Patent search ap:("SHELL DEV") AND inv:"KRIJGER PIETER" Page 1

1.

发明专利
PROCESS FOR PREPARING IMPROVED MOULDINGS, SUCH AS CATALYSTS MOULDED INTO PIECES OR CARRIERS THEREFOR 未知

公开(公告)号：CA540962A

公开(公告)日：1957-05-14

申请号：CA540962D

Applicant: SHELL DEV

Inventor： ENGEL WILLEM F , KRIJGER PIETER

2.

发明专利
METHOD FOR THE PRODUCTION OF MOLDED ALUMINA CARRIER AND CATALYST 未知

公开(公告)号：CA519270A

公开(公告)日：1955-12-06

申请号：CA519270D

Applicant: SHELL DEV

Inventor： ENGEL WILLEM F , KRIJGER PIETER

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