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