CN1821089A - 一种氢氧化铬的处理方法 - Google Patents
一种氢氧化铬的处理方法 Download PDFInfo
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- CN1821089A CN1821089A CN 200610046006 CN200610046006A CN1821089A CN 1821089 A CN1821089 A CN 1821089A CN 200610046006 CN200610046006 CN 200610046006 CN 200610046006 A CN200610046006 A CN 200610046006A CN 1821089 A CN1821089 A CN 1821089A
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- Prior art keywords
- chromium hydroxide
- washing
- filter cake
- diaphragm
- filter
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- 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.)
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- Removal Of Specific Substances (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
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Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2006100460068A CN100345768C (zh) | 2006-03-10 | 2006-03-10 | 一种氢氧化铬的处理方法 |
Applications Claiming Priority (1)
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CNB2006100460068A CN100345768C (zh) | 2006-03-10 | 2006-03-10 | 一种氢氧化铬的处理方法 |
Publications (2)
Publication Number | Publication Date |
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CN1821089A true CN1821089A (zh) | 2006-08-23 |
CN100345768C CN100345768C (zh) | 2007-10-31 |
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CNB2006100460068A Active CN100345768C (zh) | 2006-03-10 | 2006-03-10 | 一种氢氧化铬的处理方法 |
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CN (1) | CN100345768C (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104030359A (zh) * | 2014-06-12 | 2014-09-10 | 甘肃锦世化工有限责任公司 | 一种处理含铬废水生产氢氧化铬用作铬盐无钙焙烧填料的方法 |
CN107817314A (zh) * | 2017-10-11 | 2018-03-20 | 中信锦州金属股份有限公司 | 一种快速判定铬酸钠加硫还原反应终点的方法 |
CN112707442A (zh) * | 2021-01-19 | 2021-04-27 | 绵阳市安剑皮革化工有限公司 | 一种超声波液相还原制铬绿的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB413366A (en) * | 1932-01-20 | 1934-07-19 | Ig Farbenindustrie Ag | Improvements in or relating to the manufacture of chromic hydroxide and anthraquinone |
GB580181A (en) * | 1943-12-06 | 1946-08-29 | William Glaser | Process for the production of chromic hydroxide |
CN1010677B (zh) * | 1988-06-04 | 1990-12-05 | 邯郸市供销合作社联合社畜产公司 | 提取三氧化二铬的方法 |
US5427692A (en) * | 1993-11-29 | 1995-06-27 | General Electric Company | Removal of chromium from solution using ferrous sulfate and barium nitrate |
-
2006
- 2006-03-10 CN CNB2006100460068A patent/CN100345768C/zh active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104030359A (zh) * | 2014-06-12 | 2014-09-10 | 甘肃锦世化工有限责任公司 | 一种处理含铬废水生产氢氧化铬用作铬盐无钙焙烧填料的方法 |
CN107817314A (zh) * | 2017-10-11 | 2018-03-20 | 中信锦州金属股份有限公司 | 一种快速判定铬酸钠加硫还原反应终点的方法 |
CN112707442A (zh) * | 2021-01-19 | 2021-04-27 | 绵阳市安剑皮革化工有限公司 | 一种超声波液相还原制铬绿的方法 |
CN112707442B (zh) * | 2021-01-19 | 2023-04-25 | 四川明宏恒进科技有限公司 | 一种超声波液相还原制铬绿的方法 |
Also Published As
Publication number | Publication date |
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CN100345768C (zh) | 2007-10-31 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: JINZHOU IRON ALLOY CO., LTD. Free format text: FORMER OWNER: JINZHOU FERROALLOY (GROUP) CORP., LTD. Effective date: 20061110 |
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C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20061110 Address after: 121005 alloy No. 59, Taihe District, Liaoning, Jinzhou Applicant after: Jinzhou Iron Alloy (Group) Co., Ltd. Address before: 121005 alloy No. 59, Taihe District, Liaoning, Jinzhou Applicant before: Jinzhou Ferroalloy (Group) Corp., Ltd. |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: CITIC JINZHOU FERROALLOY CO., LTD. Free format text: FORMER OWNER: JINZHOU IRON ALLOY CO., LTD. Effective date: 20080718 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20080718 Address after: Alloy 59, Taihe District, Jinzhou, Liaoning, China Patentee after: CITIC Jinzhou Ferroalloy Co., Ltd. Address before: Alloy 59, Taihe District, Liaoning, Jinzhou Patentee before: Jinzhou Iron Alloy (Group) Co., Ltd. |
|
C56 | Change in the name or address of the patentee |
Owner name: CITIC JINZHOU METAL CO., LTD. Free format text: FORMER NAME: CITIC JINZHOU FERROALLOY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 121005, alloy No. 59, Taihe District, Liaoning, Jinzhou, China Patentee after: CITIC Jinzhou Metal Co., Ltd. Address before: 121005, alloy No. 59, Taihe District, Liaoning, Jinzhou, China Patentee before: CITIC Jinzhou Ferroalloy Co., Ltd. |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 121000 Taihe 59, Taihe District, Jinzhou, Liaoning Patentee after: CITIC Jinzhou Metal Co., Ltd. Address before: 121005 alloy No. 59, Taihe District, Liaoning, Jinzhou Patentee before: CITIC Jinzhou Metal Co., Ltd. |