Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles – Utilizing diverse solid particles
Patent
1976-06-14
1978-09-19
White, Robert F.
Plastic and nonmetallic article shaping or treating: processes
Forming articles by uniting randomly associated particles
Utilizing diverse solid particles
264126, B29G 100
Patent
active
041155009
ABSTRACT:
A method of adhering resin coated spherical particles of substantially uniform size together in the presence of an inert lubricant and under pressure at their points of contact to produce a porous matrix having numerous interconnecting passageways useful in making a body for a sparger for producing bubbles of uniform size in liquids.
REFERENCES:
patent: 3166615 (1965-01-01), Farrell
patent: 3175935 (1965-03-01), Vanstrum
patent: 3357564 (1967-12-01), Medford, Jr. et al.
Alexander Cruzan
Barnes John C.
Hall James R.
Minnesota & Mining Manufacturing Company
Sell Donald M.
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