BE727725A - - Google Patents
Info
- Publication number
- BE727725A BE727725A BE727725DA BE727725A BE 727725 A BE727725 A BE 727725A BE 727725D A BE727725D A BE 727725DA BE 727725 A BE727725 A BE 727725A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/02—Preparation, separation or purification of hydrogen cyanide
- C01C3/0295—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681667786 DE1667786C3 (de) | 1968-02-02 | 1968-02-02 | Verfahren zur Reinigung flüssiger Blausäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727725A true BE727725A (ja) | 1969-07-31 |
Family
ID=5686000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727725D BE727725A (ja) | 1968-02-02 | 1969-01-31 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3655519A (ja) |
| BE (1) | BE727725A (ja) |
| FR (1) | FR2001225A1 (ja) |
| GB (1) | GB1247720A (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19748513C2 (de) * | 1997-11-03 | 1999-09-09 | Sueddeutsche Kalkstickstoff | Verfahren zur adsorptiven Entfernung von Kohlenwasserstoffen aus wässrigen Blausäurelösungen |
| ES2635260T3 (es) | 2014-12-19 | 2017-10-03 | Evonik Degussa Gmbh | Sistemas correticulantes para láminas de encapsulado que comprenden compuestos de urea |
| ES2632783T3 (es) | 2014-12-19 | 2017-09-15 | Evonik Degussa Gmbh | Sistemas de redes de cubierta para láminas de encapsulación que comprenden compuestos de bis-(alquenilamidas) |
| CN107835790B (zh) * | 2015-07-14 | 2021-02-09 | 科慕埃弗西有限公司 | 从氰化氢中除去腈的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3328266A (en) * | 1967-06-27 | Modiano etal separation of acrylonitrile by extractive distillation with water | ||
| US2416624A (en) * | 1945-03-09 | 1947-02-25 | Du Pont | Stabilization of cyanhydrins |
| US2555798A (en) * | 1945-06-21 | 1951-06-05 | American Cyanamid Co | Purification of acrylonitrile by steam distillation |
| US2987451A (en) * | 1957-02-13 | 1961-06-06 | Knapsack Ag | Process for purifying acrylonitrile |
| DE1174303B (de) * | 1961-09-05 | 1964-07-23 | Lonza Ag | Verfahren zum Abtrennen von Cyan-wasserstoff aus Loesungen von Acetaldehyd und Cyanwasserstoff in Wasser |
| NL302210A (ja) * | 1963-01-16 | |||
| GB1046420A (en) * | 1963-12-09 | 1966-10-26 | Crown Zellerbach Corp | Treatment of dialkyl sulfoxides |
-
1968
- 1968-12-30 GB GB61630/68A patent/GB1247720A/en not_active Expired
-
1969
- 1969-01-31 BE BE727725D patent/BE727725A/xx unknown
- 1969-01-31 US US795534*A patent/US3655519A/en not_active Expired - Lifetime
- 1969-01-31 FR FR6902150A patent/FR2001225A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB1247720A (en) | 1971-09-29 |
| FR2001225A1 (ja) | 1969-09-26 |
| US3655519A (en) | 1972-04-11 |