EP 0889991 A1 19990113 - HEATED CALENDER ROLLER
Title (en)
HEATED CALENDER ROLLER
Title (de)
BEHEIZBARE KALANDERWALZE
Title (fr)
CYLINDRE DE CALANDRAGE CHAUFFANT
Publication
Application
Priority
- DE 9700633 W 19970327
- DE 19612324 A 19960328
Abstract (en)
[origin: DE19612324C1] In order to avoid the use of heat transfer fluids flowing through peripheral heating channels of heated calender rollers, supporting tubes (4) made of a soft elastic plastic are provided inside the heating channels (3). A resistance-heated or induction-heated wire (6) is extruded into the wall (5) of the supporting tubes (4).
IPC 1-7
IPC 8 full level
B21B 27/10 (2006.01); D21F 5/02 (2006.01); D21F 5/06 (2006.01); D21G 1/02 (2006.01); F16C 13/00 (2006.01)
CPC (source: EP)
D21F 5/024 (2013.01); D21G 1/028 (2013.01)
Citation (search report)
See references of WO 9737077A1
Designated contracting state (EPC)
DE FI GB IT SE
DOCDB simple family (publication)
DE 19612324 C1 19970605; DE 59701114 D1 20000316; EP 0889991 A1 19990113; EP 0889991 B1 20000209; WO 9737077 A1 19971009
DOCDB simple family (application)
DE 19612324 A 19960328; DE 59701114 T 19970327; DE 9700633 W 19970327; EP 97922821 A 19970327