公开(公告)号：DE2404289A1

公开(公告)日：1975-08-07

申请号：DE2404289

申请日：1974-01-30

Applicant: BASF AG

Inventor： HESS KLAUS DR ,  STICKEL RICHARD DIPL ING ,  NAGEL OTTO DR ,  SINN RICHARD PROF DIPL ING DR ,  DAUCHER HANS DIPL ING DR

IPC: C02F3/22 ,  B01F3/04 ,  B01F3/08 ,  B01F5/00 ,  B01F5/02 ,  C02F3/12 ,  C02F3/26 ,  F04F5/26 ,  C02C1/12

Abstract: Method of biologically treating waste water with gasifying nozzles producing a screw-type flow in the activated sludge system. The method provides a maximum partial pressure gradient for the transfer of oxygen to the mixture of waste water and activated sludge.

公开(公告)号：DE2646332A1

公开(公告)日：1978-04-20

申请号：DE2646332

申请日：1976-10-14

Applicant: BASF AG

Inventor： SINN RICHARD PROF DIPL ING DR ,  NAGEL OTTO DIPL-ING DR ,  SANDER BRUNO DIPL CHEM DR ,  BONITZ ECKHARD DIPL CHEM DR ,  SCHERLING KURT ,  ZETTLER HANS DIETER DIPL ING ,  STOEHR DIETER ING GRAD ,  BERBNER HEINZ ING GRAD

IPC: D01F6/08 ,  D01D5/26 ,  D01D5/40 ,  D01F6/12 ,  D01F6/22 ,  D01F6/56 ,  D21H13/10

Abstract: Manufacture of fibrids from polymers or copolymers containing fluorine in a fluid precipitation medium under the action of shearing forces.