CS157663B2 - - Google Patents
Info
- Publication number
- CS157663B2 CS157663B2 CS375570A CS375570A CS157663B2 CS 157663 B2 CS157663 B2 CS 157663B2 CS 375570 A CS375570 A CS 375570A CS 375570 A CS375570 A CS 375570A CS 157663 B2 CS157663 B2 CS 157663B2
- Authority
- CS
- Czechoslovakia
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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1749969 | 1969-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CS157663B2 true CS157663B2 (xx) | 1974-09-16 |
Family
ID=11150389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CS375570A CS157663B2 (xx) | 1969-05-29 | 1970-05-28 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3936499A (xx) |
| JP (1) | JPS4919263B1 (xx) |
| AT (1) | AT309458B (xx) |
| BE (1) | BE751232A (xx) |
| CH (1) | CH509275A (xx) |
| CS (1) | CS157663B2 (xx) |
| DE (1) | DE2026373B2 (xx) |
| ES (1) | ES380871A1 (xx) |
| FR (1) | FR2048809A5 (xx) |
| GB (1) | GB1284524A (xx) |
| IE (1) | IE34221B1 (xx) |
| LU (1) | LU61021A1 (xx) |
| NL (1) | NL169466B (xx) |
| NO (1) | NO134420C (xx) |
| RO (1) | RO60516A2 (xx) |
| YU (1) | YU34031B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5514307A (en) * | 1992-10-13 | 1996-05-07 | Laroche Industries, Inc. | Process for the reducing emissions during prilling of material such as ammonium nitrate |
| US6277311B1 (en) | 1999-08-10 | 2001-08-21 | Costal States Management Corporation | Method of forming flowable urea having low biuret content |
| US7862642B2 (en) * | 2006-12-14 | 2011-01-04 | Georgia-Pacific Chemicals Llc | Extended-release urea-based granular fertilizer |
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 |
| US3398191A (en) * | 1963-12-09 | 1968-08-20 | Cominco Ltd | Process for the production of granular nitrogenous compounds |
-
1970
- 1970-05-21 US US05/039,292 patent/US3936499A/en not_active Expired - Lifetime
- 1970-05-21 YU YU1300/70A patent/YU34031B/xx unknown
- 1970-05-22 NL NL7007479A patent/NL169466B/xx not_active Application Discontinuation
- 1970-05-22 IE IE673/70A patent/IE34221B1/xx unknown
- 1970-05-22 GB GB25023/70A patent/GB1284524A/en not_active Expired
- 1970-05-26 ES ES380871A patent/ES380871A1/es not_active Expired
- 1970-05-26 FR FR7019120A patent/FR2048809A5/fr not_active Expired
- 1970-05-27 AT AT476670A patent/AT309458B/de not_active IP Right Cessation
- 1970-05-27 NO NO2031/70A patent/NO134420C/no unknown
- 1970-05-28 RO RO63485A patent/RO60516A2/ro unknown
- 1970-05-28 CS CS375570A patent/CS157663B2/cs unknown
- 1970-05-29 BE BE751232D patent/BE751232A/xx not_active IP Right Cessation
- 1970-05-29 JP JP45045766A patent/JPS4919263B1/ja active Pending
- 1970-05-29 DE DE19702026373 patent/DE2026373B2/de active Pending
- 1970-05-29 LU LU61021D patent/LU61021A1/xx unknown
- 1970-05-29 CH CH851670A patent/CH509275A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IE34221L (en) | 1970-11-29 |
| RO60516A2 (ro) | 1976-06-20 |
| US3936499A (en) | 1976-02-03 |
| DE2026373A1 (de) | 1970-12-17 |
| ES380871A1 (es) | 1972-09-16 |
| CH509275A (fr) | 1971-06-30 |
| YU130070A (en) | 1978-05-15 |
| NO134420C (no) | 1978-08-17 |
| LU61021A1 (xx) | 1970-07-29 |
| IE34221B1 (en) | 1975-03-05 |
| AT309458B (de) | 1973-08-27 |
| NL169466B (nl) | 1982-02-16 |
| DE2026373B2 (de) | 1973-03-01 |
| FR2048809A5 (xx) | 1971-03-19 |
| JPS4919263B1 (xx) | 1974-05-16 |
| NL7007479A (xx) | 1970-12-01 |
| GB1284524A (en) | 1972-08-09 |
| BE751232A (fr) | 1970-11-03 |
| YU34031B (en) | 1978-10-31 |
| NO134420B (xx) | 1976-06-28 |