ES298266A1 - Un método para preparar urea granulada - Google Patents
Un método para preparar urea granuladaInfo
- Publication number
- ES298266A1 ES298266A1 ES298266A ES298266A ES298266A1 ES 298266 A1 ES298266 A1 ES 298266A1 ES 298266 A ES298266 A ES 298266A ES 298266 A ES298266 A ES 298266A ES 298266 A1 ES298266 A1 ES 298266A1
- Authority
- ES
- Spain
- Prior art keywords
- urea
- translation
- machine
- legally binding
- google translate
- 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
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 6
- 239000004202 carbamide Substances 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 2
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 abstract 3
- 238000002844 melting Methods 0.000 abstract 3
- 230000008018 melting Effects 0.000 abstract 3
- 239000013078 crystal Substances 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 230000004927 fusion Effects 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
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
-
- 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
-
- 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
- B01J6/00—Heat treatments such as Calcining; Fusing ; Pyrolysis
- B01J6/005—Fusing
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US270723A US3308212A (en) | 1963-04-04 | 1963-04-04 | Process and apparatus for preparing urea prills |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES298266A1 true ES298266A1 (es) | 1964-09-01 |
Family
ID=23032521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES298266A Expired ES298266A1 (es) | 1963-04-04 | 1964-04-03 | Un método para preparar urea granulada |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3308212A (es) |
| CH (1) | CH449602A (es) |
| ES (1) | ES298266A1 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU520881A3 (ru) * | 1970-01-22 | 1976-07-05 | Мицуи Тоацу Кемикалз Инкорпорейтед (Фирма) | Способ получени гранулированной мочевины |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3025571A (en) * | 1960-01-29 | 1962-03-20 | Du Pont | Process for producing prilled urea of low biuret content |
| US3151677A (en) * | 1961-12-01 | 1964-10-06 | Fmc Corp | Liquid to liquid heat exchanger |
-
1963
- 1963-04-04 US US270723A patent/US3308212A/en not_active Expired - Lifetime
-
1964
- 1964-04-03 ES ES298266A patent/ES298266A1/es not_active Expired
- 1964-04-03 CH CH420064A patent/CH449602A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH449602A (de) | 1968-01-15 |
| US3308212A (en) | 1967-03-07 |
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