Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Of inorganic materials
Reexamination Certificate
2005-12-06
2005-12-06
Davis, Robert B. (Department: 1722)
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Of inorganic materials
C264S046500, C264S046700, C425S00400R, C425S123000, C425S127000, C425S338000, C425S447000
Reexamination Certificate
active
06972100
ABSTRACT:
One aspect of the present invention pertains to an apparatus for forming a rigid foamed cementitious core within a plurality of article shells. In general, the apparatus can be comprised of a shell bank for retaining a plurality of article shells and comprising a sled and a plurality of reinforcement shells, a filing station for delivering a gas-entrained cementitious material, and a pump. The gas-entrained cementitious material cures to form a rigid foamed cementitious core within each article shell in the plurality of article shells.
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Screenshot of website www.cellular-concrete.com/products, printed Sep. 5, 2001.
Screenshot of website www.cellular-concrete.com/faq, printed Sep. 5, 2001.
Screenshot of website www.herculete.com, printed Sep. 5, 2001.
Minke Ronald C.
Redding David R.
Brooks & Kushman PC
Davis Robert B.
TT Technologies, Inc.
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