CN1072186C - 磷酸二氢钙和磷酸氢钙的生产方法 - Google Patents
磷酸二氢钙和磷酸氢钙的生产方法 Download PDFInfo
- Publication number
- CN1072186C CN1072186C CN97111341A CN97111341A CN1072186C CN 1072186 C CN1072186 C CN 1072186C CN 97111341 A CN97111341 A CN 97111341A CN 97111341 A CN97111341 A CN 97111341A CN 1072186 C CN1072186 C CN 1072186C
- Authority
- CN
- China
- Prior art keywords
- calcium
- phosphate
- dihydrogen phosphate
- powdery
- phosphoric acid
- 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 - Fee Related
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97111341A CN1072186C (zh) | 1997-05-22 | 1997-05-22 | 磷酸二氢钙和磷酸氢钙的生产方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN97111341A CN1072186C (zh) | 1997-05-22 | 1997-05-22 | 磷酸二氢钙和磷酸氢钙的生产方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1220236A CN1220236A (zh) | 1999-06-23 |
CN1072186C true CN1072186C (zh) | 2001-10-03 |
Family
ID=5171721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97111341A Expired - Fee Related CN1072186C (zh) | 1997-05-22 | 1997-05-22 | 磷酸二氢钙和磷酸氢钙的生产方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1072186C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103864042A (zh) * | 2014-02-28 | 2014-06-18 | 昆明川金诺化工股份有限公司 | 一种降低饲料级磷酸二氢钙游离酸的方法 |
RU2628292C1 (ru) | 2016-03-03 | 2017-08-15 | Акционерное общество "Минерально-химическая компания "ЕвроХим" | Фосфор-калий-азотсодержащее npk-удобрение и способ получения гранулированного фосфор-калий-азотсодержащего npk-удобрения |
RU2626947C1 (ru) | 2016-03-03 | 2017-08-02 | Акционерное общество "Минерально-химическая компания "ЕвроХим" | Фосфоркалийазотсодержащее npk-удобрение и способ получения гранулированного фосфоркалийазотсодержащего npk-удобрения |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HUT59065A (en) * | 1990-03-19 | 1992-04-28 | Csongrad Megyei Gabonaforgalmi | Continuous process for producing solide calcium-phosphates from raw phosphate without adding phosphoric acid and lime |
CN1110250A (zh) * | 1994-12-05 | 1995-10-18 | 乐山市太康工业总公司 | 活性磷酸钙的生产技术 |
CN1118332A (zh) * | 1994-09-08 | 1996-03-13 | 陈书香 | 湿法磷酸制饲料级磷酸氢钙方法 |
-
1997
- 1997-05-22 CN CN97111341A patent/CN1072186C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
HUT59065A (en) * | 1990-03-19 | 1992-04-28 | Csongrad Megyei Gabonaforgalmi | Continuous process for producing solide calcium-phosphates from raw phosphate without adding phosphoric acid and lime |
CN1118332A (zh) * | 1994-09-08 | 1996-03-13 | 陈书香 | 湿法磷酸制饲料级磷酸氢钙方法 |
CN1110250A (zh) * | 1994-12-05 | 1995-10-18 | 乐山市太康工业总公司 | 活性磷酸钙的生产技术 |
Also Published As
Publication number | Publication date |
---|---|
CN1220236A (zh) | 1999-06-23 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Address after: Kaiyuan City Township in Yunnan Province Bureau of supply and marketing company Applicant after: Yintong Feed Factory, Kaiyuan Inventor after: Ran Leiming Inventor after: Zhang Caifeng Address before: Kaiyuan city of Yunnan province No. 74 West Township Bureau of supply and marketing company Applicant before: Ran Leiming Inventor before: Ran Leiming Applicant before: Zhang Caifeng |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: RAN LEIMING TO: RAN LEIMING; ZHANG CAIFENG |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20011003 Termination date: 20110522 |