| Patents for C04B 11 - Calcium sulfate cements (2,042) |
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| 08/01/2013 | WO2013112060A1 Hydraulic binder based on calcium sulphate, process for producing the same and specific uses thereof |
| 07/31/2013 | CN203095882U Pretreatment device of phosphogypsum for producing paper faced gypsum board |
| 07/31/2013 | CN203095881U Gypsum calcining equipment |
| 07/24/2013 | CN103221360A Method for producing wet gypsum accelerator |
| 07/24/2013 | CN103214201A Method for comprehensively utilizing electrolytic manganese residues |
| 07/18/2013 | WO2013104031A1 Binder for interior wall coating |
| 07/17/2013 | CN102603219B Process for preparing high-activity semi-hydrated gypsum cementing material and gypsum product by aid of phosphorous gypsum |
| 07/17/2013 | CN101857387B Desulfurized gypsum-high-calcium fly ash geopolymer cementing material and preparation method thereof |
| 07/09/2013 | US8481116 Method for producing a coated basic material for a hydraulic composition, coated basic material for a hydraulic composition, additive for a hydraulic composition and method for producing a hydraulic composition |
| 07/03/2013 | CN102584050B Method and equipment for producing building gypsum powder by using gypsum as chemical by-product |
| 07/02/2013 | US8475585 Stable foamed cement slurry compositions and methods for making and using same |
| 07/02/2013 | US8474387 Method and apparatus for incineration of combustible waste |
| 06/26/2013 | CN103172288A Phosphogypsum pretreatment method |
| 06/26/2013 | CN103172287A Semidry desulfurization product oxidized in fluidized bed through utilizing solid thermal carriers as initial heat source |
| 06/26/2013 | CN103170233A Method for improving reliability and availability of limestone-gypsum flue gas desulfurization system |
| 06/25/2013 | US8470461 Light weight gypsum board |
| 06/25/2013 | US8470088 Cast bodies, castable compositions, and methods for their production |
| 06/20/2013 | WO2013087754A1 A method of forming a gypsum based product |
| 06/20/2013 | CA2860907A1 A method of forming a gypsum based product |
| 06/19/2013 | EP2603758A1 Method and device for stabilizing, cooling, and drying plaster of paris |
| 06/19/2013 | CN203007150U Ardealite ball drying and afterheat comprehensive-utilization device |
| 06/19/2013 | CN103159418A Beta-semi-hydrated gypsum powder calcination preparation technique and calcination apparatus |
| 06/19/2013 | CN102503194B Special composite cementitious material for high-grade concrete of bridge expansion joints and thin-shell structures |
| 06/12/2013 | CN103145356A Process and equipment for preparing alpha and beta mixed semi-hydrated gypsum powder |
| 06/12/2013 | CN103145267A Method for recovering copper sulfide and ferric hydroxide in auricupride acid wastewater through sulfidization method |
| 06/11/2013 | US8460458 Healing agent in cement-based materials and structures, and process for its preparation |
| 06/06/2013 | US20130139727 Cement and concrete with reinforced material |
| 06/05/2013 | CN103130432A Gypsum dryer system |
| 06/05/2013 | CN101837239B System for dehydration of acid mist dust of plaster and dust removal and desulfurization of fluidized bed furnace by baking by using residual heat |
| 05/29/2013 | CN202955934U Industrial by-product gypsum calcination residual heat recycling and drying system |
| 05/29/2013 | CN102311254B Method for preparing stucco gypsum from sintering desulfurization gypsum |
| 05/21/2013 | US8444787 Methods of and systems for adding a high viscosity gypsum additive to a post-mixer aqueous dispersion of calcined gypsum |
| 05/21/2013 | US8444764 Setting retarder for hydraulically setting compositions |
| 05/21/2013 | CA2514322C Ready-mixed setting-type composition and related kit |
| 05/16/2013 | WO2013070328A1 Concrete mix composition, mortar mix composition and method of making and curing concrete or mortar and concrete or mortar objects and structures |
| 05/16/2013 | CA2853766A1 Concrete mix composition, mortar mix composition and method of making and curing concrete or mortar and concrete or mortar objects and structures |
| 05/15/2013 | CN202936313U Gypsum fluidization cooling machine |
| 05/15/2013 | CN102701617B Calcination production line and calcination method for industrial by-product gypsum |
| 05/15/2013 | CN102584049B Alpha-type hemihydrate gypsum reaction device |
| 05/14/2013 | US8440016 Sulfate resistant ground granulated blast furnace slag, sulfate resistant cement, and method of production of same |
| 05/08/2013 | CN202924925U Gypsum powder drying device |
| 05/08/2013 | CN202924924U Sealing device of hot air pipe |
| 05/08/2013 | CN202924923U Material lifting device for preventing blocking |
| 05/08/2013 | CN103096713A Method for preparing a hardened calcium sulfate dihydrate block and use thereof |
| 05/08/2013 | CN103086624A Method for preparing alpha-semi-hydrated gypsum from titanium gypsum |
| 05/08/2013 | CN102249577B Process method for producing building gypsum powder by utilizing citric acid gypsum |
| 05/08/2013 | CN102173621B Short column-shaped high-strength desulfurized alpha-gypsum |
| 05/07/2013 | US8435343 Bone graft material and uses thereof |
| 05/02/2013 | US20130104778 Cementitious Compositions and Related Systems and Methods |
| 05/01/2013 | CN202912856U Gypsum powder calcination waste heat recycling equipment |
| 05/01/2013 | CN103080684A Method and device for stabilizing, cooling, and drying plaster of Paris |
| 05/01/2013 | CN103073207A Method for phosphogypsum harmless treatment and conversion into regeneration gypsum resource |
| 05/01/2013 | CN103071382A Method for applying lime sludge of sugar refining waste to flue gas desulfurization |
| 05/01/2013 | CN101563303B Calcium sulfate hemihydrate treatment process |
| 04/24/2013 | CN103058538A Method for producing beta-hemihydrate gypsum by annular kiln waste heat |
| 04/24/2013 | CN103058253A Method for preparing gypsum by free sulfuric acid in titanium dioxide wastewater |
| 04/24/2013 | CN101454256B Method for stabilising metastable soluble anhydrite III, method for producing a hydraulic binder based thereon, the obtained hydraulic binder, the uses thereof and an industrial plant for carrying out |
| 04/17/2013 | CN202881112U Efficient gypsum calcining kiln with central outside calcination |
| 04/17/2013 | CN103043985A Titanium gypsum composite binding material and preparation method thereof |
| 04/17/2013 | CN102491662B Natural anhydrous gypsum-made bonding material |
| 04/16/2013 | US8419851 Sulfate resistant cement |
| 04/10/2013 | CN202865129U Desulfurized gypsum calcining plant |
| 04/10/2013 | CN202865128U Energy-saving calcining furnace for desulfurized gypsum |
| 04/09/2013 | US8414700 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same |
| 04/03/2013 | CN103011752A Environmental-friendly light partition board produced by waste ardealite |
| 04/03/2013 | CN103011643A Comprehensive utilization method of phosphogypsum and coal gangue |
| 04/03/2013 | CN103011642A Method for preparing high-strength alpha-type hemihydrate gypsum by utilizing calcium carbide sludge modified phosphogypsum with normal pressure hydrothermal method |
| 04/03/2013 | CN103011641A Method for preparing high-activity alpha type hemihydrate gypsum cementing materials by using reaction of chlorine-alkali waste liquid treating ardealite |
| 04/03/2013 | CN102050589B Multipurpose kettle for autoclaving and drying |
| 04/02/2013 | US8409344 Cement and methods of preparing cement |
| 03/28/2013 | US20130074738 Polymeric construction material on the basis of flotation waste from copper ore flotation and waste sulfur |
| 03/27/2013 | CN102992666A Tower-type high-strength gypsum reaction kettle |
| 03/27/2013 | CN102992665A Gypsum fluidization cooling machine |
| 03/27/2013 | CN102584048B Equipment for producing alpha-type hemihydrate gypsum |
| 03/27/2013 | CN102515594B Gypsum powder calcination technology |
| 03/27/2013 | CN102491659B Fluidized bed type gypsum calcining device |
| 03/26/2013 | CA2562441C Slurry mixer constrictor valve |
| 03/20/2013 | EP2571081A2 Lithium secondary battery and cathode of the lithium secondary battery |
| 03/20/2013 | CN102976645A Pretreatment method of phosphogypsum for production of thistle board |
| 03/20/2013 | CN101691453B Method for whitening natural anhydrite |
| 03/14/2013 | WO2013035563A1 Surfactant-coated hemihydrate gypsum and method for producing same |
| 03/13/2013 | CN202786030U Gypsum calcining equipment |
| 03/13/2013 | CN102964133A Fireproof and radiation-resistant gypsum board |
| 03/13/2013 | CN102964072A Integrated drying sorting ball-milling rotary calcining kiln |
| 03/13/2013 | CN101272993B Siloxane polymerization in wallboard |
| 03/12/2013 | US8393391 Dry cement formulation for cementing holes in the earth |
| 03/06/2013 | CN102951627A System and method for recycling and utilizing waste sulfuric acid |
| 03/06/2013 | CN102219467B Preparation method of inorganic heat-preserving material |
| 03/05/2013 | US8388926 System and method for the production of gypsum using heat recovery |
| 02/28/2013 | US20130047894 Sizing and rheology agents for gypsum stucco systems for water resistant panel production |
| 02/28/2013 | US20130047885 Sizing and rheology agents for gypsum stucco systems for water resistant panel production |
| 02/27/2013 | CN202751947U Flue gas desulfurization (FGD) device using carbide slag-gypsum method |
| 02/21/2013 | US20130045262 Sedative for external use, and sedative sheet, and textile, clothing, wall material, and hyperthermia equipment, brain vitalization sheet, brain vitalization small pillow |
| 02/21/2013 | US20130042792 Aqueous asphalt/wax emulsions for use in gypsum compositions and building products |
| 02/20/2013 | CN102936106A Method for producing alpha gypsum by utilizing various dihydrate gypsums |
| 02/20/2013 | CN102936105A Gypsum powder drying apparatus |
| 02/19/2013 | US8377201 Narrow PSD hydraulic cement, cement-SCM blends, and methods for making same |
| 02/19/2013 | US8377200 Décor items |
| 02/19/2013 | US8377199 Gypsum based compositions |
| 02/19/2013 | US8377197 Cementitious compositions and related systems and methods |