NL74267C - - Google Patents
Info
- Publication number
- NL74267C NL74267C NL74267DA NL74267C NL 74267 C NL74267 C NL 74267C NL 74267D A NL74267D A NL 74267DA NL 74267 C NL74267 C NL 74267C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
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 |
|---|---|---|---|
| DEP49511A DE832745C (en) | 1949-07-21 | 1949-07-21 | Process for the production of urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74267C true NL74267C (en) |
Family
ID=7383800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74267D NL74267C (en) | 1949-07-21 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE832745C (en) |
| NL (1) | NL74267C (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1013644B (en) * | 1955-01-14 | 1957-08-14 | Stamicarbon | Process for the production of coarse-grained urea |
| DE1156783B (en) * | 1958-12-17 | 1963-11-07 | Ici Ltd | Process for the production of fine-grained, non-caking and free-flowing urea |
| DE1117104B (en) * | 1959-08-20 | 1961-11-16 | Lentia Gmbh | Process for improving the storage properties of urea |
| DE1128849B (en) * | 1959-09-14 | 1962-05-03 | Ici Ltd | Process for the production of fine-grain urea |
-
0
- NL NL74267D patent/NL74267C/xx active
-
1949
- 1949-07-21 DE DEP49511A patent/DE832745C/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE832745C (en) | 1952-02-28 |