Patents for C04B 24 - Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers (15,791)
08/1994
08/31/1994EP0612702A1 Zero slump-loss superplasticizer
08/31/1994CN1091402A Glass fibre reinforced plastic camber brick
08/31/1994CN1091401A High-strength glazed tile
08/30/1994US5342897 Aqueous polymer dispersions and polymer powders prepared therefrom by spray drying
08/30/1994US5342773 Endoglycanase isolated from bacillus ATCC 55294
08/30/1994US5342445 Hydraulic compositions and high-strength composite materials
08/30/1994US5341881 Cement set retarding additives, compositions and methods
08/24/1994EP0611734A1 Foaming agent for light-weight gypsum plaster boards
08/23/1994US5340860 Low fluid loss cement compositions, fluid loss reducing additives and methods
08/23/1994US5340397 A pumpable aqueous slurry consisting of a methylenephosphonic acid derivative to prevent premature gelation
08/23/1994US5340385 Hydraulic cement set-accelerating admixtures incorporating glycols
08/23/1994US5339903 Method for control of gas migration in well cementing
08/23/1994CA1331633C Dispersant composition for cement
08/18/1994DE4304109A1 Copolymers based on maleic acid derivatives and vinyl monomers, their preparation and use
08/17/1994EP0610787A2 Curing agents for aqueous epoxy resin dispersions
08/17/1994EP0610699A1 Copolymers based on maleic acid derivatives and vinyl monomers, their preparation and their use
08/16/1994US5337824 Coal slag universal fluid
08/10/1994EP0500637B1 Water-repellent mortar
08/09/1994US5336727 Scale inhibitors, dispersants for calcium carbonate, mixtures for cement and concrete
08/09/1994US5336316 Oil and gas wells
08/09/1994CA1331417C Process for producing liquefying agents for mineral binders
08/03/1994EP0608304A1 Process for preparing joint sealing foam.
08/02/1994US5334626 Bone cement composition and method of manufacture
08/02/1994CA2114688A1 Copolymers based on maleic acid derivatives and vinyl monomers, their production and application
07/1994
07/27/1994EP0607389A1 Workable cementitious compositions
07/27/1994CN1089929A High molecular cement stone and production method thereof
07/26/1994US5332457 Process for producing carpet
07/26/1994US5332435 Addition-condensation copolymer
07/26/1994US5332434 Method for adjusting consistency
07/21/1994WO1994015886A1 Sprayable composition and method for forming a foamed outdoor protective cover layer
07/21/1994WO1994015706A1 Use of partially esterified copolymers containing carboxyl groups as dispersants, and aqueous pigment suspensions containing such dispersants
07/21/1994DE4400801A1 Sulphonated amine aldehyde condensate, used as cement super:plasticiser
07/20/1994EP0607074A1 Cement compositions containing alcali-swelling latex and cements prepared with these compositions
07/20/1994EP0607039A1 Set retarded cement compositions
07/20/1994CN1089587A Super fluidized concrete, the method and drilling machine for pile forming using such concret
07/20/1994CN1089586A Mortar for fixing of anchored thing in well
07/20/1994CN1089584A Redispersible acrylic polymer powder for cementitious compositions
07/19/1994US5330785 Method for the sealing of unstable rock strata
07/19/1994CA1330809C Air-entraining adjuvant containing blood plasma as a substitute for synthetic colloid, and products obtained
07/15/1994CA2113403A1 Cement set retarding additives, compositions and methods
07/14/1994CA2113325A1 Cement compositions containing a swelling latex and cements thus obtained
07/13/1994EP0605808A1 Pollutant impermeable building material composition containing organopolysiloxanes
07/13/1994EP0464044B1 Cellular gypsum with poriforous structure, process for the manufacture thereof and use thereof
07/13/1994CN1089273A Water-soluble graft polymers
07/13/1994CN1025429C Composite heat-insulating silicate shapes and production process
07/12/1994US5328952 Multi-stage polymer latex cement modifier and process of making
07/12/1994US5328491 Method for dispersing and stabilizing a coal/water slurry using a polystyrenesulfonate
07/12/1994US5327968 Utilizing drilling fluid in well cementing operations
07/06/1994EP0605318A1 Composition improving the rheological properties of products based on cement
07/06/1994EP0605114A1 Well cementing
07/06/1994EP0605113A1 Drilling fluid utilisation
07/06/1994EP0605084A1 Set retarding additive for cement composition
07/06/1994EP0604676A1 Water-soluble copolymers of vinylacetate and maleamic acids. Use as fluidizers or high-range water-reducers for aqueous suspensions
07/05/1994US5326819 Water absorbent polymer keeping absorbed water therein in the form of independent grains
07/05/1994US5326397 Low shrinkage cement composition
07/05/1994US5326396 Low shrinkage cement composition
07/01/1994CA2103934A1 Set retarding additives, cement compositions and methods
06/1994
06/30/1994CA2112542A1 Composition containing materials improving the rheological properties of cement-based products
06/29/1994EP0604000A1 Dispersant for cement in water
06/29/1994EP0603677A2 Process for the manufacture of low molecular weight polymers of acrylonitrile and the use thereof
06/29/1994CN1088592A Compound sulfonated carbamide-resin and preparing method and use
06/23/1994CA2110070A1 Acetone/formaldehyde/cyanide resins
06/22/1994EP0602541A1 Thixotropic and accelerating additive
06/21/1994US5322886 Production of polychloroprene latexes
06/21/1994US5322562 Production of cement-mortar dry mix
06/21/1994US5322124 Forcing slurry through casing slits; proton acceptor metal compound and polymer
06/17/1994CA2110658A1 Thixotroping and set-accelerating additive for mixtures containing a hydraulic binder, process using the additive, apparatus for preparing the mixtures containing a hydraulic binder as well as the additive
06/16/1994DE4241714A1 Compsn. resistant to pollutants, contg. salt of organo-polysiloxane contg. basic nitrogen - organo:silicon cpd. opt. contg. basic nitrogen, swellable clay mineral and hydraulic binder, for sealing walls and linings for waste deposits
06/15/1994EP0601536A1 Water-soluble graft polymers
06/15/1994EP0601518A1 Redispersible acrylic polymer powder for cementitious compositions
06/15/1994EP0601429A2 Perforated drainage concrete blocks
06/15/1994CN1025007C Process for preparing sulphonated dispersants
06/10/1994CA2110955A1 Concrete blocks having through holes for water drainage
06/09/1994WO1994012328A1 Highly inorganically filled compositions
06/09/1994DE4338867A1 Water-soluble graft copolymers, used as dispersants for concrete etc.
06/09/1994CA2110884A1 Water-soluble graft polymers
06/09/1994CA2110448A1 Redispersible acrylic polymer powder for cementitious compositions
06/08/1994CN1087613A Hydraulic cement bughole-reducing admixtures and method for using same
06/01/1994EP0599733A1 Polymer concrete
05/1994
05/31/1994US5316824 Algicides, roofing
05/26/1994DE4325090C1 Hydraulic setting cement - contg. additives to ensure high early strength at low temperatures.
05/26/1994CA2107953A1 Polymer concrete
05/24/1994US5314474 Bone replacement part made of glass ionomer cement
05/17/1994US5312486 Water-containing, hardenable foam compositions with inorganic components and process for their preparation
05/04/1994EP0595660A2 Fluid loss reducing additive for cement compositions
05/03/1994US5308642 Process for the production of stiffening materials containing hydraulic binders, in particular plaster bandages
05/03/1994US5308397 Base coat stucco mortars for coating and finishing interior and exterior walls of a building
05/01/1994CA2102040A1 Low fluid loss cement compositions, fluid loss reducing additives and methods
04/1994
04/28/1994WO1994008913A1 Thinners for aqueous suspensions of mineral particles and hydraulic binder pastes
04/28/1994WO1994008786A1 Fire resistant multipurpose protective coating
04/28/1994CA2147145A1 Fire resistant multipurpose protective coating
04/26/1994US5306344 Mixture of portland cement concrete materials for freeze/thaw resistance
04/14/1994WO1994007939A1 Polyacetals containing acetaldehyde acetal units, process for their production and their use in washing and cleaning agents
04/14/1994CA2144726A1 Polyacetals containing acetaldehyde acetal units, process for their production and their use in washing and cleaning agents
04/13/1994EP0592217A2 Well cementing
04/13/1994EP0592206A2 Water-repellent wallboard
04/12/1994US5302335 Method for the preparation of water-repellant hardened moldings
04/12/1994US5302200 Hydrating and plasticizing admixture for dense concrete
04/12/1994US5301753 Use of scleroglucan as high temperature additive for cement slurries
04/10/1994CA2108063A1 Well cement compositions having improved properties and methods