| Patents for C04B 22 - Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators (5,757) |
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| 05/13/2009 | EP1183217B1 Improved cement-based compositions |
| 05/06/2009 | EP2055684A1 Method of obtaining an additive for cement and additive thus achieved |
| 05/06/2009 | CN101423370A Method for producing gypsum steam green brick by twice pre-vibration |
| 05/06/2009 | CN101423369A Low-temperature maintenance method of gypsum steam brick |
| 05/06/2009 | CN101423367A Fast gelation, slight expansion and high strength type grouting material |
| 05/06/2009 | CN101423365A Dry-type mortar material special for decoration |
| 05/06/2009 | CN101423356A Environment-friendly type alkali-free liquid accelerator for sprayed concrete and preparation method thereof |
| 05/06/2009 | CN101423355A Sulphoaluminates expansion agent prepared by industrial residue used in cement or concrete |
| 05/06/2009 | CN101423354A Method for producing architectural materials by using paper making sludge |
| 05/06/2009 | CN100484897C Water-proof acid resistant heat resistant light heat insulating casting material and its manufacturing method |
| 05/05/2009 | US7527098 Cementing wellbore using formulation containing water, a metal oxide or hydroxide compound, a phosphate compound, a borate compound, and a sugar; thickening time is sufficient to allow the cement to be placed in its desired location in the wellbore before setting |
| 04/22/2009 | CN101413241A Ecological environment protection type pavement tile and producing process thereof |
| 04/22/2009 | CN101412601A Composite anti-corrosive rust inhibitor for preparing high-durability concrete |
| 04/22/2009 | CN100480209C Production method of nano composite board |
| 04/16/2009 | CA2702157A1 Composition and method for producing an insulating product |
| 04/15/2009 | EP2048123A1 Cement admixture and cement composition making use of the same |
| 04/15/2009 | CN101407400A Concrete construction material for spraying |
| 04/15/2009 | CN101407389A Efficient composite silica sealing slurry and preparation thereof |
| 04/15/2009 | CN101407385A Alkali-free non-nitrite concrete reinforcement antirust |
| 04/15/2009 | CN100478299C Cement reinforcing agent |
| 04/15/2009 | CN100478295C Anhydrite agglutinate antifrost method and antifrost anhydrite agglutinate thereof |
| 04/14/2009 | CA2558052C Well fluid and method using hollow particles |
| 04/08/2009 | CN101402515A Reinforced anti-split agent for materials such as lime and coal ash |
| 04/08/2009 | CN100475854C High acid aqueous nanocomposite dispersions |
| 04/08/2009 | CN100475735C Composite mountain flour |
| 04/01/2009 | EP1931604B1 Hydraulic binder comprising a ternary acceleration system and mortars and concretes comprising one such binder |
| 04/01/2009 | CN101397197A Method for producing modified sodium silicate sand |
| 03/25/2009 | CN101391875A High-early strength type additive special for shaft slipform construction concrete |
| 03/25/2009 | CN101390480A Manufacturing method of ultralow energy consumption day-light greenhouse |
| 03/25/2009 | CN100472015C Light archaized architecture production method and product |
| 03/25/2009 | CN100471812C Curing agent component for an at least two-component mortar composition, method of preparing the same and use thereof |
| 03/19/2009 | WO2009034080A1 Seawater-resistant concrete composition |
| 03/19/2009 | WO2009033994A1 Method and installation for erecting concrete structures in seawater |
| 03/19/2009 | US20090071375 Gas-Generating Additives Having Improved Shelf Lives for Use in Cement Compositions |
| 03/18/2009 | EP2036870A1 Seawater containing concrete composition |
| 03/18/2009 | EP2035346A2 Cement compositions for low temperature applications |
| 03/18/2009 | CN101386517A Foaming magnesite compound material and processing method thereof |
| 03/18/2009 | CN101386516A Magnesium lightweight synthetic fire proof floor plate and production process |
| 03/18/2009 | CN101386510A Full slag light heat insulating building materials |
| 03/18/2009 | CN101386509A Glass fiber reinforcement cement board and production method thereof |
| 03/18/2009 | CN101386501A Anti-shock brick and preparation method thereof |
| 03/18/2009 | CN101386492A Liquid cement grinding aid and preparation method thereof |
| 03/18/2009 | CN101386487A Fly ash and gangue paste filling material excitant |
| 03/18/2009 | CN100469728C Composite materials and methods of making and using such composite materials |
| 03/18/2009 | CN100469724C Surface modifier of concrete aggregate and its use |
| 03/18/2009 | CN100469723C Multifunctional low-alkali low-content expanding agent |
| 03/18/2009 | CN100469722C Multifunction building cement intensifying agent |
| 03/11/2009 | CN101381220A Multifunctional gelation material |
| 03/11/2009 | CN100467428C High temperature wear resistant paint and its production process |
| 03/04/2009 | EP2031034A1 Methods of reducing the impact of a formate-based drilling fluid comprising an alkaline buffering agent on a cement slurry |
| 03/04/2009 | EP2029498A1 Low cement concrete |
| 03/04/2009 | EP1654204B1 Colloidal hydroxide aqueous suspension of at least one transition element serving to reduce chrome in cement |
| 03/04/2009 | CN101377086A Environment protection non-brick energy-saving fireproof wall body |
| 03/04/2009 | CN101376582A Heat insulation wall integral pouring material and construction method |
| 03/04/2009 | CN101376053A Dry method detoxication technique for high-temperature calcinations of 1-5% chromic slag at 1350 +/- 100 DEG C in vertical kiln |
| 03/04/2009 | CN101376052A Dry method detoxication technique for high-temperature calcination of 11-15% chromic slag at 900 +/- 100 DEG C in vertical kiln |
| 03/04/2009 | CN101376051A Dry method detoxication technique for high-temperature calcination of 11-15% chromic slag at 1100 +/-100 DEG C in vertical kiln |
| 03/04/2009 | CN100465121C A carbonization maintenance aerated concrete |
| 02/26/2009 | WO2008152521A3 Process to reduce the amount of cr (vi) in a cement-containing composition and a composition comprising cement and coated metallic sulphate particles |
| 02/25/2009 | CN101372410A Brick made from waste and production process thereof |
| 02/25/2009 | CN101372409A Solid non-chlorate cement grinding aid |
| 02/25/2009 | CN101372408A Liquid non-chlorate cement grinding aid and preparation thereof |
| 02/25/2009 | CN101372407A Filter residue recovery in waste pulp modifying process |
| 02/25/2009 | CN100463874C Burning-free ceramic product and its preparing method |
| 02/25/2009 | CN100463873C Self-leveling fluorosilicate material |
| 02/24/2009 | CA2421011C Concrete admixture, mortar admixture and blended cement |
| 02/19/2009 | US20090047545 comprising set gypsum formed from at least calcined gypsum, water and sodium trimetaphosphate, wherein the amount of the sodium trimetaphosphate compound is from about 0.004 to about 2.0% by weight of the calcined gypsum; shrinkage inhibition, sag resistance |
| 02/18/2009 | EP2024297A1 Cement-based composition for coating an aqueous solution containing boron, coating method and composition of cement grout |
| 02/18/2009 | CN101367640A Filling material of pouring type cable penetration apparatus |
| 02/18/2009 | CN101367632A Modified ardealite setting retarder for cement and its preparing process |
| 02/18/2009 | CN100462324C Powder coal ash expanding self-dense concrete for filling square steel pipe |
| 02/18/2009 | CN100462322C Grout, concrete waterproof agent and its manufacturing technology |
| 02/17/2009 | US7491267 Composite materials and methods of making and using such composite materials |
| 02/12/2009 | WO2009004219A3 Additive for reducing hexavalent chromium, method for obtaining same and applications of said additive particularly in cement-based products |
| 02/11/2009 | CN101365330A Preparation of electro-magnetic shielding wood plastic board |
| 02/11/2009 | CN101362829A Room curing method of yakeli artificial marble products |
| 02/11/2009 | CN101362644A Novel magnesium cement compound material produced by methane-generating pit |
| 02/11/2009 | CN101362635A Silica heat insulating products and preparation method thereof |
| 02/11/2009 | CN100460604C Crack-seam-free seepage-proof stable sweeled ground excavation dyke slope construction method |
| 02/11/2009 | CN100460354C Partition wallboard of environmental protective lightweight fiber |
| 02/11/2009 | CN100460353C Multifunctional impervious microcrystal waterproof agent for concrete |
| 02/05/2009 | WO2009015520A1 Cement-based grout composition |
| 02/04/2009 | CN101357842A Technique of preparing artificial stone |
| 02/04/2009 | CN101357830A High-performance cement expansive material |
| 02/04/2009 | CN101357829A Strengthening agent for construction material prepared by carbonizing curing waste |
| 02/04/2009 | CN100457668C Rare earth modified cold repaired maintenance material for asphalt pavement, and preparation method |
| 02/04/2009 | CN100457664C A preparation method of retarder for cement production |
| 02/04/2009 | CN100457661C Calcium aluminate-calcium sulfaluminate cement clinker and the preparation of its swelling agent |
| 02/03/2009 | CA2553892C Contained micro-particles for use in well bore operations |
| 01/29/2009 | WO2009013337A2 Coatings based on hydraulic binders with an optimal rheology and a high photocatalytic activity |
| 01/29/2009 | CA2694262A1 Coatings based on hydraulic binders with an optimal rheology and a high photocatalytic activity |
| 01/28/2009 | CN101353243A Cement based wear resistant material for industry warehouse structure inner lining |
| 01/28/2009 | CN101353235A Concrete air entraining particle expansion agent |
| 01/28/2009 | CN100455545C Slag antiseizing spraying material for desulfurization hot-metal bottle |
| 01/28/2009 | CN100455533C A novel masonry cement |
| 01/21/2009 | CN101348347A Concrete pipe pile plasticizer, preparation thereof and method for producing pipe pile with the same |
| 01/21/2009 | CN101348346A Concrete pipe pile plasticizer, preparation thereof and method for producing pipe pile with the same |
| 01/21/2009 | CN101347635A Brushite water-hardening gelling material stabilized by magnesium salt |
| 01/21/2009 | CN100453496C Mortar |
| 01/21/2009 | CN100453490C Intensifier for adjusting congelation of cement prepared from ardealite |