CS272775B2 - Method of n-paraffine removal - Google Patents
Method of n-paraffine removal Download PDFInfo
- Publication number
- CS272775B2 CS272775B2 CS556987A CS556987A CS272775B2 CS 272775 B2 CS272775 B2 CS 272775B2 CS 556987 A CS556987 A CS 556987A CS 556987 A CS556987 A CS 556987A CS 272775 B2 CS272775 B2 CS 272775B2
- Authority
- CS
- Czechoslovakia
- Prior art keywords
- paraffins
- mixture
- water
- carbon dioxide
- sulfuric acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Extraction Or Liquid Replacement (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21223/86A IT1196981B (it) | 1986-07-23 | 1986-07-23 | Procedimento per la rimozione delle paraffine da miscele delle stesse con acidi paraffinsolfonici |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CS556987A2 CS556987A2 (en) | 1990-06-13 |
| CS272775B2 true CS272775B2 (en) | 1991-02-12 |
Family
ID=11178633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS556987A CS272775B2 (en) | 1986-07-23 | 1987-07-23 | Method of n-paraffine removal |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US4778945A (da) |
| EP (1) | EP0261701B1 (da) |
| JP (1) | JPH07108892B2 (da) |
| CN (1) | CN1009923B (da) |
| AR (1) | AR242781A1 (da) |
| AT (1) | ATE51862T1 (da) |
| BR (1) | BR8704128A (da) |
| CA (1) | CA1296358C (da) |
| CS (1) | CS272775B2 (da) |
| DD (1) | DD257837A5 (da) |
| DE (1) | DE3762240D1 (da) |
| DK (1) | DK166081C (da) |
| ES (1) | ES2016339B3 (da) |
| GR (1) | GR3000517T3 (da) |
| IT (1) | IT1196981B (da) |
| MX (1) | MX169262B (da) |
| NO (1) | NO166079C (da) |
| PT (1) | PT85388B (da) |
| RU (1) | RU1795967C (da) |
| ZA (1) | ZA875102B (da) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1230155B (it) * | 1989-06-15 | 1991-10-14 | Enichem Augusta Spa | Procedimento migliorato per la preparazione di acidi paraffin-solfonici |
| DE102008032723A1 (de) | 2008-07-11 | 2010-01-14 | Clariant International Limited | Verfahren zur Isolierung von Paraffinsulfonsäuren |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL6812646A (en) * | 1968-09-05 | 1970-03-09 | Removal of sulphuric acid from alkanesulphonic acids | |
| US3988218A (en) * | 1969-09-11 | 1976-10-26 | Lion Fat & Oil Co., Ltd. | Process for recovering alkyl sulfonic acid from photosulfoxidation reaction mixture |
| US4450047A (en) * | 1983-01-28 | 1984-05-22 | Penwalt Corporation | Process for recovering anhydrous alkanesulfonic acids by reduced pressure, falling film evaporation |
| US4568447A (en) * | 1985-07-29 | 1986-02-04 | Uop Inc. | Process for the removal of trace quantities of hydrocarbonaceous compounds from an aqueous stream |
| IT1191720B (it) * | 1986-03-27 | 1988-03-23 | Eniricerche Spa | Procedimento per la estrazione di paraffine da miscele delle stesse con acidi alcansolfonici |
-
1986
- 1986-07-23 IT IT21223/86A patent/IT1196981B/it active
-
1987
- 1987-07-10 US US07/071,871 patent/US4778945A/en not_active Expired - Fee Related
- 1987-07-13 ZA ZA875102A patent/ZA875102B/xx unknown
- 1987-07-14 AT AT87201345T patent/ATE51862T1/de not_active IP Right Cessation
- 1987-07-14 ES ES87201345T patent/ES2016339B3/es not_active Expired - Lifetime
- 1987-07-14 EP EP87201345A patent/EP0261701B1/en not_active Expired - Lifetime
- 1987-07-14 DE DE8787201345T patent/DE3762240D1/de not_active Expired - Lifetime
- 1987-07-21 CA CA000542585A patent/CA1296358C/en not_active Expired - Lifetime
- 1987-07-21 DK DK379687A patent/DK166081C/da active
- 1987-07-21 NO NO873055A patent/NO166079C/no unknown
- 1987-07-22 BR BR8704128A patent/BR8704128A/pt not_active Application Discontinuation
- 1987-07-22 MX MX007465A patent/MX169262B/es unknown
- 1987-07-22 AR AR87308233A patent/AR242781A1/es active
- 1987-07-22 RU SU874203036A patent/RU1795967C/ru active
- 1987-07-22 DD DD87305253A patent/DD257837A5/de not_active IP Right Cessation
- 1987-07-23 CS CS556987A patent/CS272775B2/cs unknown
- 1987-07-23 JP JP62182433A patent/JPH07108892B2/ja not_active Expired - Fee Related
- 1987-07-23 CN CN87105306A patent/CN1009923B/zh not_active Expired
- 1987-07-23 PT PT85388A patent/PT85388B/pt not_active IP Right Cessation
-
1990
- 1990-05-25 GR GR90400328T patent/GR3000517T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RU1795967C (ru) | 1993-02-15 |
| NO873055D0 (no) | 1987-07-21 |
| PT85388B (pt) | 1990-04-30 |
| JPH07108892B2 (ja) | 1995-11-22 |
| NO166079B (no) | 1991-02-18 |
| US4778945A (en) | 1988-10-18 |
| CN87105306A (zh) | 1988-03-23 |
| PT85388A (en) | 1987-08-01 |
| EP0261701A1 (en) | 1988-03-30 |
| NO873055L (no) | 1988-01-25 |
| EP0261701B1 (en) | 1990-04-11 |
| AR242781A1 (es) | 1993-05-31 |
| DD257837A5 (de) | 1988-06-29 |
| NO166079C (no) | 1991-05-29 |
| DK379687A (da) | 1988-01-24 |
| BR8704128A (pt) | 1988-04-12 |
| ATE51862T1 (de) | 1990-04-15 |
| JPS6339849A (ja) | 1988-02-20 |
| CN1009923B (zh) | 1990-10-10 |
| ZA875102B (en) | 1988-01-13 |
| MX169262B (es) | 1993-06-28 |
| DE3762240D1 (de) | 1990-05-17 |
| ES2016339B3 (es) | 1990-11-01 |
| DK379687D0 (da) | 1987-07-21 |
| IT8621223A1 (it) | 1988-01-23 |
| CA1296358C (en) | 1992-02-25 |
| IT8621223A0 (it) | 1986-07-23 |
| DK166081C (da) | 1993-08-23 |
| CS556987A2 (en) | 1990-06-13 |
| GR3000517T3 (en) | 1991-07-31 |
| DK166081B (da) | 1993-03-08 |
| IT1196981B (it) | 1988-11-25 |
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