发明名称 |
METHOD FOR CONCENTRATION OF AQUEOUS TETRAHYDROFURAN SOLUTIONS BY EXTRACTION WITH AQUEOUS ALKALI METAL HYDROXIDE |
摘要 |
A method for producing anhydrous tetrahydrofuran from an aqueous solution of tetrahydrofuran which comprises contacting an aqueous solution of an alkali metal hydroxide with the aqueous solution of tetrahydrofuran to remove the water.
|
申请公布号 |
US3694465(A) |
申请公布日期 |
1972.09.26 |
申请号 |
USD3694465 |
申请日期 |
1970.08.11 |
申请人 |
TOYO SODA MFG. CO. LTD. |
发明人 |
HISASHI KISAKI;SHUNSUKE MABUCHI;TOSHIKATSU MIZUNO |
分类号 |
B01D3/36;C07D307/08;(IPC1-7):C08D5/02 |
主分类号 |
B01D3/36 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|