Patents
Patents for C01B 25 - Phosphorus; Compounds thereof (12,526)
11/2002
11/21/2002US20020170849 Manufacture of sodium tripolyphosphate
11/19/2002US6482881 Inorganic dispersant, stabilizer for suspension polymerization and polymer particles
11/18/2002CA2384286A1 Manufacture of sodium tripolyphosphate
11/14/2002US20020168573 Lithium metal fluorophosphate materials and preparation thereof
11/13/2002EP1255704A1 High stability transition metal nzp type phosphates
11/13/2002CN1094111C Alternate extraction-counter extraction process for producing phosphate
11/07/2002WO2002087748A1 Hydroxyapatite dispersions comprising a stabilising agent with phosphoryl, sulphinyl or carboxyl function, and method for preparing same
11/07/2002WO2002087747A1 Stable aqueous colloidal dispersion, method for preparing same
11/07/2002WO2002087746A1 Hydroxyapatite dispersions comprising an amino acid as stabilising agent and method for preparing same
11/06/2002EP1254860A1 Method for producing lithium hexafluorophosphate
11/05/2002US6476256 Process and apparatus for preparation of phosphorus oxyacids from elemental phosphorus
11/05/2002US6476082 Magnesium ammonium phosphate hexahydrate slurry
10/2002
10/31/2002WO2002085330A1 Biofunctional hydroxyapatite coatings and microspheres for in-situ drug encapsulation
10/30/2002EP1252671A1 Lithium-based electrochemically active materials and preparation thereof
10/30/2002EP1252093A1 Preparation of lithium-containing materials
10/30/2002CN1377324A Recovery of element phosphorus from phosphorus sludge
10/30/2002CN1376635A Process for preparing phosphoric acid from waste sulfuric acid as by-product of titanium oxide powder by wet method
10/29/2002US6471923 Process for adsorbing and desording oxides of nitrogen
10/24/2002WO2002083555A2 Binary, ternary and quaternary lithium phosphates, method for the production thereof and use of the same
10/24/2002US20020155167 Self-setting calcium phosphate pastes and related products
10/24/2002US20020155144 Biofunctional hydroxyapatite coatings and microspheres for in-situ drug encapsulation
10/24/2002US20020155137 To form cements, fillers, growth matrices, orthopedic and delivery devices; resorbable and stimulate hard tissue growth and healin; useful as human or animal implantable bioceramics
10/22/2002US6468684 Proton conducting membrane using a solid acid
10/17/2002US20020148996 Crystalline compositions of doped aluminum phosphate
10/17/2002DE10117904A1 New binary, ternary and quaternary lithium phosphates are used as cathode materials in lithium accumulators
10/16/2002EP1035160B1 Light-converting material and composition for producing the same
10/16/2002EP0896567B1 Wet-process technique for refining phosphoric acid
10/16/2002CN1092601C Method and equipment for producing blast-furnace phosphoric acid
10/16/2002CN1092600C Method for preparing nickel hypophosphite
10/09/2002EP1248309A1 Lithium iron thiophosphate compound, process for producing the compound, and lithium battery using the compound
10/09/2002CN1092138C Medium temp. vacuum method for treating mud phosphorus to extract yellow phosphorus
10/08/2002US6461415 Heat, corrosion and oxidation resistance at high temperature
10/08/2002CA2084086C Large-pored molecular sieves containing at least one octahedral site and tetrahedral sites of at least one type
10/03/2002US20020142219 Lithium iron thiophosphate compound, process for producing the compound, and lithium battery using the compound
10/03/2002US20020141929 Synthesis of artificial human bone material
10/03/2002US20020141928 Mixing nickel oxide and lithium oxide with lithium carbonate, adding glycerol to form paste, and calcining the paste, with urea as a flux
10/03/2002US20020141927 Monohydric alcohol is intercalated between layered compound comprising vanadium and phosphorus mixed oxide components
10/03/2002US20020140137 Inorganic shaped bodies and methods for their production and use
10/02/2002EP1246290A2 Positive electrode active material and nonaqueous electrolyte secondary battery
10/02/2002EP1244520A1 Thermally stable, high surface area, modified mesoporous aluminophosphate
10/02/2002DE10113287A1 Verwendung von polymeren Aluminiumphosphaten in Putzformulierungen Use of polymeric aluminum phosphates in cleaning formulations
10/02/2002CN1371862A Method for producing calcium hydrogen phosphate fodder
10/02/2002CN1091625C Removal of metal compounds from acid solution
09/2002
09/26/2002WO2002074690A1 Stable metal zirconium phosphates for colour applications
09/26/2002US20020136696 Orthopedic and dental ceramic implants
09/25/2002CN1370738A Potassium phosphite and its production process
09/25/2002CN1091424C Water reducing crystal regulator for phosphorus ore slurry and its application method
09/19/2002WO2002072500A1 Crystalline compositions of doped aluminum phosphate
09/19/2002WO2002072154A1 Paramagnetic nanoparticle
09/19/2002WO2002048066A3 Method for inerting ash, artificial pozzolan obtained by said method
09/19/2002US20020130087 Inorganic composition, process of preparation and method of use
09/18/2002EP1241131A1 Use of polymeric aluminium phosphates in plaster compositions
09/18/2002EP1240102A1 Hydroxyl apatite material containing tricalcium phosphate, having a microporous structure
09/18/2002EP1131381B1 Process for hydrophobicizing particles, and their use in polymer dispersions
09/18/2002EP0948326B1 Method for preparing cyanophosphonate derivatives from phosphoric anhydride and cyanide
09/17/2002US6451276 Method of recovering elemental phosphorus from a sludge that contains water, dirt, and elemental phosphorus. in the first step, the sludge is melted. a mixture is formed of the melted sludge and about 0.5 to about 5 wt % of an oxidizing agent
09/12/2002WO2002070029A2 Porous beta-tricalcium phosphate granules and methods for producing same
09/12/2002WO2002069986A1 Magnesium-substituted hydroxyapatites
09/12/2002US20020127403 Stabilized red phosphorus material and a process for its preapation
09/12/2002US20020127260 Magnesium-substituted hydroxyapatites
09/12/2002CA2659188A1 Porous beta-tricalcium phosphate granules and methods for producing same
09/11/2002EP1237816A1 Recovery of elemental phosphorus from phosphorus sludge
09/10/2002US6447951 Upon electrochemical interaction, such material deintercalates lithium ions, and is capable of reversibly cycling lithium ions
09/10/2002US6447741 Thermally stable, high surface area, modified mesoporous aluminophosphate material
09/10/2002US6446812 Removal of elemental phosphorus from mixtures with other solids
09/06/2002WO2002040426A3 Process for the recovery of phosphate from phosphate rock
09/04/2002EP1235743A1 Production of two alkali metal salts by a combined ion exchange and crystallisation process
09/04/2002EP1140703B1 Synthesis of heteropolyacids
08/2002
08/27/2002US6440482 (k,na)(n+2)o(po3)n, with a high potassium to sodium ratio and a low level of insoluble material; effective in controlling yeast, mold, and bacterial growth.
08/27/2002US6440390 Formulations containing a phosphide for use in the controlled generation of phosphine
08/27/2002US6440380 Preparation of phosphorus (I) oxides, phosphorus (III) oxides, and lower hydrides of phosphorus by catalytic reduction of phosphorus (V) oxides
08/22/2002WO2000031812A9 Lithium based phosphates for use in lithium ion batteries and method of preparation
08/22/2002US20020115562 Treatment of vanadium compound with formic acid, water and phosphorus compound
08/22/2002US20020114755 Hydroxylapatite material containing tricalcium phosphate with microporous structure
08/22/2002US20020114754 Method for the preparation of cathode active material and method for the preparation of non-aqueous electrode cell
08/22/2002US20020114753 Magnesium ammonium phosphate hexahydrate and monohydrate slurries
08/21/2002EP1232226A1 Synthesis of nanoparticles
08/15/2002WO2002044084A3 Methods of making lithium metal compounds useful as cathode active materials
08/14/2002EP1230151A1 Removal of meltable solids from mixtures with other solids
08/14/2002CN1363513A Process for preparing wet phosphoric acid by dihydrate method
08/08/2002WO2002060835A1 Porous material and method for preparation thereof
08/08/2002US20020106562 Sintering a mixture of lithium phosphate and iron phosphate to form lithium iron phoshpate; stoichiometry governs optimum performance of
08/08/2002US20020104602 Ceramic composite and manufacturing method thereof
08/07/2002CN1362042A Production process of chemically composited phosphate
08/06/2002US6428803 Hydroxylapatite gel
07/2002
07/31/2002CN1361750A Cerium phosphate and/or lanthenum sol, preparation method and use for polishing
07/30/2002US6426114 Hydrolysis, roasting
07/30/2002CA2107472C Production of phosphoric acid and hydrogen fluoride
07/24/2002EP0888188B1 Crystalline metallophosphates
07/24/2002CN1360557A Method for treating fertilizer process solutions
07/24/2002CN1087974C Novel metal ion-exchanged phosphorus-vanadium compound and solid acid catalyst using compound
07/17/2002EP1223144A1 Beverage containing mixed sodium potassium polyphosphates
07/16/2002US6419852 Use as phosphor dot in a plasma or x-ray system of a lanthanum phosphate comprising thulium
07/16/2002US6418661 Radiation absorber; agriculture
07/11/2002US20020090512 Composite oxide powder, a method for producing the same and a catalyst using the same
07/10/2002EP1220815A1 Method for treating fertilizer process solutions
07/09/2002CA2053489C Flow injection analysis of total inorganic phosphate
07/04/2002US20020086214 Usable as electrode active materials; for use in batteries
06/2002
06/27/2002WO2002049960A2 Anti-corrosion agents
06/26/2002EP0946412B1 A microporous crystalline silico-alumino-phosphate composition, catalytic material comprising said composition and use of these for production of olefins from methanol
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