BE623265A - - Google Patents
Info
- Publication number
- BE623265A BE623265A BE623265DA BE623265A BE 623265 A BE623265 A BE 623265A BE 623265D A BE623265D A BE 623265DA BE 623265 A BE623265 A BE 623265A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
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- 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR911620A FR1335801A (fr) | 1962-10-08 | 1962-10-08 | Granules d'urée pauvres en biuret |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE623265A true BE623265A (sv) |
Family
ID=8788280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE623265D BE623265A (sv) | 1962-10-08 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE623265A (sv) |
| DE (1) | DE1168416B (sv) |
| FR (1) | FR1335801A (sv) |
| NL (1) | NL270116A (sv) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4424072A (en) * | 1982-07-01 | 1984-01-03 | Lerner Bernard J | Prilling |
-
0
- DE DENDAT1168416D patent/DE1168416B/de active Pending
- NL NL270116D patent/NL270116A/xx unknown
- BE BE623265D patent/BE623265A/xx unknown
-
1962
- 1962-10-08 FR FR911620A patent/FR1335801A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1168416B (de) | 1964-04-23 |
| NL270116A (sv) | |
| FR1335801A (fr) | 1963-08-23 |