| Patents for C09C 1 - Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black (27,610) |
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| 03/04/1993 | DE4128563A1 Magnetic iron oxide pigment prodn. for tape - comprises coating iron oxide core with cobalt ferrite and/or bertholloid cpd. contg. cobalt in three stages |
| 03/03/1993 | EP0372028B1 Improved chrome yellow and molybdenum orange pigments, process for producing them, and their use |
| 03/02/1993 | US5190900 Solubilization with a sugar/acid solution, filtration, decoloring, bleaching |
| 03/02/1993 | US5190739 Production of carbon blacks |
| 03/02/1993 | US5190615 Low brightness functional pigment from process by-product |
| 03/02/1993 | US5190567 Sintered aluminous abrasive grains and method of producing the same |
| 02/24/1993 | EP0528195A1 Process for production of diamond abrasive grains |
| 02/24/1993 | CN1069244A Process for preparation of precipitated silica, precipitated silica and their application in strengthening process of elastomers |
| 02/23/1993 | US5188899 Silica-core silicone-shell particles, emulsion containing the same dispersed therein, and process for producing the emulsion |
| 02/23/1993 | US5188814 Bleaching calcium carbonate particles with hydrogen peroxide solution |
| 02/23/1993 | US5188806 With combustion fuel conduits arranged circumferentially in forward wall of combustion chamber and impact surface on opposite side for turbulent gas flow and uniform mixing |
| 02/16/1993 | US5187223 Rubber composition containing carbon black powder |
| 02/16/1993 | US5186748 Process for the preparation of bismuth vanadate pigments, and novel bismuth vanadate pigments of high color strength |
| 02/16/1993 | US5186746 High performance sams pigments of low oil, absorption, preparation, properties and end-use applications |
| 02/16/1993 | CA1313641C Method for reclaiming carbonaceous material from a waste material |
| 02/11/1993 | DE4126461A1 Inorganic mol. sieve charged with water insol. organic dyestuff - comprises dyestuff having mol. size corresp. at most to pore size of mol. sieve, used as pigment or optical storage material |
| 02/10/1993 | EP0526712A1 Photochromic ultra-violet ray shield powder, method of manufacturing the same, and skin external preparations using the same |
| 02/09/1993 | US5185141 Process for the production of iron oxide yellow pigments |
| 02/09/1993 | US5184779 Method of producing granulated material composed of zinc oxide and silica, resulting product and its use |
| 02/04/1993 | WO1993002112A1 Process for preparing a dispersion and for preparing polymer particles |
| 02/04/1993 | WO1993001883A2 Structural aggregate-tio2 pigment products |
| 02/04/1993 | CA2113926A1 Aggregate-tio2 pigment products |
| 02/03/1993 | EP0526121A1 Calcium-magnesium carbonate composite and method for the preparation thereof |
| 02/03/1993 | EP0525526A1 Carbon containing metal oxide pigments |
| 01/27/1993 | EP0524789A1 Process for preparing cubic boron nitride abrasive |
| 01/27/1993 | EP0524528A1 Electrorheological fluid |
| 01/26/1993 | US5182173 Coated particles and method for making same |
| 01/26/1993 | US5181662 Polymer or copolymer of a carboxylated monomer as a grinding aid |
| 01/26/1993 | CA2070437A1 Cubic boron nitride abrasive and process for preparing same |
| 01/26/1993 | CA1313104C Method of hydrophobing silica |
| 01/20/1993 | EP0523654A1 Toner for developing electrostatic image |
| 01/20/1993 | EP0523436A2 Variable temperature tubular heat exchanger for constant volume ratio between the exchange gases as well as heat exchange process |
| 01/20/1993 | EP0523399A1 Thermally stable black pigment, process for its preparation and its use |
| 01/20/1993 | EP0523357A2 Platy substrate with modified surface of improved properties relating to sedimentation and mixing |
| 01/20/1993 | CN1068152A Production of expansible graphite |
| 01/20/1993 | CN1068151A Preparation for expansible graphite |
| 01/20/1993 | CN1068129A Surface-modified plate-like pigments |
| 01/19/1993 | US5180585 Antimicrobial compositions, process for preparing the same and use |
| 01/19/1993 | CA1312989C Bulking pigments |
| 01/14/1993 | CA2073573A1 Temperature variable nest of heat exchanger tubes for constant quantitative ratios of the exchange gases and a heat exchange process |
| 01/13/1993 | EP0522916A2 Organosilicon-treated pigment, process for production thereof, and cosmetic made therewith |
| 01/13/1993 | EP0522678A2 The treatment of lamellar or plate-like materials |
| 01/13/1993 | EP0522370A1 Polymeric moulding composition containing pigment |
| 01/12/1993 | US5178948 Method and apparatus for production of rubber dispersible pellets |
| 01/12/1993 | US5178909 Reduction of silver compounds in the presence of a chelate compound |
| 01/12/1993 | US5178676 Ethoxylated ethylenic diols or octylphenols of specified, intermediate hydrophilic-lipophilic balance; good wetting |
| 01/07/1993 | WO1993000408A1 Platelet-like coated pigments, their production and their use |
| 01/07/1993 | DE4122448A1 New non toxic violet and blue pyro-phosphate pigment cpds., - prepd. from mixts. of alkali and ammonium oxide(s), hydroxide(s), and alkali and ammonium phosphate |
| 01/07/1993 | DE4120747A1 Pigmente Pigments |
| 01/06/1993 | CN1067666A Purification treating method of powder packing |
| 01/06/1993 | CN1067634A Mixing method of water glass |
| 01/05/1993 | US5176960 High-strength silicone rubber particulate |
| 01/05/1993 | US5176905 Anatase Titanium Oxide |
| 01/05/1993 | US5176797 As dispersants |
| 01/03/1993 | CA2072667A1 Temperature-resistant black pigment, a process for its production and its use |
| 12/30/1992 | EP0520862A1 Process for the preparation of precipitated silica, precipitated silicas thus obtained, and their use in the reinforcement of rubbers |
| 12/30/1992 | EP0520746A1 Surface-treated alumina and thermally conductive silicone composition containing the same |
| 12/30/1992 | EP0520313A2 Plate-like pigments with modified surfaces |
| 12/30/1992 | EP0519988A1 Improved treadwear/hysteresis carbon blacks. |
| 12/29/1992 | US5174817 Heating with waste gases, grinding, micronizing; bittle, dust-free and homogenolis |
| 12/22/1992 | US5173284 Process for preparation of purified calcium sulfate in an aqueous medium |
| 12/17/1992 | DE4119668A1 Yellow bismuth vanadate pigment - is produced from bismuth and vanadium oxide in nitric acid suspension and used for pigmenting lacquer and plastics |
| 12/16/1992 | EP0517773A1 Doped zinc oxide-based pigment |
| 12/15/1992 | US5171774 Ptc compositions |
| 12/15/1992 | US5171631 Spacer/extender for titanium dioxide in pigment systems for coatings |
| 12/15/1992 | US5171365 Synthetic alkali metal alumino-silicates compositions and their methods of preparation |
| 12/15/1992 | US5171364 Slurrying with alkali metal hydroxide and dopant salt, adjustment ph, aging, separating, washing, drying, firing |
| 12/15/1992 | US5171363 Optically variable printing ink |
| 12/15/1992 | US5171332 Placing fabric in reactive solution, evacuation pressure, restoring pressure, repeating |
| 12/15/1992 | CA1311573C Silica obtained by precipitation, absorbing little water, process for their precipitation and their application to reinforce silicone elastomers |
| 12/10/1992 | WO1992021811A1 Buff rutile pigment compositions |
| 12/10/1992 | WO1992021726A1 Composite pigment and method for the production |
| 12/10/1992 | CA2110596A1 Composite pigment and method for the production |
| 12/10/1992 | CA2109959A1 Buff rutile pigment compositions |
| 12/09/1992 | EP0516800A1 Yellow bismuth phosphovanadate and/or silicovanadate-based pigments, and methods for preparing same |
| 12/09/1992 | CN1066862A Carbon black for agricultural film and it colour mothor material |
| 12/08/1992 | US5169443 Mechanical delaminated fine particle; low viscosity, opacity |
| 12/08/1992 | US5169442 Finely powdered flaky substrate coated with co-precipitated mixture containing cobalt oxide, magnesium oxide, calcium oxide, titanium oxide |
| 12/08/1992 | CA1311091C Carbonate-containing mineral fillers, pigments and similar materials |
| 12/02/1992 | EP0515928A1 Surface-modified plate-shaped pigments with improved mixing behaviour |
| 12/02/1992 | EP0515757A1 Porous particles of calcium carbonate and method for the preparation thereof |
| 12/02/1992 | EP0515602A1 Surface-modified flake-like substrates. |
| 12/01/1992 | US5168106 Improved traction and wear resistance for high performance and racing tires |
| 12/01/1992 | US5168083 High opacity defined kaolin product and method of producing same |
| 12/01/1992 | US5168012 Carbon black beads with latex additive |
| 12/01/1992 | US5167708 Trivalent chromium oxide; chromate-free pigments by annealing with boric acid or phosphorus pentoxide |
| 12/01/1992 | US5167707 Hydrothermally produced synthetic sodium aluminosilicates |
| 12/01/1992 | CA1310941C Natural calcium carbonate ores |
| 12/01/1992 | CA1310820C Corrosion inhibiting pigment |
| 11/29/1992 | CA2055727A1 Process for preparing conductive acicular zinc oxide |
| 11/26/1992 | WO1992020619A1 Cationic layer compounds modified with polymers |
| 11/26/1992 | WO1992020522A1 Thermoplastic coated magnetic powder compositions and methods of making same |
| 11/26/1992 | DE4117034A1 Kationische schichtverbindungen modifiziert mit polymeren Cationic layer compounds modified with polymeric |
| 11/25/1992 | EP0514577A1 Process for the deferrization of ceramic materials |
| 11/25/1992 | EP0495784A4 Process for making structural aggregate pigments |
| 11/24/1992 | US5166103 Reaction of tungsten oxide or ammonium paratungstate with carbon powder |
| 11/24/1992 | US5165997 Quartz Grains Coated With Benzoyl Peroxide, Protective Layer of Pyrogenic Silicic Acid |
| 11/24/1992 | US5165995 Process for coating titanium dioxide pigments |
| 11/24/1992 | US5165915 Cosmetic compositions |
| 11/24/1992 | CA1310551C Coated silicate particles |