑井の掘削方法 |
-
1970
- 1970-01-01 AR AR23268370A patent/AR205873A1/es active
- 1970-11-04 GB GB5246070A patent/GB1328856A/en not_active Expired
- 1970-11-17 CA CA098,386A patent/CA947954A/en not_active Expired
- 1970-11-27 JP JP10418470A patent/JPS5141562B1/ja active Pending
- 1970-11-28 DE DE19702058629 patent/DE2058629A1/de not_active Withdrawn
- 1970-11-30 NL NL7017491A patent/NL7017491A/xx unknown
- 1970-11-30 NO NO458170A patent/NO134961C/no unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2538027A1 (fr) * | 1982-12-21 | 1984-06-22 | Dowell Schlumberger Etu Fabr | Compositions ameliorees de systemes polymeres, et leurs utilisations notamment pour la fracturation hydraulique |
| EP0115726A1 (fr) * | 1982-12-21 | 1984-08-15 | Etudes et Fabrication Dowell Schlumberger | Compositions améliorées de systèmes polymères, et leurs utilisations notamment pour la fracturation hydraulique |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1328856A (en) | 1973-09-05 |
| NL7017491A (es) | 1971-06-03 |
| CA947954A (en) | 1974-05-28 |
| AR205873A1 (es) | 1976-06-15 |
| NO134961C (es) | 1977-01-12 |
| NO134961B (es) | 1976-10-04 |
| JPS5141562B1 (es) | 1976-11-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69401408T2 (de) | Verkapselte Brecher und Methode zur Verwendung bei der Behandlung unterirdischer Formationen | |
| DE69521345T2 (de) | Verfahren zum abbau von zellulosehaltigen fluiden während komplettierungsarbeiten in öl- und gasbohrlöchern | |
| DE69425982T2 (de) | Abdichtflüssigkeit zum abdichten einer unterirdischen formation | |
| DE2915455C2 (de) | Verfahren zum Aufbrechen von unterirdischen Formationen mit einem Gel auf Ölbasis | |
| DE69316342T2 (de) | Aufbrechenzym für auf galactomannan basierende aufbrechflüssigkeit | |
| DE69509476T2 (de) | Verfahren zur Zementierung eines Führungsrohres in einem Unterwasserbohrloch | |
| DE60307190T2 (de) | Frakturierung von unterirdischen Lagerstätten | |
| DE4233105A1 (de) | Verfahren zum begrenzen eines nach unten gerichteten wachsens induzierter risse in einer unterirdischen formation | |
| DE69514402T2 (de) | Verfahren zur Spaltung von Flüssigkeiten mit erhöhter Viskosität in einer Bohrquelle | |
| DE69100982T2 (de) | Verfahren zum hydraulischen Aufbrechen unterirdischer Formationen. | |
| DE112015000858T5 (de) | Verfahren zum Bereitstellen von mehreren Rissen in einer Formation | |
| DE3633020A1 (de) | Verbessertes mehrstufiges verfahren zur rissbildung in kohlefloezen | |
| DE3100148A1 (de) | Saeureloeslicher zement und verfahren zu dessen verwendung | |
| WO2007085423A1 (de) | Verfahren zum brechen der viskosität polymer-verdickter wässriger systeme für die erdöl- und erdgasgewinnung | |
| DE69412998T2 (de) | Hochviskoser vernetzter gelartiger alkohol | |
| DE2008966B2 (de) | Verfahren zur Steigerung der Permeabilität sihciumhaltiger Forma tionen | |
| DE3316677C2 (es) | ||
| DE2606100A1 (de) | Verfahren zur behandlung eines bohrlochs | |
| EP2984148A1 (de) | Verfahren zum hydraulischen fracken einer unterirdischen formation unter verwendung von aluminiumpartikeln | |
| EP2900792A1 (de) | Verfahren zur förderung von erdgas und erdgaskondensat aus unterirdischen gaskondensat-lagerstätten | |
| DE69305098T2 (de) | Zusammensetzung, verwendbar als scleroglucan enthaltende Zementschlammzusammensetzung | |
| DE2454044A1 (de) | Hydraulisches frac-verfahren | |
| DE69111277T2 (de) | Abbindbeschleunigung von Zementzusammensetzungen in Ölbohrlöchern. | |
| DE2058629A1 (de) | Verfahren zum Herstellen einer Fluessigkeit fuer das Aufbrechen von Formationen | |
| EP2900787A1 (de) | Verfahren zur förderung von erdgas und erdgaskondensat aus unterirdischen gaskondensat-lagerstätten sowie fliessfähige zusammensetzungen (fz) zum einsatz in diesem verfahren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |