CS171252B2 - - Google Patents
Info
- Publication number
- CS171252B2 CS171252B2 CS570171A CS570171A CS171252B2 CS 171252 B2 CS171252 B2 CS 171252B2 CS 570171 A CS570171 A CS 570171A CS 570171 A CS570171 A CS 570171A CS 171252 B2 CS171252 B2 CS 171252B2
- Authority
- CS
- Czechoslovakia
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
- C07C303/44—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7029211A FR2102540A5 (en) | 1970-08-07 | 1970-08-07 | Sepn of sulphonic acids - from solns also contg sulphuric water and unsulphonated hydrocarbons |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS171252B2 true CS171252B2 (cs) | 1976-10-29 |
Family
ID=9059966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS570171A CS171252B2 (cs) | 1970-08-07 | 1971-08-05 |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS171252B2 (cs) |
| ES (1) | ES393940A1 (cs) |
| FR (1) | FR2102540A5 (cs) |
| SU (1) | SU791225A3 (cs) |
-
1970
- 1970-08-07 FR FR7029211A patent/FR2102540A5/fr not_active Expired
-
1971
- 1971-08-05 CS CS570171A patent/CS171252B2/cs unknown
- 1971-08-05 ES ES393940A patent/ES393940A1/es not_active Expired
- 1971-08-06 SU SU711684922A patent/SU791225A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| SU791225A3 (ru) | 1980-12-23 |
| ES393940A1 (es) | 1974-07-01 |
| FR2102540A5 (en) | 1972-04-07 |