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Current content: 157 337 350 patent documents

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219 431 new documents added

1 247 852 documents amended

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EP 0321719 B1 19910612 - COKE OVEN DOOR

Title (en)

COKE OVEN DOOR

Publication

EP 0321719 B1 19910612 (DE)

Application

EP 88119529 A 19881124

Priority

DE 3743692 A 19871223

Abstract (en)

[origin: EP0321719A1] On coke oven doors, which have a separate sealing element (2) and a hollow profile frame (3) for pressing the sealing element against the chamber frame (1), a multiplicity of tappets (6), which are pressed by a compressed-air hose (7) individually but at the same pressure against the sealing element (2), are provided in the hollow profile frame. <IMAGE>

IPC 1-7

C10B 25/16

IPC 8 full level

C10B 25/16 (2006.01)

CPC (source: EP US)

C10B 25/16 (2013.01 - EP US)

Designated contracting state (EPC)

BE DE FR GB IT NL

DOCDB simple family (publication)

EP 0321719 A1 19890628; EP 0321719 B1 19910612; DE 3743692 A1 19890706; DE 3863283 D1 19910718; JP H01213394 A 19890828; US 5076019 A 19911231; US 5150543 A 19920929

DOCDB simple family (application)

EP 88119529 A 19881124; DE 3743692 A 19871223; DE 3863283 T 19881124; JP 32228988 A 19881222; US 60972190 A 19901106; US 60972190 D 19901106