NL264751A - - Google Patents
Info
- Publication number
- NL264751A NL264751A NL264751DA NL264751A NL 264751 A NL264751 A NL 264751A NL 264751D A NL264751D A NL 264751DA NL 264751 A NL264751 A NL 264751A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—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 |
|---|---|---|---|
| AT392060A AT219051B (de) | 1960-05-24 | 1960-05-24 | Verfahren zur Verminderung bzw. Beseitigung des Biuretgehaltes von Harnstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL264751A true NL264751A (en:Method) | 1964-03-10 |
Family
ID=3557230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL264751D NL264751A (en:Method) | 1960-05-24 | 1961-05-15 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT219051B (en:Method) |
| DE (1) | DE1159931B (en:Method) |
| FR (1) | FR1291196A (en:Method) |
| NL (1) | NL264751A (en:Method) |
-
1960
- 1960-05-24 AT AT392060A patent/AT219051B/de active
-
1961
- 1961-04-24 DE DE1961L0038805 patent/DE1159931B/de active Pending
- 1961-05-15 NL NL264751D patent/NL264751A/xx unknown
- 1961-05-23 FR FR862490A patent/FR1291196A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AT219051B (de) | 1962-01-10 |
| FR1291196A (fr) | 1962-04-20 |
| DE1159931B (de) | 1963-12-27 |