DD111892A1 - - Google Patents
Info
- Publication number
- DD111892A1 DD111892A1 DD16850273A DD16850273A DD111892A1 DD 111892 A1 DD111892 A1 DD 111892A1 DD 16850273 A DD16850273 A DD 16850273A DD 16850273 A DD16850273 A DD 16850273A DD 111892 A1 DD111892 A1 DD 111892A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/62—Sulfonated fats, oils or waxes of undetermined constitution
-
- 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
- C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
- C09K8/584—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23808472A | 1972-03-27 | 1972-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD111892A1 true DD111892A1 (no) | 1975-03-12 |
Family
ID=22896433
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16850273A DD111892A1 (no) | 1972-03-27 | 1973-01-29 | |
| DD18566973A DD123215A1 (no) | 1972-03-27 | 1973-01-29 | |
| DD17815873A DD125406A2 (no) | 1972-03-27 | 1973-01-29 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD18566973A DD123215A1 (no) | 1972-03-27 | 1973-01-29 | |
| DD17815873A DD125406A2 (no) | 1972-03-27 | 1973-01-29 |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS4913142A (no) |
| AR (1) | AR229147A1 (no) |
| AT (1) | AT337869B (no) |
| BR (1) | BR7301481D0 (no) |
| CA (1) | CA971186A (no) |
| DD (3) | DD111892A1 (no) |
| DE (1) | DE2256758B2 (no) |
| EG (1) | EG11502A (no) |
| FR (1) | FR2177728B1 (no) |
| GB (1) | GB1378724A (no) |
| IT (1) | IT979664B (no) |
| NL (1) | NL163855C (no) |
| RO (1) | RO71473A (no) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330434A (en) * | 1976-09-01 | 1978-03-22 | Toyohito Tomonaga | Surface treatment of stainless steel by chromic acids |
| JPS5611847Y2 (no) * | 1976-09-17 | 1981-03-18 | ||
| US4252192A (en) * | 1979-07-02 | 1981-02-24 | Stepan Chemical Company | Process for enhanced oil recovery employing petroleum sulfonates |
| US4404110A (en) * | 1980-12-22 | 1983-09-13 | Marathon Oil Company | Ozonation of petroleum feedstocks |
| FR2517671A1 (fr) * | 1981-12-07 | 1983-06-10 | Raffinage Cie Francaise | Procede de preparation de sulfonates d'hydrocarbures aromatiques et application desdits sulfonates a la recuperation assistee du petrole brut |
| US4414119A (en) * | 1982-01-04 | 1983-11-08 | Marathon Oil Company | Injectivity of crude oil and petroleum sulfonate slugs by the addition of an alkylbenzene sulfonate |
| IT1206704B (it) * | 1984-05-29 | 1989-04-27 | Anic Spa | Additivo fluidificante e stabilizzante e suo metodo di preparazione. |
| CN111170904B (zh) * | 2018-11-12 | 2022-12-02 | 中国石油天然气股份有限公司 | 石油磺酸盐原料及其制备方法、石油磺酸盐及其生产方法 |
| CN114539102B (zh) * | 2020-11-26 | 2024-03-26 | 中国石油天然气股份有限公司 | 石油磺酸盐的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2815370A (en) * | 1953-12-10 | 1957-12-03 | Pure Oil Co | Sulfonation of petroleum oils |
| US2843625A (en) * | 1955-09-09 | 1958-07-15 | Exxon Research Engineering Co | Low temperature sulfonation process |
-
1972
- 1972-11-16 DE DE19722256758 patent/DE2256758B2/de not_active Ceased
- 1972-11-20 CA CA156,984A patent/CA971186A/en not_active Expired
- 1972-12-07 IT IT3268972A patent/IT979664B/it active
- 1972-12-18 NL NL7217215A patent/NL163855C/xx not_active IP Right Cessation
-
1973
- 1973-01-10 JP JP531573A patent/JPS4913142A/ja active Pending
- 1973-01-15 AT AT29073A patent/AT337869B/de not_active IP Right Cessation
- 1973-01-29 DD DD16850273A patent/DD111892A1/xx unknown
- 1973-01-29 DD DD18566973A patent/DD123215A1/xx unknown
- 1973-01-29 DD DD17815873A patent/DD125406A2/xx unknown
- 1973-01-30 FR FR7303202A patent/FR2177728B1/fr not_active Expired
- 1973-02-09 GB GB663573A patent/GB1378724A/en not_active Expired
- 1973-02-12 EG EG5473A patent/EG11502A/xx active
- 1973-02-20 AR AR24668573A patent/AR229147A1/es active
- 1973-02-28 BR BR148173A patent/BR7301481D0/pt unknown
- 1973-03-26 RO RO7374296A patent/RO71473A/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT337869B (de) | 1977-07-25 |
| DE2256758A1 (de) | 1973-10-11 |
| RO71473B (ro) | 1983-07-30 |
| DD125406A2 (no) | 1977-04-20 |
| ATA29073A (de) | 1976-11-15 |
| JPS4913142A (no) | 1974-02-05 |
| RO71473A (ro) | 1983-08-03 |
| NL163855C (nl) | 1980-10-15 |
| NL7217215A (no) | 1973-10-01 |
| IT979664B (it) | 1974-09-30 |
| FR2177728A1 (no) | 1973-11-09 |
| FR2177728B1 (no) | 1975-10-31 |
| AR229147A1 (es) | 1983-06-30 |
| DD123215A1 (no) | 1976-12-05 |
| GB1378724A (en) | 1974-12-27 |
| CA971186A (en) | 1975-07-15 |
| EG11502A (en) | 1977-08-15 |
| BR7301481D0 (pt) | 1974-07-25 |
| DE2256758B2 (de) | 1976-07-01 |
| NL163855B (nl) | 1980-05-16 |