Patents
Patents for B28C 7 - Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture (4,780)
03/1983
03/15/1983US4376600 Rotating material feed for apparatus for pneumatic conveying of loose materials
01/1983
01/18/1983US4369066 Process of production of colloidal mortar and product according to this process
11/1982
11/30/1982US4361404 Mixing equipment and agitator therefor for use with granular material and method of producing prepared granular material
11/30/1982CA1136653A1 Method and apparatus for weighing aggregate
10/1982
10/14/1982WO1982003342A1 Mixing equipment and agitator therefor for use with granular material and method of producing prepared granular material
10/13/1982EP0062129A2 Method and apparatus for producing cement or plaster
10/06/1982EP0062008A1 Concrete mixing plants with elevator wheel
09/1982
09/21/1982CA1132144A1 Method of preparing green composition containing hydraulic substance and method of utilizing the same
08/1982
08/24/1982CA1130258A1 Method and a device for activating comminution of minerals that can be subjected to flotation and flotation concentrates
07/1982
07/13/1982US4339204 Apparatus for use in the production of concrete
07/07/1982EP0055336A2 Apparatus for heating powdery products
06/1982
06/22/1982US4335966 Method of preparing concrete mixtures
06/15/1982US4334784 Method for processing thermoplastics or thermosetting plastics
06/08/1982CA1125143A1 Process and mechanism for evolutive pulp flow regulation
05/1982
05/26/1982EP0052401A1 Method and device for measuring and dispensing powder at a preselected rate
05/18/1982CA1123823A1 Mobile cement, sand and water mixer for concrete projecting systems
05/04/1982US4327759 Slurry producing apparatus
04/1982
04/13/1982US4324539 Concrete pressure monitoring device for monolithic concrete structure forming apparatus
03/1982
03/02/1982US4318177 Method of feeding water to a concrete mix
12/1981
12/08/1981US4304493 Sand mixer
12/02/1981EP0040708A1 Feeding device for a pneumatic-transport installation for granular materials
11/1981
11/24/1981US4302110 Mixing apparatus
11/10/1981US4299633 Coating the surface of a fine aggregate to form shells
11/03/1981US4298288 Mobile concreting apparatus and method
10/1981
10/13/1981CA1110422A1 Method of and apparatus for processing thermoplastics or thermosetting plastics
10/06/1981US4293227 Spraying unit for unhardened concrete and the like
09/1981
09/22/1981CA1109547A1 Mixer control system
09/17/1981WO1981002531A1 Mixer
09/09/1981EP0035281A2 Method and apparatus of blowing mortar or the like
07/1981
07/29/1981EP0032783A1 Method and apparatus for producing cement or plaster
07/28/1981US4280847 Process and apparatus for producing highly colloidized water-cement mixtures and for coating pipes
07/28/1981CA1105893A1 Method and apparatus for supplying ingredients to a concrete mixer
07/08/1981EP0031559A2 Apparatus for heating sand, gravel or similar granular materials
07/07/1981CA1104559A1 Motor mixer with controlled feeding and discharging means
06/1981
06/30/1981US4275836 Method and apparatus for spraying concrete
06/16/1981US4273740 Process and apparatus for manufacturing single piece railroad ties of prestressed concrete
04/1981
04/21/1981US4262429 Method of and apparatus for drying materials
04/08/1981EP0026466A2 Scraper apparatus for concrete production plants
02/1981
02/04/1981EP0023338A2 Apparatus for proportioning and elevating additives in the preparation of concrete
01/1981
01/21/1981EP0022738A1 Process for the manufacture of colloidal mortar and product obtained by this process
10/1980
10/14/1980CA1087380A1 Mobile side-by-side batching plant
08/1980
08/19/1980CA1083778A1 Apparatus and process for preparing calcined gypsum
07/1980
07/08/1980US4211491 Covered mixing machine, or the like, and method of loading the same
04/1980
04/16/1980EP0009660A1 Method and device for spraying concrete
03/1980
03/04/1980US4191478 Mixing apparatus for concrete or other bulk material
02/1980
02/26/1980US4190373 Method and apparatus for mixing pulverulent drying substances and/or fluent media with one or more liquids
02/19/1980US4189237 Method of preparing and pouring concrete on a building site and a container and a vehicle for use with this method
12/1979
12/12/1979EP0005886A2 Process and device for the delivery of doses of powdery material
12/11/1979US4178117 Mobile side-by-side batching plant
12/04/1979US4176965 Method and apparatus for weighing aggregates
11/1979
11/20/1979US4174740 Method and apparatus for supplying ingredients to a concrete mixer
10/1979
10/16/1979CA1064474A1 Mix preparation control device and process
09/1979
09/11/1979US4167248 Device for disentangling and spreading short steel fibers
08/1979
08/22/1979EP0003703A1 Method and device for regulating the flow of evolutive pulps at the output of a tank
07/1979
07/24/1979US4162017 Granular or pulverulent product storing and handling installation
05/1979
05/29/1979CA1055418A Granular or pulverulent product storing and handling installation
05/08/1979US4153165 Scraper
03/1979
03/20/1979US4145143 Method of controlling the properties of a mixture
03/13/1979US4143541 Method and device for measuring the characteristics of plastic fluid and control system for pouring the same into moulds
02/1979
02/13/1979CA1048492A1 Concrete mixer system with elevatable discharge means
10/1978
10/17/1978CA1040617A1 Device for heating aggregate of concrete by warm air
08/1978
08/15/1978US4107789 Method and apparatus for uniformly pneumatically dispersing material
08/08/1978US4106111 Improved concrete making and transmission
08/08/1978US4105373 Fluid distributor device for controlling an apparatus for pumping wet concrete and the like
05/1978
05/23/1978US4091462 Control apparatus for mortar compounding apparatus
01/1978
01/10/1978US4067478 Cement batcher
02/1977
02/15/1977US4008093 Control method and equipment for charging ready-mixed concrete additives batchwise
01/1977
01/11/1977US4002891 Mixer control system
12/1976
12/21/1976US3998437 Equipment for charging ready-mixed concrete additives batchwise
12/21/1976US3998436 Mobile concrete batch plant
12/14/1976US3997662 13057 rp from streptomyces
12/14/1976US3997087 Closing mechanisms for concrete containers
12/07/1976US3995867 Process for producing light weight concrete
11/1976
11/30/1976US3994627 Pumping apparatus for wet concrete
11/30/1976US3994404 Portable mixing plant for concrete and the like
10/1976
10/19/1976US3986708 Mobile batching plant
08/1976
08/10/1976US3973978 Method for execution of quick hardening cement
06/1976
06/29/1976US3967005 Method for enveloping pellets of foamed poly-styrene suitable for producing lightened manufactured articles of cement
03/1976
03/23/1976US3945619 Mobile continuous concrete proportioning plant
02/1976
02/17/1976US3938673 Portable concrete batch plant
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