Patents for C04B 7 - Hydraulic cements (9,126)
09/1976
09/28/1976US3982699 Method and plant for producing cement or other material of given fineness and granular structure
09/21/1976US3981950 Method for production of cement-bonded molded articles particularly lightweight fiber boards
09/14/1976US3980486 Calcination of pulverous material
08/1976
08/17/1976US3975148 Apparatus for calcining cement
08/10/1976US3973980 Cement clinkers
08/10/1976US3973978 Method for execution of quick hardening cement
08/03/1976US3972724 Process of burning fuel slate to produce energy and cement clinker at the same time
06/1976
06/29/1976US3966482 Calcium aluminate, aluminum phosphate
06/22/1976US3964922 Process for calcination of cement-clinker
06/15/1976US3963508 Calcium aluminate cement
06/08/1976US3961974 Heat treatment, quenching
06/01/1976US3960582 Alkali or alkaline earth lignosulfonate or sulfonated lignin
05/1976
05/18/1976US3957521 Cement, fuels, combustion
05/11/1976US3955995 Calcination of pulverous material
05/04/1976US3954491 Process for production of raw mix cement slurries having reduced water content
05/04/1976US3954489 Method for retarding the setting time of rapid hardening cement
04/1976
04/13/1976US3950178 Concrete containing sparingly soluble barium compounds
03/1976
03/30/1976US3947288 Expansive cement additive and process for producing the same
03/23/1976US3945615 Continuous method and device for withdrawing particulate material from a container
03/16/1976US3944426 Method of sintering calcium aluminate raw mixes
03/09/1976US3942994 Early strength cements
02/1976
02/24/1976US3940241 Rotary kiln plant
02/24/1976US3940236 Methods and apparatus for the heat treatment of fine-grained materials
02/17/1976US3938949 Method and apparatus for burning pulverulent materials
01/1976
01/13/1976US3932117 Method of burning or sintering fine-grain material
01/13/1976US3932116 Method and apparatus for burning pulverulent materials
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