EP 0515299 A1 19921125 - Improvements in the procedure for heating calenders.
Title (en)
Improvements in the procedure for heating calenders.
Title (de)
Verfahren zum Heizen von Kalandern.
Title (fr)
Perfectionnements dans la procédure pour le chauffage des calendres.
Publication
Application
Priority
ES 9101252 A 19910524
Abstract (en)
A plurality of electric heat sources (2) are arranged within a turning cylinder (6), and are controlled independently from each other by sensors (12) which keep the outer temperature of the calender (6) uniform, compensating the temperature variations that occur during its functioning. <IMAGE>
IPC 1-7
IPC 8 full level
CPC (source: EP)
D21F 5/024 (2013.01); D21G 1/028 (2013.01); D21G 1/0286 (2013.01)
Citation (search report)
- [X] US 3182587 A 19650511 - WOODHALL EDWIN S
- [X] DE 3400087 C1 19850530 - VOITH GMBH J M
- [A] EP 0418444 A1 19910327 - SEMTI SARL [FR]
- [A] GB 2077315 A 19811216 - KUESTERS EDUARD
- [A] US 3216489 A 19651109 - NORTON WILLIAM H
- [AP] EP 0471655 A1 19920219 - VALMET PAPER MACHINERY INC [FI]
Designated contracting state (EPC)
AT BE CH DE DK FR GB GR IT LI NL PT SE
DOCDB simple family (publication)
EP 0515299 A1 19921125; ES 2039139 A1 19930816; ES 2039139 B1 19940316
DOCDB simple family (application)
EP 92500062 A 19920520; ES 9101252 A 19910524