Discs and cones for refiners of paper-pulp and other materials

Details Discs and cones for refiners of paper-pulp and other materials Discs and cones for refiners of paper-pulp and other materials

B - Operations, Transporting

23

P

26/198, 92/42, 9

B23P 15/00 (2006.01)

Patent

CA 1056635

IMPROVEMENTS IN DISCS AND CONES FOR REFINERS OF PULP-PAPER AND OTHER MATERIAL A B S T R A C T The method of manufacturing cones for refiners of paper-pulp preferably made of stainless-steel comprising the steps of setting previously re-rolled blades firmly into respective base bodies preferably made of stainless-steel without treatment, the assembly being obtained from a mould in wood or metal setting the blades into channels, passing the blades to a ceramic block, over which is poured the stainless-steel in a liquid state, holding the blades by fusion-welding, dissolving the ceramic block in a furnace, leaving the final product with the blades perfectly fixed in the base body.

221973

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