CN104771928A - 一种用于制备三甲基丙酮酸的析晶釜 - Google Patents
一种用于制备三甲基丙酮酸的析晶釜 Download PDFInfo
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- CN104771928A CN104771928A CN201510132503.9A CN201510132503A CN104771928A CN 104771928 A CN104771928 A CN 104771928A CN 201510132503 A CN201510132503 A CN 201510132503A CN 104771928 A CN104771928 A CN 104771928A
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- Prior art keywords
- kettle
- filter
- crystallization
- shaft
- preparation
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- 238000002425 crystallisation Methods 0.000 title claims abstract description 37
- 230000008025 crystallization Effects 0.000 title claims abstract description 37
- IAWVHZJZHDSEOC-UHFFFAOYSA-N 3,3-dimethyl-2-oxobutanoic acid Chemical compound CC(C)(C)C(=O)C(O)=O IAWVHZJZHDSEOC-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 244000144985 peep Species 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 239000012452 mother liquor Substances 0.000 abstract description 6
- 238000005406 washing Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract 2
- 238000003756 stirring Methods 0.000 abstract 1
- 238000013022 venting Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- IAWVHZJZHDSEOC-UHFFFAOYSA-M 3,3-dimethyl-2-oxobutanoate Chemical compound CC(C)(C)C(=O)C([O-])=O IAWVHZJZHDSEOC-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229940127554 medical product Drugs 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510132503.9A CN104771928B (zh) | 2015-03-25 | 2015-03-25 | 一种用于制备三甲基丙酮酸的析晶釜 |
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CN201510132503.9A CN104771928B (zh) | 2015-03-25 | 2015-03-25 | 一种用于制备三甲基丙酮酸的析晶釜 |
Publications (2)
Publication Number | Publication Date |
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CN104771928A true CN104771928A (zh) | 2015-07-15 |
CN104771928B CN104771928B (zh) | 2016-11-23 |
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CN201510132503.9A Active CN104771928B (zh) | 2015-03-25 | 2015-03-25 | 一种用于制备三甲基丙酮酸的析晶釜 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276907A (zh) * | 2018-11-29 | 2019-01-29 | 方文星 | 一种化工两级结晶罐 |
CN109529398A (zh) * | 2018-12-10 | 2019-03-29 | 佛山市南海安科咨询服务有限公司 | 压力容器的防堵塞结构 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202740888U (zh) * | 2012-08-22 | 2013-02-20 | 马鞍山优科化工有限公司 | 旋转过滤罐 |
CN203303723U (zh) * | 2013-06-09 | 2013-11-27 | 河北枫源绿洲环境工程有限公司 | 手动反冲洗过滤器 |
CN103752031A (zh) * | 2014-02-08 | 2014-04-30 | 山东科信生物化学有限公司 | 一种可以翻转的结晶过滤设备 |
CN203648538U (zh) * | 2013-12-20 | 2014-06-18 | 河北野田农用化学有限公司 | 一种结晶类反应釜搅拌装置 |
CN203989944U (zh) * | 2014-05-29 | 2014-12-10 | 宁波大学 | 一种水冷式结晶釜 |
CN204147583U (zh) * | 2014-10-13 | 2015-02-11 | 宁波大学 | 一种双层过滤结晶釜 |
CN204563657U (zh) * | 2015-03-25 | 2015-08-19 | 湖州恒远生物化学技术有限公司 | 一种用于制备三甲基丙酮酸的析晶釜 |
-
2015
- 2015-03-25 CN CN201510132503.9A patent/CN104771928B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN202740888U (zh) * | 2012-08-22 | 2013-02-20 | 马鞍山优科化工有限公司 | 旋转过滤罐 |
CN203303723U (zh) * | 2013-06-09 | 2013-11-27 | 河北枫源绿洲环境工程有限公司 | 手动反冲洗过滤器 |
CN203648538U (zh) * | 2013-12-20 | 2014-06-18 | 河北野田农用化学有限公司 | 一种结晶类反应釜搅拌装置 |
CN103752031A (zh) * | 2014-02-08 | 2014-04-30 | 山东科信生物化学有限公司 | 一种可以翻转的结晶过滤设备 |
CN203989944U (zh) * | 2014-05-29 | 2014-12-10 | 宁波大学 | 一种水冷式结晶釜 |
CN204147583U (zh) * | 2014-10-13 | 2015-02-11 | 宁波大学 | 一种双层过滤结晶釜 |
CN204563657U (zh) * | 2015-03-25 | 2015-08-19 | 湖州恒远生物化学技术有限公司 | 一种用于制备三甲基丙酮酸的析晶釜 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109276907A (zh) * | 2018-11-29 | 2019-01-29 | 方文星 | 一种化工两级结晶罐 |
CN109529398A (zh) * | 2018-12-10 | 2019-03-29 | 佛山市南海安科咨询服务有限公司 | 压力容器的防堵塞结构 |
CN109529398B (zh) * | 2018-12-10 | 2020-11-03 | 佛山市南海安科咨询服务有限公司 | 压力容器的防堵塞结构 |
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Publication number | Publication date |
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CN104771928B (zh) | 2016-11-23 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Crystallization kettle for preparing trimethylpyruvic acid Effective date of registration: 20210713 Granted publication date: 20161123 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: HUZHOU HENGYUAN BIOCHEM. TECH. Co.,Ltd. Registration number: Y2021330000833 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Date of cancellation: 20210728 Granted publication date: 20161123 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: HUZHOU HENGYUAN BIOCHEM. TECH. Co.,Ltd. Registration number: Y2021330000833 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Crystallization kettle for preparing trimethylpyruvic acid Effective date of registration: 20210728 Granted publication date: 20161123 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: HUZHOU HENGYUAN BIOCHEM. TECH. Co.,Ltd. Registration number: Y2021990000653 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230828 Granted publication date: 20161123 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. and Fu sub branch Pledgor: HUZHOU HENGYUAN BIOCHEM. TECH. CO.,LTD. Registration number: Y2021990000653 |