Heat transmission roll and a method and an apparatus for...

Details Heat transmission roll and a method and an apparatus for... Heat transmission roll and a method and an apparatus for...

F - Mech Eng,Light,Heat,Weapons

28

F

26/145, 257/26

F28F 7/00 (2006.01) B21D 53/02 (2006.01) F28D 19/04 (2006.01)

Patent

CA 1166241

ABSTRACT OF THE DISCLOSURE The invention concerns a roll (12) comprising two superposed webs (6, 7) of material one (6) of which is formed with transverse ridges (10). At the ridge bases and tops are formed indentations (22). The other web (7) is provided with ribs (27) which are positioned in nesting relationship in the inden- tations, whereby the webs are secured to one another. The invention likewise concerns a method and a machine for manufacturing rolls of this kind. Fig. 11.

389326

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