Plastic and nonmetallic article shaping or treating: processes – Removal of liquid component or carrier through porous mold... – By direct application of vacuum or pneumatic pressure
Patent
1999-03-29
2000-11-21
Tentoni, Leo B.
Plastic and nonmetallic article shaping or treating: processes
Removal of liquid component or carrier through porous mold...
By direct application of vacuum or pneumatic pressure
162220, 162224, 264132, 264293, 264320, 264914, B29C 5102
Patent
active
061498459
ABSTRACT:
A method of manufacturing paper coffin for use in cremation including the steps of forming a box and a cover for a coffin from prepared pulp by vacuum molding, drying the molded box and cover, compressing walls of the box and of the cover in a die casting machine to consolidate them and give them enhanced structural strength, and painting the box and the cover so that the coffin has beautified outer surfaces. Dies for compressing the walls of the box and the cover may be provided with patterns so as to form raised or depressed patterns on outer wall surfaces of the coffin.
REFERENCES:
patent: 4162935 (1979-07-01), Kollmann et al.
Liauh W. Wayne
Tentoni Leo B.
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