BE628183A - - Google Patents
Info
- Publication number
- BE628183A BE628183A BE628183DA BE628183A BE 628183 A BE628183 A BE 628183A BE 628183D A BE628183D A BE 628183DA BE 628183 A BE628183 A BE 628183A
- Authority
- BE
- Belgium
- Prior art keywords
- column
- product
- granules
- molten material
- drops
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 13
- 239000000112 cooling gas Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 4
- 239000008187 granular material Substances 0.000 description 28
- XSQUKJJJFZCRTK-UHFFFAOYSA-N urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 8
- 238000005243 fluidization Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000004202 carbamide Substances 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 3
- 230000005712 crystallization Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000000414 obstructive Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000219430 Betula pendula Species 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000004520 agglutination Effects 0.000 description 1
- 230000024126 agglutination involved in conjugation with cellular fusion Effects 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000002542 deteriorative Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atoms Chemical class [H]* 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE628183A true BE628183A (ko) |
Family
ID=198179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE628183D BE628183A (ko) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE628183A (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2577440A1 (fr) * | 1985-02-19 | 1986-08-22 | Kaltenbach Thuring Sa | Tour de granulation |
| FR2720631A1 (fr) * | 1994-06-03 | 1995-12-08 | Rhone Poulenc Rorer Sa | Procédé de préparation et perles obtenues contenant un principe actif présentant un point de fusion non défini. |
-
0
- BE BE628183D patent/BE628183A/fr unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2577440A1 (fr) * | 1985-02-19 | 1986-08-22 | Kaltenbach Thuring Sa | Tour de granulation |
| FR2720631A1 (fr) * | 1994-06-03 | 1995-12-08 | Rhone Poulenc Rorer Sa | Procédé de préparation et perles obtenues contenant un principe actif présentant un point de fusion non défini. |
| WO1995033433A1 (fr) * | 1994-06-03 | 1995-12-14 | Rhone-Poulenc Rorer S.A. | Procede de preparation et perles obtenues contenant un principe actif presentant un point de fusion non defini |
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