GB1296937A - - Google Patents
Info
- Publication number
- GB1296937A GB1296937A GB1296937DA GB1296937A GB 1296937 A GB1296937 A GB 1296937A GB 1296937D A GB1296937D A GB 1296937DA GB 1296937 A GB1296937 A GB 1296937A
- Authority
- GB
- United Kingdom
- Prior art keywords
- urea
- dry
- paraformaldehyde
- particles
- particullate
- 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 abstract 4
- 239000004202 carbamide Substances 0.000 abstract 4
- 229930040373 Paraformaldehyde Natural products 0.000 abstract 2
- 229920002866 paraformaldehyde Polymers 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
Classifications
-
- 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)
- Fertilizers (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Glanulating (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2015370A | 1970-03-16 | 1970-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1296937A true GB1296937A (https=) | 1972-11-22 |
Family
ID=21797043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1296937D Expired GB1296937A (https=) | 1970-03-16 | 1971-04-19 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5330689B1 (https=) |
| GB (1) | GB1296937A (https=) |
| NL (1) | NL7103511A (https=) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204053A (en) * | 1977-09-19 | 1980-05-20 | Norsk Hydro A.S. | Method for the production of urea of high mechanical strength |
| EP0899007A3 (en) * | 1997-08-28 | 1999-11-17 | Gian Maria Bercelli | Process for producing granular fertilizers and relevant granulating plant |
| NL1025805C2 (nl) * | 2004-03-25 | 2005-09-27 | Dsm Ip Assets Bv | Werkwijze voor de granulatie van ureum. |
-
1971
- 1971-03-05 JP JP1158771A patent/JPS5330689B1/ja active Pending
- 1971-03-16 NL NL7103511A patent/NL7103511A/xx not_active Application Discontinuation
- 1971-04-19 GB GB1296937D patent/GB1296937A/en not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4204053A (en) * | 1977-09-19 | 1980-05-20 | Norsk Hydro A.S. | Method for the production of urea of high mechanical strength |
| EP0899007A3 (en) * | 1997-08-28 | 1999-11-17 | Gian Maria Bercelli | Process for producing granular fertilizers and relevant granulating plant |
| NL1025805C2 (nl) * | 2004-03-25 | 2005-09-27 | Dsm Ip Assets Bv | Werkwijze voor de granulatie van ureum. |
| WO2005092486A1 (en) * | 2004-03-25 | 2005-10-06 | Dsm Ip Assets B.V. | Urea granulation process |
| EA008602B1 (ru) * | 2004-03-25 | 2007-06-29 | ДСМ Ай Пи ЭССЕТС Б.В. | Процесс гранулирования мочевины |
| CN100551511C (zh) * | 2004-03-25 | 2009-10-21 | 帝斯曼知识产权资产管理有限公司 | 尿素粒化工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL7103511A (https=) | 1971-09-20 |
| JPS5330689B1 (https=) | 1978-08-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |