Method and system for generating foam for the manufacture of...

Details Method and system for generating foam for the manufacture of... Method and system for generating foam for the manufacture of...

2008-07-16

2010-02-02

Theisen, Mary Lynn F (Department: 1791)

Plastic article or earthenware shaping or treating: apparatus

With mechanical means forming or expanding pores

C156S039000, C156S346000, C366S101000

Reexamination Certificate

active

07654807

ABSTRACT:
A method for generating foam for gypsum product manufacturing includes injecting water through a conduit and injecting a foaming agent through the conduit to form a first solution comprising the water and the foaming agent. The method includes straining the first solution in the conduit and injecting air through the conduit to form a second solution comprising the water, the foaming agent and the air. The method also includes straining the second solution in the conduit to form foam and communicating the foam to a gypsum product manufacturing device.

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patent: 5683635 (1997-11-01), Sucech et al.
patent: 6422734 (2002-07-01), Sethuraman et al.

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