FR2152532B1 - - Google Patents
Info
- Publication number
- FR2152532B1 FR2152532B1 FR7223986A FR7223986A FR2152532B1 FR 2152532 B1 FR2152532 B1 FR 2152532B1 FR 7223986 A FR7223986 A FR 7223986A FR 7223986 A FR7223986 A FR 7223986A FR 2152532 B1 FR2152532 B1 FR 2152532B1
- Authority
- FR
- France
- 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
Links
Classifications
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- 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
- C09K8/528—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning inorganic depositions, e.g. sulfates or carbonates
- C09K8/532—Sulfur
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/027—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur
- C01B17/033—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur using a liquid extractant
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17843571A | 1971-09-07 | 1971-09-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2152532A1 FR2152532A1 (en) | 1973-04-27 |
| FR2152532B1 true FR2152532B1 (https=) | 1975-06-13 |
Family
ID=22652541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7223986A Granted FR2152532A1 (en) | 1971-09-07 | 1972-07-03 | Dialkyl disulphide/amine mixts with high sulphur-dissolving - power - for removing sulphur deposits from boreholes and flow pipes |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2152532A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4804485A (en) * | 1987-05-08 | 1989-02-14 | Pennwalt Corporation | Polyalkyleneoxyamine catalysts for dialkyl disulfides and/or polysulfides used in dissolving sulfur |
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1972
- 1972-07-03 FR FR7223986A patent/FR2152532A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2152532A1 (en) | 1973-04-27 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |