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Current content: 159 515 718 patent documents

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154 531 new documents added

1 078 520 documents amended

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EP 0038913 B1 19830525 - FILLING BODY FOR THE HEAT EXCHANGING OF SUBSTANCES

Title (en)

FILLING BODY FOR THE HEAT EXCHANGING OF SUBSTANCES

Publication

EP 0038913 B1 19830525 (DE)

Application

EP 81101269 A 19810221

Priority

DE 3016274 A 19800426

Abstract (en)

[origin: EP0038913A1] 1. Filling material for the heat exchange of substances, in particular for the cooling of water by air in cross- and/or counter-current in cooling towers, comprising superposed plates which are joined together at the contact points and in which open ducts polygonal in cross-section are formed, characterized in that the ducts (2) have twisted wall surfaces (1).

IPC 1-7

F28F 25/08; B21D 53/04

IPC 8 full level

F28F 25/08 (2006.01)

CPC (source: EP)

F28F 25/087 (2013.01)

Citation (examination)

DE 2831639 A1 19800131 - REGEHR ULRICH

Designated contracting state (EPC)

BE FR GB IT NL

DOCDB simple family (publication)

EP 0038913 A1 19811104; EP 0038913 B1 19830525; DE 3016274 A1 19811105; DE 3016274 C2 19830526; ES 267164 U 19830301; ES 267164 Y 19830916

DOCDB simple family (application)

EP 81101269 A 19810221; DE 3016274 A 19800426; ES 267164 U 19810331