Patents for C04B 2 - Lime, magnesia or dolomite (2,806)
05/1976
05/11/1976US3955639 Wheel chairs
03/1976
03/30/1976US3947239 Descending bed of sub-divided solid material
03/23/1976US3945841 Phosphogypsum
03/02/1976US3941557 Thermal treatment of granular or lumpy material, particularly firing lime, dolomite, magnesite or the like and furnace therefor
02/1976
02/24/1976US3940324 Method of decomposing calcium carbonate
01/1976
01/13/1976US3932117 Method of burning or sintering fine-grain material
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