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US 2014/0026786 A1Published application
Method and Apparatus for Manufacturing Gypsum Products
AssigneeSaint-Gobain Placo
InventorHamouda Jaffel
Life of this patent
Estimating the term…
Abstract
A method and system for producing a gypsum product comprising a mixer for mixing gypsum and water and two foam feeds into the system wherein the foam feeds each comprise foam of different bubble size distributions.
Claims9
1-11. (canceled)
A method of producing a gypsum product wherein calcined gypsum is mixed with water;
- characterized in that at least two different foam feeds are introduced into the gypsum and water mix simultaneously, the first foam feed comprising a different bubble size distribution when compared to the second foam feed, wherein the first foam feed is generated in a first foam generation process and the second foam feed is generated in a second foam generation process, at least one physical parameter of the first foam generation process being controlled independently of the second foam generation process.
Dependencies are inferred from the claim text.