Patent search ap:("DYNAMIT NOBEL AG") AND inv:"LANGENHOFF FERD" Page 1

$Shaped refractory parts$

1.

发明授权
Shaped refractory parts 失效
Title translation: 形状耐火零件

公开(公告)号：US3547832A

公开(公告)日：1970-12-15

申请号：US3547832D

申请日：1968-06-24

Applicant: DYNAMIT NOBEL AG

Inventor： HASS KARL , SCHINKE GEORG , LANGENHOFF FERD

IPC: B01J37/08 , B01J11/06 , C04B35/10

CPC classification number: B01J37/086

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