Patents
Patents for C04B 40 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability (6,073)
05/1981
05/12/1981US4266921 Method and apparatus for the manufacture of concrete and like products
03/1981
03/24/1981US4257814 For use in filling the cavities in underground mines
03/10/1981CA1097019A1 Method of preparing a sheet-formed product
02/1981
02/05/1981WO1981000252A1 Fiber-reinforced composite materials and shaped articles
01/1981
01/21/1981EP0022738A1 Process for the manufacture of colloidal mortar and product obtained by this process
01/07/1981EP0021781A2 Water-settable compositions, shaped article made thereof and process for the production of such an article
01/07/1981EP0021682A1 Cementitious product
12/1980
12/16/1980US4239550 Flowing agent for concrete and mortar and process for producing the same
12/16/1980US4239540 Paraffin wax, coconut oil, soybean oil, linseed oil, stearic acid, hexacosanoic acid, ethyl cyanurate
12/02/1980US4236849 Calicium sulphate, acrylic acid polymer and salt of iron, copper or aluminum
11/1980
11/11/1980US4233008 Apparatus for the manufacture of concrete products
11/11/1980US4232984 Method of anchoring elements and a device for carrying out said method
10/1980
10/14/1980CA1087368A1 Process for preparing calcined gypsum
09/1980
09/30/1980US4225651 Curing membrane for concrete and the like
09/30/1980US4225357 Method of producing and distributing a pervious concrete product
09/23/1980US4224274 Method for manufacture of concrete products
09/16/1980CA1085786A1 Cartridge for grouting an anchor element in a hole of a support structure
09/03/1980EP0015236A1 Incombustible adhesive-binder composition based on alkali silicate, process for its production, and application
08/1980
08/26/1980CA1084537A1 Lightweight material comprising portland cement, lime, sand, a colloid and an air entraining agent
06/1980
06/10/1980US4207115 Internal sealant for concrete
05/1980
05/13/1980US4202851 Method of preparing a sheet-formed product
05/13/1980US4202809 Improved strength properties
05/06/1980US4201595 Process for preparing calcined gypsum and gypsum board
04/1980
04/16/1980EP0009836A1 Batch process and apparatus for forming a reaction product such as calcium silicate
04/15/1980CA1075447A1 Method of curing concrete articles by water vaporization
02/1980
02/12/1980US4187616 Method for cooling aged board material
01/1980
01/29/1980CA1070719A2 Method and composition for cementitious systems containing hydrogen gas generating agents
12/1979
12/27/1979WO1979001144A1 Anchoring cartridges
12/12/1979EP0005987A1 Cementitious cartridge for rock-bolting
12/12/1979EP0005969A1 Anchoring cartridges and method of anchoring an anchor element
12/04/1979US4176965 Method and apparatus for weighing aggregates
11/1979
11/13/1979US4174227 High-early-strength phosphate grouting system for use in anchoring a bolt in a hole
11/06/1979CA1065659A1 Method for the manufacture of a mineral fibre
08/1979
08/28/1979CA1061101A1 Void free electrical cement-concrete
08/08/1979EP0003362A1 Fluxing agent for concrete and mortar and process for its preparation
07/1979
07/26/1979WO1979000473A1 A method of casting concrete
06/1979
06/05/1979US4157264 Acrylic acid polymer set-inhibitor
05/1979
05/16/1979EP0001881A1 Self-adhesive tile and process for its manufacture
05/08/1979US4153373 Apparatus and process for preparing calcined gypsum
05/01/1979US4152168 Curing kneaded, press-molded mixture of cement, aggregate, and reinforcing fiber
02/1979
02/27/1979US4141737 Method of preventing surface cracking of portland cement mortar and concrete containing a film forming polymer modifier
02/20/1979CA1048751A1 Continuous tunnel kiln for curing molded concrete products
02/13/1979CA1048240A1 Method of molding concrete
01/1979
01/23/1979US4135940 Concrete
01/10/1979EP0000298A1 Process and apparatus for the direct electrical heating of concrete
01/02/1979US4132590 Autoclaving; drying cycles comprising vacuum treatment followed by steam treatment
11/1978
11/28/1978US4127001 Inorganic cement grouting system for use in anchoring a bolt in a hole
11/28/1978CA1043092A1 Dry light-weight cement composition
11/21/1978US4126005 Inorganic cement grouting system for use in anchoring a bolt in a hole and compartmented package for use therewith
09/1978
09/26/1978US4117070 Blending with a controlled amount of water
09/05/1978CA1037948A1 Two-stage mixing of cement and glass fibre
08/1978
08/22/1978CA1036796A1 Process for accelerating cure and enhancing ultimate strength of prefabricated masonry structures
07/1978
07/18/1978US4101334 Reinforced cement
07/11/1978US4099337 Method of curing concrete articles by water vaporization
06/1978
06/27/1978US4096944 Cartridge for grouting an anchor element in a hole of a support structure
06/06/1978US4093690 Method for the manufacture of concrete and like products
06/06/1978US4093471 Glass fiber reinforced cement composite materials
04/1978
04/11/1978US4083908 Slicing a plastic block of concrete
03/1978
03/07/1978US4078117 Catalytically air-blown asphalt and plasticizer
01/1978
01/17/1978US4069063 Cement composition
08/1977
08/30/1977US4045533 Molding portland cement and an expansion component selected from calcium sulfate, oxide, and aluminate; curing
07/1977
07/26/1977US4038093 Film of crosslinked hydroxyalkyl cellulose
07/19/1977US4036301 Process and composition for cementing casing in a well
06/1977
06/07/1977US4028454 Process for agglomerating compressible mineral substances under the form of powder, particles or fibres
05/1977
05/24/1977US4025355 Suspension of pigment andor blowing agent containing ferromagnetic bodies subjected to electromagnetic field
04/1977
04/12/1977US4017321 Insulation
03/1977
03/29/1977US4014840 Vinylidene chloride polymer
02/1977
02/15/1977US4008170 Dry water
01/1977
01/18/1977US4003431 Process of cementing wells
09/1976
09/21/1976US3981834 Concrete treating composition
08/1976
08/10/1976US3974247 Process for shaping components made of concrete or mortar
08/03/1976US3972969 Manufacture of cement-resin composite articles
05/1976
05/18/1976US3957937 Method for curing concrete products
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