Patent search ap:("HOECHST AG") AND inv:"WEBER ERHARD" Page 1

1.

发明授权
Distillative purification of acetone in four stages 失效
Title translation: ACETONE在四个阶段的清洗

公开(公告)号：US3686078A

公开(公告)日：1972-08-22

申请号：US3686078D

申请日：1969-12-02

Applicant: HOECHST AG

Inventor： HAUPTMANN GERHARD , WEBER ERHARD

IPC: B01D3/40 , C07C45/00 , C07C45/82 , C07C45/83 , C07C49/08 , C07C67/00 , C07C49/04

CPC classification number: C07C45/82 , C07C45/83 , C07C49/08

Abstract: PROCESS FOR THE DISTILLATIVE PURIFICATION OF CRUDE ACETONE PRODUCED BY OXIDATION OF PROPYLENE IN THE PRESENCE OF CATALYST CONTAINING A NOBLE METAL AND A VARIVALENT HEAVY METAL HALIDE IN A SYSTEM OF 4 DISTILLING ZONES WHEREIN AQUEOUS ACETONE IS DISTILLED OFF IN THE FIRST ZONE, WHICH ACETONE IS SUBJECTED IN THE SECOND ZONE TO AN EXTRACTIVE DISTILLATION, PURE ACETONE IS OBTAINED FROM THE SUMP OF THE THIRD ZONE WHILE INTHE FOURTH ZONE THE ACETONE CONTAINED IN THE SIDE STREAM OF BY-PRODUCTS OF THE FIRST ZONE IS SEPARATED.

2.

发明专利
PROCESS FOR OXIDIZING OLEFINS TO ALDEHYDES, KETONES AND ACIDS 未知

公开(公告)号：CA676368A

公开(公告)日：1963-12-17

申请号：CA676368D

Applicant: HOECHST AG

Inventor： BERNDT WALTER , BANDER OTTO-ERICH , DIALER KURT , SCHMIDT WALTHER , STEINMETZ ALFONS , RIEMENSCHNEIDER WILHELM , WEBER ERHARD , LENZMANN HEINRICH , SCHWENK ULRICH , PASZTHORY EMMERICH , PROBST OTTO

3.

发明专利
PROCESS FOR UTILIZING UNREACTED GASES CONTAINING OLEFIN AS THEY ARE OBTAINED IN THE OXIDATION OF OLEFINS TO ALDEHYDES, KETONES AND ACIDS 未知

公开(公告)号：CA687706A

公开(公告)日：1964-06-02

申请号：CA687706D

Applicant: HOECHST AG

Inventor： HORNIG LOTHAR , RIEMENSCHNEIDER WILHELM , STEINROTTER HEINZ , WEBER ERHARD , SCHWENK ULRICH

4.

发明专利
PROCESS AND DEVICE FOR PURIFYING ACETONE 未知

公开(公告)号：CA789528A

公开(公告)日：1968-07-09

申请号：CA789528D

Applicant: HOECHST AG

Inventor： THEILIG GERHARD , WEBER ERHARD , STEINROTTER HEINZ

5.

发明专利
PROCESS AND APPARATUS FOR OXIDIZING UNSATURATED COMPOUNDS 未知

公开(公告)号：CA768137A

公开(公告)日：1967-09-26

申请号：CA768137D

Applicant: HOECHST AG

Inventor： WIRTZ RUDOLF , WEBER ERHARD , HEUSE OTTO

6.

发明专利
PROCESS FOR THE MANUFACTURE OF ALDEHYDES, KETONES AND/OR ACIDS FROM UNSATURATED COMPOUNDS 未知

公开(公告)号：CA676387A

公开(公告)日：1963-12-17

申请号：CA676387D

Applicant: HOECHST AG

Inventor： WEBER ERHARD , STEINROTTER HEINZ , HORNIG LOTHAR , RIEMENSCHNEIDER WILHELM , PASZTHORY EMMERICH , STEINMETZ ALFONS , BANDER OTTO-ERICH , BERNDT WALTER , FISCHER WERNER , SCHWENK ULRICH

7.

发明专利
PROCESS AND DEVICE FOR THE DISTILLATIVE PURIFICATION OF ACETONE 未知

公开(公告)号：CA947221A

公开(公告)日：1974-05-14

申请号：CA65126

申请日：1969-10-17

Applicant: HOECHST AG

Inventor： MAU GUENTER , STEPPICH WALTER , WEBER ERHARD

IPC: C07C45/35 , C07C45/82

8.

发明专利
PROCESS FOR PREPARING ALDEHYDES, KETONES AND ACIDS CORRESPONDING TO THE ALDEHYDES FROM COMMERCIAL CRUDE OLEFINES 未知

公开(公告)号：CA708647A

公开(公告)日：1965-04-27

申请号：CA708647D

Applicant: HOECHST AG

Inventor： WEBER ERHARD , HORNIG LOTHAR , THEILIG GERHARD

9.

发明专利
PROCESS FOR OXIDIZING OLEFINS TO ALDEHYDES, KETONES AND ACIDS 未知

公开(公告)号：CA672177A

公开(公告)日：1963-10-15

申请号：CA672177D

Applicant: HOECHST AG

Inventor： SCHWENK ULRICH , WEBER ERHARD , WIRTZ RUDOLF , SCHONBERG MANFRED , HORNIG LOTHAR , PROBST OTTO , LENZMANN HEINRICH , RIEMENSCHNEIDER WILHELM , STEINMETZ ALFONS

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