CN1158250C - 一种尿素工艺冷凝液的处理工艺 - Google Patents
一种尿素工艺冷凝液的处理工艺 Download PDFInfo
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- CN1158250C CN1158250C CNB011000155A CN01100015A CN1158250C CN 1158250 C CN1158250 C CN 1158250C CN B011000155 A CNB011000155 A CN B011000155A CN 01100015 A CN01100015 A CN 01100015A CN 1158250 C CN1158250 C CN 1158250C
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- hydrolyzing
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- urea
- desorption
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Priority Applications (1)
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CNB011000155A CN1158250C (zh) | 2001-01-03 | 2001-01-03 | 一种尿素工艺冷凝液的处理工艺 |
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CNB011000155A CN1158250C (zh) | 2001-01-03 | 2001-01-03 | 一种尿素工艺冷凝液的处理工艺 |
Publications (2)
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CN1362404A CN1362404A (zh) | 2002-08-07 |
CN1158250C true CN1158250C (zh) | 2004-07-21 |
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CNB011000155A Expired - Fee Related CN1158250C (zh) | 2001-01-03 | 2001-01-03 | 一种尿素工艺冷凝液的处理工艺 |
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Families Citing this family (1)
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EP3782979A1 (en) * | 2019-08-20 | 2021-02-24 | Yara International ASA | Preparation of urea solution and facility to do so |
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CN1362404A (zh) | 2002-08-07 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANDONG RUNYIN BIOCHEMICAL CO., LTD. ANHUI LINQUA Free format text: FORMER OWNER: SHANDONG RUIXING CHEMICAL INDUSTRY GROUP GENERAL COMPANY ANHUI LINQUAN INDUSTRY CHEMICAL CO., LTD. Effective date: 20121217 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20121217 Address after: 100029 Beijing City North Hepingjie Patentee after: China Huanqiu Engineering Co. Patentee after: Shandong Runyin Biochemical Co., Ltd. Patentee after: Anhui Linquan Industry Chemical Co., Ltd. Address before: 100029 Beijing City North Hepingjie Patentee before: China Huanqiu Engineering Co. Patentee before: Shandong Rising Chemical Industry Group General Corporation Patentee before: Anhui Linquan Industry Chemical Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040721 Termination date: 20150103 |
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EXPY | Termination of patent right or utility model |