公开(公告)号：CA875601A

公开(公告)日：1971-07-13

申请号：CA875601D

Applicant: DEGUSSA

Inventor： KLEEMANN AXEL ,  SCHREYER GERD ,  WEIGERT WOLFGANG ,  WEIBERG OTTO

公开(公告)号：CA837616A

公开(公告)日：1970-03-24

申请号：CA837616D

Applicant: DEGUSSA

Inventor： WEIGERT WOLFGANG ,  GIESSELMANN GUNTER ,  SCHWARZE WERNER

公开(公告)号：GB1185136A

公开(公告)日：1970-03-18

申请号：GB86669

申请日：1969-01-07

Applicant: DEGUSSA

Inventor： SCHWARZE WERNER ,  GIESSELMANN GUENTER ,  WEIGERT WOLFGANG

Abstract: 1,185,136. Chlorine substituted s-triazines. DEUTSCHE GOLD - UND SILBERSCHEIDEANSTALT. 7 Jan., 1969 [17 Feb., 1968], No. 866/69. Heading C2C. A process for the substitution of one or more alkylmercapto groups by chlorine atoms in 2,4,6 - tris - alkylmercapto -; 2,4 - bis - alkylmercapto - 6 - chloro - or 2 - alkylmercapto - 4,6- dichloro - s - triazines, comprises treating the alkylmercapto - s - triazine, individually or in admixture, with chlorine and/or a chlorinating agent, optionally at reduced pressure, in such a quantitative ratio that there are at least 2 available chlorine atoms for every alkylmercapto group which it is desired to replace.

公开(公告)号：CA718965A

公开(公告)日：1965-09-28

申请号：CA718965D

Applicant: DEGUSSA

Inventor： RING KARL-HEINZ ,  WEIGERT WOLFGANG ,  SCHULER WILHELM A ,  BADER ERICH

公开(公告)号：DK150983B

公开(公告)日：1987-10-05

申请号：DK344374

申请日：1974-06-26

Applicant: DEGUSSA

Inventor： GEIGER FRIEDHELM ,  HEIMBERGER WERNER ,  WEIGERT WOLFGANG ,  SCHREYER GERD

IPC: C07D251/28

公开(公告)号：MX4501E

公开(公告)日：1982-05-24

申请号：MX54768

申请日：1968-07-06

Applicant: DEGUSSA

Inventor： WEIGERT WOLFGANG ,  SCHWARZR WERNER

IPC: C07D251/28

公开(公告)号：RO65488A

公开(公告)日：1980-06-15

申请号：RO7478173

申请日：1973-08-15

Applicant: DEGUSSA

Inventor： GEIGER FRIEDHELM ,  LUSSLING THEODOR ,  WEIGERT WOLFGANG

IPC: B01D53/60 ,  B01D53/77 ,  C02F1/76 ,  C02C5/00

Abstract: Sulfur and nitrogen containing waste waters and waste gases are purified by treating with alkali or alkaline earth chlorites in acidic medium at a p H up to 6.

公开(公告)号：CA1003856A

公开(公告)日：1977-01-18

申请号：CA182157

申请日：1973-09-28

Applicant: DEGUSSA

Inventor： HEIMBERGER WERNER ,  SCHMITT HERMANN ,  SCHREYER GERD ,  THEISSEN FERDINAND ,  WEIGERT WOLFGANG

IPC: C07C255/04 ,  C07C20060101 ,  C07C67/00 ,  C07C253/00 ,  C07C253/04 ,  C07C253/32

Abstract: Malonodinitrile produced from cyanogen halide and acetonitrile and containing fumarodinitrile as an impurity is purified and stabilized by recrystallizing from an aliphatic alcohol or dialkyl ether in the presence of benzonitrile.

公开(公告)号：CA961835A

公开(公告)日：1975-01-28

申请号：CA94258

申请日：1970-09-28

Applicant: DEGUSSA

Inventor： LUESSLING THEODOR ,  SCHAEFER HANS ,  WEIGERT WOLFGANG

IPC: B01J23/16 ,  B01J23/30 ,  B01J23/34 ,  B01J23/84 ,  B01J23/888 ,  B01J37/04 ,  C07C255/49 ,  C07D213/84

公开(公告)号：CA961833A

公开(公告)日：1975-01-28

申请号：CA93981

申请日：1970-09-24

Applicant: DEGUSSA

Inventor： LUESSLING THEODOR ,  SCHAEFER HANS ,  WEIGERT WOLFGANG

IPC: B01J23/22 ,  C07C255/51 ,  E04B1/38