Patents for C01G 9 - Compounds of zinc (4,420) |
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08/04/1999 | EP0671976B1 Fischer-Tropsch reaction with a catalyst comprising a zinc oxide composition |
08/04/1999 | CN1224696A Direct preparation process of zinc oxide product |
07/29/1999 | DE19803970A1 High purity metal oxide, for use in the chemical, ceramics or electrical industry |
07/21/1999 | EP0930347A1 Rust-preventive pigment composition and rust-preventive paints containing the same |
07/21/1999 | EP0929613A1 Zinc sulphide pigment |
07/14/1999 | EP0928807A1 Zinc-containing hydrotalcite particles and polyolefin resin composition containing them |
07/09/1999 | CA2258071A1 Polyolefin resin composition and zinc-containing hydrotalcite particles |
07/06/1999 | CA2092270C Ultraviolet screening composite oxide and process for producing the same |
07/01/1999 | WO1999032675A1 A process for recovering zinc values as complex zinc cyanide solution and use of the same for stripping copper from loaded anion exchange material |
06/24/1999 | WO1999031014A1 Method for manufacturing clear brine fluids from impure zinc feedstock |
06/24/1999 | WO1999030564A1 Algal growth or microbial proliferation inhibitors and use thereof |
06/24/1999 | CA2315400A1 Method for manufacturing clear brine fluids from impure zinc feedstock |
06/22/1999 | US5914101 Zinc oxide dispersions |
06/19/1999 | CA2225370A1 A process for recovering zinc values |
06/16/1999 | EP0923148A1 Lithium-ion-conductive solid electrolyte and solid-electrolyte lithium battery |
06/02/1999 | EP0689478B1 Catalyst for the synthesis of higher alcohols |
05/27/1999 | WO1999025654A1 Ultraviolet-screening zinc oxide excellent in transparency and composition containing the same |
05/25/1999 | CA2089950C Sunscreen agents |
05/20/1999 | WO1999024173A1 A method and apparatus for producing nanoparticles at a high rate |
05/18/1999 | US5904761 Preparing needle-shaped pigment for coated paper by mixing aluminum sulfate, zinc sulfate, calcium hydroxide |
05/14/1999 | WO1999023191A1 Phosphors |
05/06/1999 | WO1999022037A1 Method for extracting non-ferrous metals such as zinc by electrolysis and by adding substances containing phosphor |
05/06/1999 | WO1999021934A1 Stabilized particles and methods of preparation and use thereof |
05/06/1999 | DE19747917A1 Metal-contaminated hydrochloric acid is processed to produce near-azeotropic hydrochloric acid product |
04/29/1999 | DE19747328A1 Non-ferrous metal, especially zinc, electrowinning process |
03/24/1999 | CN1211538A Overall recovery method for wet-process zinc smelting clear liquid dregs |
03/23/1999 | US5885542 Halo-zeo-type materials |
03/17/1999 | CN1210813A Alkaline process for producing active zinc oxide |
03/03/1999 | CN1209789A Nanostructured oxides and hydroxides and method of synthesis therefor |
03/02/1999 | US5876688 Zinc oxide and a process of making it |
03/02/1999 | US5876687 Exposing the graphite oxide to a metal chloride at or below the thermal decomposition temperature of the graphite oxide for sufficient time to form an intermediary carbonaceous reaction product comprising elements of metal, oxygen, and |
02/18/1999 | WO1999007466A1 Multiple stream high pressure mixer/reactor |
02/17/1999 | EP0896568A1 Cationic laminar compounds and their production and use as stabilizers for halogen containing plastics |
02/11/1999 | WO1999006492A1 Rust-preventive pigment composition and rust-preventive paints containing the same |
02/10/1999 | CN1041995C Method for improving wetting of particulates in liquid |
01/28/1999 | WO1999003779A1 Method of hydrocarbon reforming and catalyst and catalyst precursor therefor |
01/27/1999 | EP0893409A1 Zinc oxide-based fine particles, process for producing the same, and use thereof |
01/20/1999 | CN1205351A Pigment for shielding of ultraviolet radiation |
01/20/1999 | CN1041706C Process for preparing metal hydroxides |
01/19/1999 | US5861133 Salt formation from aluminum compound, zinc compound with nickel, copper, cobalt and magnesium |
01/07/1999 | EP0889099A2 Pigment for shielding of ultraviolet radiation |
01/05/1999 | US5856597 Preparation of lucas reagent of enhanced utility and its use in synthesis of cycloaliphatic chlorides |
01/05/1999 | US5855645 Production of more concentrated iron product from industrial waste materials streams |
12/23/1998 | EP0854765A4 Process for the production of ultrafine particles |
12/09/1998 | CN1200953A Synthesized chalcoalumite type chemical compound and preparation method therefor |
11/24/1998 | US5840792 Stabilizer for halogen-containing resin |
11/24/1998 | US5840267 Method for producing metal oxide powders |
11/24/1998 | CA2078594C Method of preparing sunscreens |
11/11/1998 | EP0876434A1 Sulphur compounds coated with a zinc compound for use as pigments |
11/11/1998 | EP0876295A1 Nanostructured oxides and hydroxides and methods of synthesis therefor |
11/05/1998 | WO1998049100A1 Preparation of lucas reagent of enhanced utility and its use in synthesis of cycloaliphatic chlorides |
11/04/1998 | CN1197766A Reclamation method and equipment of zinc chloride from zinc-containing organic waste liquid |
10/28/1998 | EP0711268B1 Method for preparing alkoxylation products in the presence of additive-modified mixed hydroxides |
10/21/1998 | EP0872448A2 Metal hydroxide solid solution, metal oxide solid solution and their processes for production |
10/21/1998 | CN1196362A Metal hydroxide sosoloid, metal oxide sosoloid and manufacturing method thereof |
09/23/1998 | CN1039921C Method for preparating zinc oxide from zinc containing material |
09/22/1998 | US5810946 Method for the production of galvanizing fluxes and flux feedstocks |
09/16/1998 | CN1192991A Method for preparing nanometre-grade zinc oxide |
09/02/1998 | EP0795036A4 Method for producing iron feedstock |
07/29/1998 | EP0854765A1 Process for the production of ultrafine particles |
07/22/1998 | CN1039221C Method for preparation of granular high active zinc oxide and its products |
07/07/1998 | US5776239 Forming oxalate salt with metal compound and ammonia, filtration after reaction with water |
07/02/1998 | WO1998028454A1 Improvement in the process of recovery of metals |
07/01/1998 | EP0850194A1 Process for preparing a nanocrystalline material |
07/01/1998 | CN1186522A Process for recovering metals from iron oxide bearing masses |
06/23/1998 | US5770216 Conductive polymers containing zinc oxide particles as additives |
06/16/1998 | US5766568 Reacting aqueous solution containing magnesium and zinc compounds with alkaline material |
06/10/1998 | CN1184079A Supersonic emulsifying co-precipitation process preparing compound zinc oxide voltage-sensitive resistor powder |
06/09/1998 | CA2082689C Zinc oxide crystal and method of producing same |
06/02/1998 | US5759509 Metal hydroxide and oxide solid solutions having high aspect ratios and their processes for production |
06/02/1998 | US5759503 Method for the further purification of zinc oxide |
05/28/1998 | WO1998022387A1 Nanostructured oxides and hydroxides and methods of synthesis therefor |
05/28/1998 | CA2243441A1 Nanostructured oxides and hydroxides and methods of synthesis therefor |
05/27/1998 | EP0844214A1 Synthetic chalcoalumite-type compounds and processes for producing the same |
05/13/1998 | CN1038348C Prodn. of metal from minerals |
05/12/1998 | US5750609 Ultraviolet protective agent |
05/05/1998 | CA2078596C Dispersions |
04/29/1998 | EP0838458A1 Novel reagent for tetrazole synthesis and process for producing tetrazoles therewith |
04/28/1998 | US5744114 Method of preparing dentifrice-compatible silica particulates |
04/23/1998 | WO1998016470A1 Novel composite metal hydroxide salts, stabilizer for halogenoresins, and halogenoresin composition |
04/22/1998 | CN1179447A Process for preparing pigment for coated paper |
04/21/1998 | US5741947 Etherification |
04/21/1998 | US5741526 Antimicrobial agent |
04/01/1998 | EP0764137B1 Method for extracting metals from metal-containing materials by pyrohydrolysis |
03/31/1998 | US5734127 Use of barium copper oxide compounds as high critical temperature superconductors |
03/26/1998 | WO1998012271A1 Zinc sulphide pigment |
03/26/1998 | DE19638475A1 Zinksulfid-Pigment für den Einsatz in Formteilen aus synthetischen organischen Polymeren und in Beschichtungen Zinc sulfide pigment for use in molded parts made of synthetic organic polymers and in coatings |
03/26/1998 | CA2266398A1 Zinc sulphide pigment |
03/17/1998 | US5728363 React trivalent metal oxide powder with divalent metal compound and react intermediate formed with anion source, separation |
03/17/1998 | US5728193 Process for recovering metals from iron oxide bearing masses |
02/18/1998 | EP0824086A1 Zinc oxide dispersions |
01/21/1998 | EP0671965B1 Separating zinc and manganese oxides |
01/14/1998 | EP0817811A1 Cationic sheet-structure compounds, their production and their use |
12/31/1997 | WO1997049835A1 Process and apparatus for production of useful iron product from industrial waste streams |
12/31/1997 | WO1997049637A1 Beneficiation of furnace dust for the recovery of chemical and metal values |
12/31/1997 | CA2259423A1 Beneficiation of furnace dust for the recovery of chemical and metal values |
12/31/1997 | CA2259325A1 Process and apparatus for production of useful iron product from industrial waste streams |
12/29/1997 | EP0813500A1 Purification of metal containing solutions |
12/11/1997 | WO1997046722A1 Recovery of iron products from waste material streams |
12/11/1997 | CA2257910A1 Recovery of iron products from waste material streams |