公开(公告)号：US3625863A

公开(公告)日：1971-12-07

申请号：US3625863D

申请日：1969-09-09

Applicant: BAYER AG

Inventor： HELLER KARL-HEINZ ,  WULFF CLAUS ,  MULLER LUDWIG

IPC: B01J27/198 ,  B01J11/82

CPC classification number: B01J23/002 ,  B01J27/198 ,  B01J2523/00 ,  B01J2523/51 ,  B01J2523/55 ,  B01J2523/17

Abstract: Producing a precipitate from an aqueous solution of a vanadium compound and a phosphoric acid compound, drying the precipitate, calcining the product, which is not yet finally moulded, at temperatures between about 300* and 650* C. in the presence of air, then grinding and finally moulding it without applying elevated temperatures.

公开(公告)号：US3549682A

公开(公告)日：1970-12-22

申请号：US3549682D

申请日：1966-12-28

Applicant: BAYER AG

Inventor： VERNALEKEN HUGO ,  WULFF CLAUS ,  BOTTENBRUCH LUDWIG ,  SCHNELL HERMANN

IPC: C07C68/06 ,  C07C69/96 ,  C07C69/00 ,  C08G17/13

CPC classification number: C07C68/06 ,  C07C69/96

公开(公告)号：US3549334A

公开(公告)日：1970-12-22

申请号：US3549334D

申请日：1967-12-26

Applicant: BAYER AG

Inventor： SCHNEIDER RUDOLF ,  COURT OTTO ,  DAMSKY WALTER ,  SPOTT GEORG ,  SCHNELL HERMANN ,  BOTTENBRUCH LUDWIG ,  CURTIUS ULRICH ,  WULFF CLAUS

IPC: B01D1/22

CPC classification number: B01D1/222 ,  B01J19/0066 ,  B01J19/1887 ,  B01J2219/00094 ,  B01J2219/00168

公开(公告)号：US3422065A

公开(公告)日：1969-01-14

申请号：US3422065D

申请日：1965-10-19

Applicant: BAYER AG

Inventor： WULFF CLAUS ,  SCHNELL HERMANN ,  BOTTENBRUCH LUDWIG

IPC: C08G64/06

CPC classification number: C08G64/06