公开(公告)号：CA1105159A

公开(公告)日：1981-07-14

申请号：CA314560

申请日：1978-10-27

Applicant: HOECHST AG

Inventor： PASZTHORY EMMERICH ,  ALBERS ARNOLD ,  RINGEL ERICH ,  ELINKMANN HANS-GERD

IPC: C02F1/74 ,  C02F3/12 ,  C02F11/08 ,  C02C5/04

Abstract: HOE 77/F 216 PROCESS FOR THE TREATMENT OF WASTE WATER of the disclosure: Industrial waste waters contain frequently organic components which slow down or hinder a biological decomposition. However, after treating the waste waters with nitric acid or nitrates at elevated temperature, the residual organic impurities may be readily removed by biological degradation.

公开(公告)号：AU4106878A

公开(公告)日：1980-05-01

申请号：AU4106878

申请日：1978-10-26

Applicant: HOECHST AG

Inventor： PASZTHORY EMMERICH ,  ALBERS ARNOLD ,  RINGEL ERICH ,  ELINKMANN HANS-GERD

IPC: C02F1/74 ,  C02F3/12 ,  C02F11/08 ,  C02C5/04

公开(公告)号：CA994359A

公开(公告)日：1976-08-03

申请号：CA179033

申请日：1973-08-17

Applicant: HOECHST AG

Inventor： KUMMERLE KURT ,  ALBERS ARNOLD ,  HILLE ERNST ,  HEISE HARTMUT

IPC: C07C309/42 ,  C07C67/00 ,  C07C209/00 ,  C07C209/36 ,  C07C211/52 ,  C07C301/00 ,  C07C303/22 ,  C07C313/00 ,  C07C315/04 ,  C07C317/36