CN100372586C - 制备超净高纯试剂酸的方法及其精馏装置 - Google Patents
制备超净高纯试剂酸的方法及其精馏装置 Download PDFInfo
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- CN100372586C CN100372586C CNB2004100087853A CN200410008785A CN100372586C CN 100372586 C CN100372586 C CN 100372586C CN B2004100087853 A CNB2004100087853 A CN B2004100087853A CN 200410008785 A CN200410008785 A CN 200410008785A CN 100372586 C CN100372586 C CN 100372586C
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CNB2004100087853A CN100372586C (zh) | 2004-03-19 | 2004-03-19 | 制备超净高纯试剂酸的方法及其精馏装置 |
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CNB2004100087853A CN100372586C (zh) | 2004-03-19 | 2004-03-19 | 制备超净高纯试剂酸的方法及其精馏装置 |
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CN1562432A CN1562432A (zh) | 2005-01-12 |
CN100372586C true CN100372586C (zh) | 2008-03-05 |
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CNB2004100087853A Expired - Fee Related CN100372586C (zh) | 2004-03-19 | 2004-03-19 | 制备超净高纯试剂酸的方法及其精馏装置 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101905873B (zh) * | 2010-07-29 | 2011-12-21 | 杨锐雄 | 高纯硫酸的节能高效阶梯温差蒸馏生产方法 |
CN102746137B (zh) * | 2012-08-03 | 2014-10-22 | 天津长芦海晶集团有限公司 | 用工业冰醋酸生产药用冰醋酸的方法 |
CN104671208B (zh) * | 2015-02-09 | 2017-05-17 | 盐城市大丰区天生联合药业有限公司 | 一种氯化氢甲醇溶液的制备装置及工艺 |
CN104771926B (zh) * | 2015-03-23 | 2017-01-04 | 烟台国邦化工机械科技有限公司 | 一种从醋酸水溶液中回收醋酸的精馏装置及工艺方法 |
CN105056563B (zh) * | 2015-08-11 | 2017-06-16 | 浙江尚能实业股份有限公司 | 一种硝酸精馏系统及其精馏方法 |
CN115231523B (zh) * | 2022-07-26 | 2024-03-26 | 广东先导稀材股份有限公司 | 一种微波制备高纯盐酸的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5174865A (en) * | 1991-01-25 | 1992-12-29 | Dow Deutschland Inc. | Process for purifying crude hydrochloric acid |
CN1187152A (zh) * | 1995-06-06 | 1998-07-08 | 斯塔泰克文切斯公司 | 用于半导体加工的超高纯硝酸的现场制造 |
CN1189787A (zh) * | 1995-06-05 | 1998-08-05 | 斯塔泰克文切斯公司 | 半导体加工用超高纯盐酸的现场制备 |
CN1190360A (zh) * | 1995-06-05 | 1998-08-12 | 斯塔泰克文切斯公司 | 现场产生用于半导体加工的超高纯度缓冲的hf |
JP2002060208A (ja) * | 2000-08-14 | 2002-02-26 | Taiyo Toyo Sanso Co Ltd | 硫酸精製装置 |
CN2686689Y (zh) * | 2004-03-19 | 2005-03-23 | 冯留启 | 制备超净高纯试剂酸的精馏装置 |
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2004
- 2004-03-19 CN CNB2004100087853A patent/CN100372586C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5174865A (en) * | 1991-01-25 | 1992-12-29 | Dow Deutschland Inc. | Process for purifying crude hydrochloric acid |
CN1189787A (zh) * | 1995-06-05 | 1998-08-05 | 斯塔泰克文切斯公司 | 半导体加工用超高纯盐酸的现场制备 |
CN1190360A (zh) * | 1995-06-05 | 1998-08-12 | 斯塔泰克文切斯公司 | 现场产生用于半导体加工的超高纯度缓冲的hf |
CN1187152A (zh) * | 1995-06-06 | 1998-07-08 | 斯塔泰克文切斯公司 | 用于半导体加工的超高纯硝酸的现场制造 |
JP2002060208A (ja) * | 2000-08-14 | 2002-02-26 | Taiyo Toyo Sanso Co Ltd | 硫酸精製装置 |
CN2686689Y (zh) * | 2004-03-19 | 2005-03-23 | 冯留启 | 制备超净高纯试剂酸的精馏装置 |
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CN1562432A (zh) | 2005-01-12 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing Xing Hong Fine Chemicals Technology Co., Ltd. Assignor: Feng Liuqi Contract fulfillment period: 2009.5.18 to 2015.5.17 contract change Contract record no.: 2009990000714 Denomination of invention: Method for preparing supper clean, and high pure reagent of acid and rectifier unit Granted publication date: 20080305 License type: Exclusive license Record date: 2009.7.2 |
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Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.5.18 TO 2015.5.17; CHANGE OF CONTRACT Name of requester: BEIJING XINGQINGHONG FINE CHEMICAL PRODUCTS SCIENC Effective date: 20090702 |
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Granted publication date: 20080305 Termination date: 20130319 |