Permselective membranes of an aromatic nitrogen containing polymeric material,their preparation,and process and apparatus using them

IL32884A0Inactive Publication Date: 1969-11-30EI DU PONT DE NEMOURS & CO

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Patent Information

Application Number: IL32884
Authority / Receiving Office: IL · IL
Patent Type: Applications
Current Assignee / Owner
Priority Date: 1969-08-08
Filing Date: 1969-08-24
Publication Date: 1969-11-30
Estimated Expiration: Not applicable · inactive patent

Application Information

Patent Timeline

08 Aug 1969

Priority

24 Aug 1969

Application

IL32884

30 Nov 1969

Publication

IL32884A0

IPC: B01J47/12; B01D65/00; B01D71/48; B01D71/54; B01D71/56; B01D71/58; B01D71/64; B01D71/82; C08G18/08; C08G18/38; C08G69/32; C08G73/08; C08J5/22

CPC: B01D71/56; B01D71/58; C08G18/0804; C08G18/3834; C08G69/32; C08G73/08

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