Patents for C04B 24 - Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers (15,791)
09/1993
09/15/1993EP0560602A1 Concrete composition having high flowability
09/15/1993EP0560325A1 Process for producing carpet
09/14/1993US5245001 Improving slump characteristics of concretes
09/12/1993CA2091310A1 Concrete composition having high flowability
09/08/1993EP0558980A1 Aqueous polymer dispersions
09/07/1993US5242649 Molded calcium silicate articles and method for producing same
09/07/1993CA1322011C Welan gum in cement compositions
09/02/1993DE4206429A1 Aq. polymer dispersion, used as mortar and cement additives - prepd. by emulsion copolymerisation of vinyl ester(s) using dispersant mixt. contg. polyether, ethoxylated alkylphenol and ethoxylated polysaccharide
09/01/1993EP0558336A1 Hydraulic cement set-accelerating admixtures incorporating amino acid derivatives
09/01/1993EP0425586B1 Mixture for producing a noise-damping compound for railway installations
09/01/1993EP0419657B1 Resin composition for cement
08/1993
08/31/1993US5240639 For gypsum
08/30/1993CA2088655A1 Aqueous polymer dispersions
08/29/1993CA2090299A1 Hydraulic cement set-accelerating admixtures incorporating amino acid derivatives
08/25/1993EP0557211A1 Condensation products based on aldehyde and amine, and their use as fluidizers
08/25/1993CN1075471A 混凝土组合物 Concrete composition
08/24/1993US5238064 Squeeze cementing
08/19/1993WO1993016238A1 Integral excavation equipment
08/18/1993EP0556061A1 Cement Admixture composition
08/18/1993EP0555959A1 A process for the preparation of a multi-stage polymer
08/18/1993CN1075323A A process for the preparation of a multi-stage polymer latex cement modifier
08/18/1993CN1075305A Mortar admixture
08/17/1993US5236500 Homogeneous composition of cementitious and tar components and process for forming shaped articles therefrom
08/15/1993WO1993016010A1 Production of cement-mortar dry mix
08/15/1993CA2105398A1 Production of cement-mortar dry mix
08/15/1993CA2088956A1 Process for the preparation of a multi-stage polymer latex cement modifier
08/11/1993EP0555090A1 Processing additive for high pressure roll press for forming finished ground cement from clinker
08/11/1993EP0554751A1 Use of water-soluble sulfoalkyl derivatives of cellulose in gypsum anol cement compositions
08/11/1993EP0554749A2 Water soluble sulfoalkyl hydroxyalkyl derivatives of cellulose and their use in gypsum and cement compositions
08/10/1993US5234968 Blend of cellulose ether, polyvinyl alcohol and boric acid or salts thereof
08/08/1993CA2088642A1 Processing additive for high pressure roll press for forming finished ground cement from clinker
08/04/1993EP0554046A1 Hydraulic cement set-accelerating admixtures incorporating glycols
08/03/1993US5233012 Production of novel condensates comprising bisphenols and aromatic aminosulfonic acids, condensates and dispersant, additive and water-reducing agent based thereon
08/03/1993US5232497 With quaternary ammonium alkyl substituted salts
07/1993
07/27/1993CA1320635C Flowability improving agent, process for the production thereof and use thereof
07/21/1993CN1021650C Method for stabilizing concrete residues
07/20/1993US5229449 Copolymer of polymerizable components in naphtha oil and maleic anhydride, process for producing said copolymer, and derivatives thereof
07/20/1993US5228915 Fluid loss control additives for oil well cementing compositions
07/20/1993US5228900 Agglomeration of particulate materials with reticulated cellulose
07/14/1993CN1074200A Compound haydite building block as wall material
07/08/1993WO1993013029A1 Fluid loss additives for cementing compositions
07/07/1993CN1073903A Cloisonne terrazzo and its production method
07/06/1993US5225478 Polymer powders which are redispersible in water and can be prepared by atomizing aqueous polymer dispersions, and their use as additives in hydraulic binders
07/06/1993US5224595 Fibers with carboxy-containing polymers
06/1993
06/30/1993EP0549280A1 Cement dispersion agents
06/30/1993CN1073670A Deformation-proof material of bituminous concrete pavement and its preparation method
06/29/1993US5223036 Additive composition for cement admixture
06/24/1993WO1993012053A1 Treating building materials with a compound containing tin covalently bonded to a silylating group
06/22/1993US5221790 Mixed polysaccharide precipitating agents and insulating articles shaped therefrom
06/22/1993US5221489 Sulfonated polymeric dispersant compositions for subterranean well drilling, completion, and cementing
06/22/1993US5221344 Concrete composition containing a superfluidifying additive
06/22/1993US5221343 Dispersant, setting retarder and air entrainment additive for cement
06/16/1993EP0546699A1 Packaging and dispensing system for fluid and semi-fluid cement admixtures
06/16/1993CN1073156A Crystal marble pictwre brick and its making technology
06/09/1993CN1072912A Production of powdery solid additive by use of molasses-spirit lees
06/08/1993US5217531 Using acrylamide-vinylpyrrolidone copolymer
06/02/1993EP0544179A1 Method for adjusting consistency
06/02/1993EP0544158A1 Use of homo- or co-polymers based on quaternised 1-vinyl imidazoles as organic polyelectrolyte
06/02/1993EP0530204A4 Dispersant compositions for subterranean well drilling and completion
06/02/1993EP0525037A4 Dispersant compositions for subterranean well drilling and completion
06/01/1993US5215585 Hydration retarder
05/1993
05/28/1993CA2077108A1 Method for adjusting consistency
05/19/1993EP0541526A1 Pourable, rapidly disintegrating dry powders with adhesive properties, process for producing them and their use
05/19/1993CA2082983A1 Packaging and dispensing system for fluid and semi-fluid cement admixtures
05/18/1993US5211751 Low temperature
05/18/1993CA1317754C Cementing composition and aqueous hydraulic cementing solution comprising water-soluble, nonionic hydrophobically modified hydroxyethyl cellulose
05/12/1993EP0346416B1 Hydraulic cement and composition employing the same
05/12/1993CN1071907A Method for mfg. plaster door/window frame and products thereof
05/12/1993CN1071902A Method for mfg. cement with highearly strength and high slag content
05/11/1993CA1317452C Fluid loss additives for well cementing compositions
05/05/1993CN1071654A Multi-function plaster composite board preparing process
05/04/1993US5207832 Lightened cement grout suitable for the cementation of hydrocarbon production wells
05/04/1993US5207831 Cement fluid loss reduction
04/1993
04/29/1993WO1993008142A1 Process for preparing joint sealing foam
04/29/1993CA2120702A1 Process for preparing joint sealing foam
04/28/1993CN1071402A High tg polymer and redispersible powder for use in hydraulic portland cement mortar and concrete
04/26/1993CA2080774A1 Hydration retarder
04/22/1993DE4134550A1 Verfahren zur herstellung von fugenschaum Process for the preparation of joints foam
04/21/1993EP0537872A1 Corrosion inhibiting hydraulic cement additives and compositions containing same
04/21/1993EP0537870A1 Copolymers of ethylenically unsaturated ethers useful as hydraulic cement superplasticizers
04/21/1993EP0537411A1 High Tg polymer and redispersible powder for use in hydraulic portland cement mortar and concrete
04/21/1993CN1071152A Preparation of concrete dewatering agent by use of waste papar pulp liquid
04/20/1993US5203919 Method and compositions for stabilizing concrete residues
04/19/1993CA2080787A1 Copolymers of ethylenically unsaturated ethers useful as hydraulic cement superplasticizers
04/19/1993CA2080785A1 Corrosion inhibiting hydraulic cement additives and compositions containing same
04/17/1993CA2079923A1 Concrete surface air void reduction admixture
04/17/1993CA2059731A1 High tg polymer and redispersible powder for use in hydraulic portland cement mortar and concrete
04/14/1993EP0536597A1 Aqueous polymer dispersions
04/13/1993CA1315960C Reclaiming of waste concrete
04/08/1993CA2079726A1 Aqueous polymer dispersions
04/07/1993EP0535282A1 Composite binder, process for its manufacture and its use in road pavements
04/06/1993CA1315563C Tunnel grouting method and apparatus
04/01/1993WO1993006056A1 High strength water resistant cementitious compositions
03/1993
03/31/1993EP0534855A1 Polysaccharide, applications thereof, fermentation process to obtain the same and pseudomonas strain producing it
03/31/1993EP0534639A1 Method of cementing a well
03/28/1993CA2079044A1 High temperature well cement compositions and methods
03/24/1993CN1070172A Method for producing foamed products of powdered coal ash and silicate, and foamed concrete products
03/23/1993US5196060 Air-entraining adjuvant containing blood plasma as a substitute for synthetic colloid, and product obtained
03/16/1993CA1314391C Fluid loss control additives for oil wells cementing compositions
03/11/1993DE4130076A1 Cement-based composite material for fibre-free construction material - contg. poly:di:methyl:di:allyl ammonium chloride, improving refractory properties