EP 0248222 A3 19880127 - COOLING TUBES, AND PROCESS AND DEVICE FOR THEIR MANUFACTURE
Title (en)
COOLING TUBES, AND PROCESS AND DEVICE FOR THEIR MANUFACTURE
Publication
Application
Priority
DE 3615300 A 19860506
Abstract (en)
[origin: EP0248222A2] Extruded or drawn cooling tubes for countercurrent, parallel-flow and/or cross-flow coolers having continuous and half webs associated with the formation of smooth channels between the continuous webs for the passage of a medium, the cross-section of the passage channels being varied by means of the knobs applied from the outside to the cooling tube jacket (2). <IMAGE>
IPC 1-7
IPC 8 full level
F28F 1/40 (2006.01); B21D 53/06 (2006.01); F28F 1/02 (2006.01); F28F 1/42 (2006.01); F28F 3/04 (2006.01)
CPC (source: EP)
F28F 1/022 (2013.01); F28F 3/044 (2013.01); F28F 3/048 (2013.01); F28D 2021/0049 (2013.01); F28D 2021/0082 (2013.01); F28F 2255/16 (2013.01)
Citation (search report)
- [X] US 3596495 A 19710803 - HUGGINS HOMER D
- [Y] GB 2090651 A 19820714 - PENTAGON RADIATOR STAFFORD LTD
- [Y] DE 3406122 A1 19850822 - WILKE HARRI WERKZEUGBAU [DE]
- [Y] US 3635614 A 19720118 - LONG ALFRED R, et al
- [Y] DE 8530313 U1 19851205
- [Y] GB 2159265 A 19851127 - SMITH ERIC
- [A] FR 1488032 A 19670707 - GLACIER CO LTD
- [A] PATENT ABSTRACTS OF JAPAN, Band 7, Nr. 227 (M-248)[1372], 7. Oktober 1983; & JP-A-58 119 842 (INA SEITOU K.K.) 16-07-1983
Designated contracting state (EPC)
DE FR GB IT SE
DOCDB simple family (publication)
EP 0248222 A2 19871209; EP 0248222 A3 19880127; DE 3615300 A1 19871112; DE 3615300 C2 19891221; JP S62272096 A 19871126
DOCDB simple family (application)
EP 87106508 A 19870505; DE 3615300 A 19860506; JP 10906787 A 19870506