FR928513A - Urea crystallization process - Google Patents
Urea crystallization processInfo
- Publication number
- FR928513A FR928513A FR928513DA FR928513A FR 928513 A FR928513 A FR 928513A FR 928513D A FR928513D A FR 928513DA FR 928513 A FR928513 A FR 928513A
- Authority
- FR
- France
- Prior art keywords
- crystallization process
- urea crystallization
- urea
- crystallization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR928513T | 1942-02-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR928513A true FR928513A (en) | 1947-12-01 |
Family
ID=9441864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR928513D Expired FR928513A (en) | 1942-02-03 | 1942-02-03 | Urea crystallization process |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR928513A (en) |
Cited By (1)
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 |
-
1942
- 1942-02-03 FR FR928513D patent/FR928513A/en not_active Expired
Cited By (1)
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 |
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