Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Of inorganic materials
Reexamination Certificate
2007-12-11
2007-12-11
Lopez, Carlos (Department: 1731)
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Of inorganic materials
C264S044000, C419S002000
Reexamination Certificate
active
10803209
ABSTRACT:
The aim of the invention is to produce a thin porous layer, with a defined porosity and also, a high strength. Said aim is achieved, whereby such a layer with open porosity is produced from a mixture, comprising a sinterable powder with a predetermined powder particle size distribution. The sintered layer is of a thickness, which corresponds to about triple the average diameter of the powder particles employed, has a pore diameter in the range from 0.01 to 50 μm and a tensile strength of in a range from about 5 to 500 N/mm2. The invention further relates to a method for the production of said thin porous layer with open porosity.
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Kuhstoss Andreas
Neumann Peter
Röthig Thomas
GKN Sinter Metals GmbH
Lopez Carlos
Woodcock & Washburn
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