NL7209893A - - Google Patents
Info
- Publication number
- NL7209893A NL7209893A NL7209893A NL7209893A NL7209893A NL 7209893 A NL7209893 A NL 7209893A NL 7209893 A NL7209893 A NL 7209893A NL 7209893 A NL7209893 A NL 7209893A NL 7209893 A NL7209893 A NL 7209893A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B3/00—Electrolytic production of organic compounds
- C25B3/20—Processes
- C25B3/29—Coupling reactions
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT4201971A IT939258B (it) | 1971-07-24 | 1971-07-24 | Ciclotetramizzazione riduttiva del l ossido di carbonio e procedimen to per attuarla |
| IT2527372A IT1006543B (it) | 1972-06-06 | 1972-06-06 | Miglioramenti al processo per la preparazione dell acido squarico per ciclotetramerizzazione ridut tiva dell ossido di carbonio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7209893A true NL7209893A (xx) | 1973-01-26 |
Family
ID=26328586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7209893A NL7209893A (xx) | 1971-07-24 | 1972-07-18 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3833489A (xx) |
| BE (1) | BE786650A (xx) |
| CA (1) | CA998013A (xx) |
| CH (1) | CH577447A5 (xx) |
| DE (1) | DE2235882A1 (xx) |
| FR (1) | FR2147073B1 (xx) |
| GB (1) | GB1353713A (xx) |
| NL (1) | NL7209893A (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623836C3 (de) * | 1976-05-28 | 1978-12-21 | Chemische Werke Huels Ag, 4370 Marl | Verfahren zur Herstellung von Quadratsäure |
| US4104308A (en) * | 1976-06-21 | 1978-08-01 | International Business Machines Corporation | Synthesis of squaric acid |
| US4461681A (en) * | 1983-05-31 | 1984-07-24 | The Halcon Sd Group, Inc. | Process for the preparation of squaric acid by the electrolysis of carbon monoxide in anhydrous aliphatic nitrile solvent media |
| US4508803A (en) * | 1983-12-05 | 1985-04-02 | Xerox Corporation | Photoconductive devices containing novel benzyl fluorinated squaraine compositions |
| US4523980A (en) * | 1984-08-31 | 1985-06-18 | The Halcon Sd Group, Inc. | Process for the recovery of high purity squaric acid |
| US4834858A (en) * | 1988-03-23 | 1989-05-30 | Montvale Process Company, Inc. | Electrolytic reactor |
| IE65907B1 (en) * | 1990-02-26 | 1995-11-29 | Lonza Ag | New 3-hydroxy-2-cyclobuten-1-one salts their preparation and use |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3059030A (en) * | 1959-06-15 | 1962-10-16 | Minnesota Mining & Mfg | Diketocyclobutenediol and alkali metal salts thereof |
-
0
- BE BE786650D patent/BE786650A/xx not_active IP Right Cessation
-
1972
- 1972-07-11 CH CH1038472A patent/CH577447A5/xx not_active IP Right Cessation
- 1972-07-18 NL NL7209893A patent/NL7209893A/xx not_active Application Discontinuation
- 1972-07-18 US US00272741A patent/US3833489A/en not_active Expired - Lifetime
- 1972-07-20 GB GB3406772A patent/GB1353713A/en not_active Expired
- 1972-07-20 FR FR7226120A patent/FR2147073B1/fr not_active Expired
- 1972-07-21 DE DE2235882A patent/DE2235882A1/de active Pending
- 1972-07-21 CA CA147,715A patent/CA998013A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2147073A1 (xx) | 1973-03-09 |
| FR2147073B1 (xx) | 1976-08-13 |
| US3833489A (en) | 1974-09-03 |
| CA998013A (en) | 1976-10-05 |
| CH577447A5 (xx) | 1976-07-15 |
| BE786650A (fr) | 1973-01-24 |
| DE2235882A1 (de) | 1973-02-01 |
| GB1353713A (en) | 1974-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |