JPS50157386A - - Google Patents

Info

Publication number
JPS50157386A
JPS50157386A JP6624174A JP6624174A JPS50157386A JP S50157386 A JPS50157386 A JP S50157386A JP 6624174 A JP6624174 A JP 6624174A JP 6624174 A JP6624174 A JP 6624174A JP S50157386 A JPS50157386 A JP S50157386A
Authority
JP
Japan
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.)
Granted
Application number
JP6624174A
Other languages
Japanese (ja)
Other versions
JPS5442992B2 (zh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP6624174A priority Critical patent/JPS5442992B2/ja
Publication of JPS50157386A publication Critical patent/JPS50157386A/ja
Publication of JPS5442992B2 publication Critical patent/JPS5442992B2/ja
Expired legal-status Critical Current

Links

JP6624174A 1974-06-11 1974-06-11 Expired JPS5442992B2 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6624174A JPS5442992B2 (zh) 1974-06-11 1974-06-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6624174A JPS5442992B2 (zh) 1974-06-11 1974-06-11

Publications (2)

Publication Number Publication Date
JPS50157386A true JPS50157386A (zh) 1975-12-19
JPS5442992B2 JPS5442992B2 (zh) 1979-12-17

Family

ID=13310155

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6624174A Expired JPS5442992B2 (zh) 1974-06-11 1974-06-11

Country Status (1)

Country Link
JP (1) JPS5442992B2 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102391064A (zh) * 2011-09-19 2012-03-28 湖南百利工程科技有限公司 一种己内酰胺生产过程中萃取剂回收精制工艺
JP2013119539A (ja) * 2011-12-08 2013-06-17 Unitika Ltd 回収ε−カプロラクタムの精製法
JP2017131874A (ja) * 2016-01-29 2017-08-03 株式会社荏原製作所 スイッチング運転可能な多重効用式薄膜降下型蒸発濃縮装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102391064A (zh) * 2011-09-19 2012-03-28 湖南百利工程科技有限公司 一种己内酰胺生产过程中萃取剂回收精制工艺
JP2013119539A (ja) * 2011-12-08 2013-06-17 Unitika Ltd 回収ε−カプロラクタムの精製法
JP2017131874A (ja) * 2016-01-29 2017-08-03 株式会社荏原製作所 スイッチング運転可能な多重効用式薄膜降下型蒸発濃縮装置

Also Published As

Publication number Publication date
JPS5442992B2 (zh) 1979-12-17

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