RO88172B1 - Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forate - Google Patents
Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forateInfo
- Publication number
- RO88172B1 RO88172B1 RO107144A RO10714482A RO88172B1 RO 88172 B1 RO88172 B1 RO 88172B1 RO 107144 A RO107144 A RO 107144A RO 10714482 A RO10714482 A RO 10714482A RO 88172 B1 RO88172 B1 RO 88172B1
- Authority
- RO
- Romania
- Prior art keywords
- drilled hole
- hydrochloric acid
- zone
- solution
- plug
- Prior art date
Links
- 229930195733 hydrocarbon Natural products 0.000 title abstract 3
- 150000002430 hydrocarbons Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 239000004215 Carbon black (E152) Substances 0.000 title abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 239000012530 fluid Substances 0.000 abstract 2
- 239000003112 inhibitor Substances 0.000 abstract 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 150000001412 amines Chemical class 0.000 abstract 1
- 150000003863 ammonium salts Chemical class 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 235000014113 dietary fatty acids Nutrition 0.000 abstract 1
- 239000000194 fatty acid Substances 0.000 abstract 1
- 229930195729 fatty acid Natural products 0.000 abstract 1
- 150000004665 fatty acids Chemical class 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 239000011435 rock Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
Inventia se refera la un procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi lichide sau gazoase, adiacente unei gauri forate, în scopul creerii prin dizolvarea si îndepartarea în solutie a unora din componentele solide ale rocii, de cai de acces catre gaura forata a fluidelor, ceea ce conduce la sporirea substantiala a debitelor precum si la cresterea factorului de recuperare. Procedeul, conform inventiei, este caracterizat prin aceea ca în scopul generarii produse de reactie usor de îndepartat din mediul poros dupa curatirea zonei perforate amintite în zona de strat este injectat un dop activ primar format din apa în care este dezvoltata o tensida cum ar fi acizi grasi polietoxilati, precum si dintr-o solutie a unei sari de amoniu-sau a unei amine-a unui acid organic tare cum ar fi acid azotic, acid sulfuric sau acid clorhidric sau un amestec de asemenea saruri în proportie adoptate conditiilor litologice si de temperatura-presiune ale stratului productiv, iar daca este cazul se adauga si intensificatori sau/si inhibitori dupa dopul activ primar în vederea realizarii unui tratament cît mai intens în zona de strat pe o distanta de 0,1...0,2 m fiind introdus un dop separator format din hidrocarburi fluide care nu se introduc în zona de strat respectiva avînd numai rolul de a nu permite contactul dintre dopul primar si un dop activ secundar format dintr-o solutie de acid clorhidric fiind mai mica cu 20...30% decît cea stabilita stoichiometric, precum si din inhibitori de coroziune în dozaj corespunzator dozei de acid clorhidric, iar pentru a remedia situatiile de prezenta-initiala sau survenita-în formatie a unui con
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107144A RO88172B1 (ro) | 1982-04-03 | 1982-04-03 | Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO107144A RO88172B1 (ro) | 1982-04-03 | 1982-04-03 | Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO88172A2 RO88172A2 (ro) | 1985-12-30 |
| RO88172B1 true RO88172B1 (ro) | 1985-12-31 |
Family
ID=20111341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO107144A RO88172B1 (ro) | 1982-04-03 | 1982-04-03 | Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forate |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO88172B1 (ro) |
-
1982
- 1982-04-03 RO RO107144A patent/RO88172B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO88172A2 (ro) | 1985-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2357559A (en) | Method of sweetening sour gas and preventing corrosion of oil producing wells | |
| US3846311A (en) | Method for removing elemental sulfur from wells and flowlines | |
| RU2000124670A (ru) | Удаление нафтеновых кислот из нефтяного сырья и дистиллятов | |
| US2768945A (en) | Method of separating acidic gases from fluid mixtures | |
| RU2163662C1 (ru) | Способ воздействия на нефтяной пласт | |
| US4380268A (en) | Petroleum and gas well enhancement agent | |
| RO88172B1 (ro) | Procedeu de tratare chimica a unei zone de strat productiv de hidrocarburi adiacente unei gauri forate | |
| US1922154A (en) | Process for increasing the output of oil wells | |
| US1826145A (en) | Process of refining hydrocarbon oils with aluminum salts | |
| US3111983A (en) | Removal of hydrogen sulfide from water | |
| US2723233A (en) | Method and composition for inhibiting corrosion | |
| US3791789A (en) | 1,2-dithiolium compounds as corrosion inhibitors | |
| US2138122A (en) | Process for the synthesis of ammonia | |
| US2253638A (en) | Treating motor fuels | |
| US3047066A (en) | Treating geological formation to improve flow of oil | |
| US2796936A (en) | Acidizing wells | |
| US3488092A (en) | Method for producing acid-gas well containing sulfur | |
| US2624694A (en) | Removal of hydrogen sulfide | |
| US4288332A (en) | Methods and compositions for treating subterranean formations | |
| US3172474A (en) | Process for removal of salt-contaminated well fluids from a well bore | |
| SU1295803A1 (ru) | Способ разработки нефтяной залежи с подстилающей водой | |
| US2723232A (en) | Method for inhibiting oil well corrosion | |
| SU1460191A1 (ru) | Способ нейтрализации сероводорода в скважине | |
| RU2675617C1 (ru) | Способ термокислотной обработки нефтегазоносных пластов (варианты) | |
| CN116514680A (zh) | 一种脱出溶解在二腈中的锌盐方法 |