Paper making and fiber liberation – Processes and products – Article forming processes
Reexamination Certificate
2011-03-22
2011-03-22
Halpern, Mark (Department: 1741)
Paper making and fiber liberation
Processes and products
Article forming processes
C162S218000, C162S376000
Reexamination Certificate
active
07909964
ABSTRACT:
This invention relates to a porous pulp mold comprising sintered particles and a plurality of drainage channels. The pulp mold of the invention can be produced in a fast and cost effective way. The molding surface of the invention comprises small pore openings, to evacuate fluid and prevent fibers from entering the pulp mold. Furthermore the pulp mold of the invention comprises drainage channels improving the drainage capabilities of the pulp mold. The molding surface can be heated to at least 200° C., due to high heat conductivity of the pulp mold and its ability to withstand high temperatures.
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Båskman Leif
Graffton Lars
Nilsson Björn
Halpern Mark
King & Spalding LLP
PAKIT International Trading Company Inc.
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