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Current content: 159 823 134 patent documents

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143 307 new documents added

1 003 170 documents amended

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EP 0376008 B1 19930303 - GAS INTRODUCING SYSTEM

Title (en)

GAS INTRODUCING SYSTEM

Publication

EP 0376008 B1 19930303 (DE)

Application

EP 89122476 A 19891206

Priority

DE 3841618 A 19881210

Abstract (en)

[origin: EP0376008A1] The invention relates to a gas introduction system for introducing gas into a flowable medium in a vessel 1. To enable the gas to be introduced in the form of the finest bubbles possible, it is proposed to provide bottom nozzles 7 on the vessel bottom 6 for the introduction of gas into the medium, which nozzles are connected to quick-opening and -closing valves. <IMAGE>

IPC 1-7

B01F 3/04; B01F 5/02; B01F 13/02

IPC 8 full level

B01F 33/40 (2022.01)

CPC (source: EP)

B01F 23/238 (2022.01); B01F 25/21 (2022.01); B01F 33/4062 (2022.01); B01F 35/71755 (2022.01)

Designated contracting state (EPC)

AT CH DE ES FR LI NL

DOCDB simple family (publication)

EP 0376008 A1 19900704; EP 0376008 B1 19930303; AT E86140 T1 19930315; DE 3841618 A1 19900613; DE 58903672 D1 19930408; ES 2040444 T3 19931016

DOCDB simple family (application)

EP 89122476 A 19891206; AT 89122476 T 19891206; DE 3841618 A 19881210; DE 58903672 T 19891206; ES 89122476 T 19891206