CN1288129C - 一种改进的大颗粒尿素组合转鼓造粒方法及设备 - Google Patents
一种改进的大颗粒尿素组合转鼓造粒方法及设备 Download PDFInfo
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- CN1288129C CN1288129C CN 02116695 CN02116695A CN1288129C CN 1288129 C CN1288129 C CN 1288129C CN 02116695 CN02116695 CN 02116695 CN 02116695 A CN02116695 A CN 02116695A CN 1288129 C CN1288129 C CN 1288129C
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- urea
- drum
- bed
- combination
- fluidized
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 02116695 CN1288129C (zh) | 2002-04-16 | 2002-04-16 | 一种改进的大颗粒尿素组合转鼓造粒方法及设备 |
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CN 02116695 CN1288129C (zh) | 2002-04-16 | 2002-04-16 | 一种改进的大颗粒尿素组合转鼓造粒方法及设备 |
Publications (2)
Publication Number | Publication Date |
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CN1451651A CN1451651A (zh) | 2003-10-29 |
CN1288129C true CN1288129C (zh) | 2006-12-06 |
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CN 02116695 Expired - Fee Related CN1288129C (zh) | 2002-04-16 | 2002-04-16 | 一种改进的大颗粒尿素组合转鼓造粒方法及设备 |
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CN (1) | CN1288129C (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1682255B1 (en) * | 2003-11-10 | 2016-07-27 | Stamicarbon B.V. | Process for the preparation of urea granules |
CN102964148B (zh) * | 2012-12-03 | 2014-07-16 | 李思斌 | 一种改进的大颗粒尿素组合转鼓造粒方法及设备 |
CN104693135A (zh) * | 2013-12-04 | 2015-06-10 | 山东联合化工股份有限公司 | 防尿素结块尿洗塔 |
CN109173926B (zh) * | 2018-08-29 | 2020-06-16 | 上海化工研究院有限公司 | 一种改进的转鼓造粒生产颗粒复混肥料的方法 |
CN109437984B (zh) * | 2019-01-03 | 2021-10-01 | 灵谷化工集团有限公司 | 一种将尿素大颗粒转为中颗粒的生产装置及运行工艺 |
CN112358327A (zh) * | 2020-11-26 | 2021-02-12 | 河南晋开化工投资控股集团有限责任公司 | 一种节能型大颗粒尿素造粒***及造粒工艺 |
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2002
- 2002-04-16 CN CN 02116695 patent/CN1288129C/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN1451651A (zh) | 2003-10-29 |
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Legal Events
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C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Dalike Technology Co. Ltd. Assignor: Li Sibin Contract record no.: 2012990000152 Denomination of invention: Improved large granule urea combined drum granulating method and equipment Granted publication date: 20061206 License type: Exclusive License Open date: 20031029 Record date: 20120329 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061206 Termination date: 20210416 |