Patents for C01B 25 - Phosphorus; Compounds thereof (12,526) |
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03/13/1997 | CA2232263A1 Process for preparing hemipotassium phosphate |
03/12/1997 | EP0761756A1 Stabilizer for halogen-containing resins and process for the preparation thereof, halogen-containing resin composition, and composite hydroxide salt |
03/12/1997 | EP0668889B1 Stabilizer mixtures containing garnet-class compounds for polymers |
03/12/1997 | EP0579666B1 Selective hydroxylation of phenol or phenolic ethers |
03/12/1997 | CN1145062A Novel complex salts of phosphoric and amino acids and fuminant feed additive composition containing the same |
03/11/1997 | US5609850 Treated apatite particles for ultrasound imaging |
03/05/1997 | EP0613391B1 Immobilisation of metal contaminants from a liquid to a solid medium |
02/25/1997 | US5605677 Toothpaste |
02/25/1997 | CA2016048C Method for the production of potassium magnesium phosphate |
02/18/1997 | US5604024 Products of reaction of an aluminum compound, a boron-containing acid, a phosphorus-containing acid and an amine |
02/12/1997 | EP0601006B1 Herbicidal compositions |
02/12/1997 | CN1142465A Cycling use method for removing fluorine dreg in production of phosphates |
02/12/1997 | CN1142464A Process for pelletizing broken phosphorus ores |
02/05/1997 | CN1141879A Process for preparation of phosphorous sulfide |
02/04/1997 | US5599939 Reacting 3,3,5-trichloroglutarimide with phosphorus (oxy)chloride; dehydrochlorination |
02/04/1997 | US5599626 Melamine-coated ammonium polyphosphate |
01/30/1997 | WO1997003016A1 Fine particles of petaloid porous hydroxyapatite and process for producing the same |
01/28/1997 | US5597542 Process for the treatment of natural apatites with a view to the use thereof for storing irradiated fuel elements |
01/28/1997 | CA2013221C Preparation of phosphorous acid |
01/21/1997 | US5595724 Treated calcium/oxyanion-containing particles for medical diagnostic imaging |
01/21/1997 | US5595688 Water soluble caking inhibitors for ammonium phosphates |
01/15/1997 | EP0752998A1 Thionation process using elemental phosphorus and sulfur |
01/15/1997 | CN1140442A Reactive tricalcium phosphate composition and uses |
01/14/1997 | CA2014628C Spent alkylation acid treatment process |
01/09/1997 | WO1997000714A1 Liquid medium extraction purification method |
01/07/1997 | US5591857 Process for the preparation of 2,3,5,6-tetrachloropyridine |
01/03/1997 | WO1997000016A1 Sodium chloride compatible sodium tripolyphosphate |
01/02/1997 | EP0750587A1 Crystalline borophosphates, their production and use |
01/01/1997 | CN1139072A Wet phosphoric acid purifying techn eliminating fluorine and heavy metals |
12/31/1996 | US5588969 Method for supplying phosphorous vapor |
12/27/1996 | EP0749400A1 Reactive tricalcium phosphate compositions and uses |
12/25/1996 | CN1138488A Biological medical material poly Na calcium phosphate, its prodn. method and use |
12/18/1996 | EP0748292A1 Method of making hypophosphorous acid |
12/18/1996 | CN2242882Y Apparatus for negative recovering phosphor from earth-phosphor without pollution |
12/17/1996 | CA2089687C Process for production of red phosphorus powder |
12/12/1996 | WO1996039356A1 Water soluble caking inhibitors for ammonium phosphates |
12/11/1996 | EP0747320A2 Composition for producing phosphine-containing gas |
12/11/1996 | EP0747319A2 Process and apparatus for producing phosphine-containing gas |
12/11/1996 | CN1033501C Process and device for removing lead, cadmium and zinc from dusts |
12/03/1996 | US5580623 Reacting orthophosphoric acid under anhydrous condition with atleast one of calcium carbonate, calcium hydroxide and calcium phosphate to form rapidly setting calcium phophate mineral suitable for bone grafting |
12/03/1996 | US5580490 Crystallites of cerium/lanthanum/terbium phosphates from insoluble rare earth salts |
11/28/1996 | WO1996037433A1 Method of treating bone charcoal, product of said method, method of extracting apatite from untreated bone or bone ash, and apatitic material |
11/27/1996 | EP0744396A1 Novel complex salts of phosphoric and amino acids and ruminant feed additive composition containing the same |
11/27/1996 | CN1136801A Reactor container, plant and process for production of sulfuric acid |
11/27/1996 | CN1136532A Process for recovering yellow phosphorus from phosphorus mud |
11/27/1996 | CN1136403A Method for producing fodder grade calcium hydrophosphate by wet phosphoric acid |
11/27/1996 | CN1033385C Process for production of ammonium phosphate from ammonium bicarbonate |
11/26/1996 | US5578182 Electrolytic production of hypophosphorous acid |
11/21/1996 | WO1996036562A1 Bone substitution material and a method of its manufacture |
11/21/1996 | DE19619701A1 Stabilised red phosphorus for use as fire retardant in polyamide etc. |
11/20/1996 | EP0742850A1 Method of synthesizing iii-v semiconductor nanocrystals |
11/14/1996 | DE19517499A1 Ammonium poly:phosphate with low solubility used as flame resistant agent |
11/12/1996 | US5573740 Generation of phosphine from reaction of metal phosphide with water |
11/06/1996 | CN1134915A Method for producing ammonium phosphate by using ammonium bicarbonate as a subtitute for liquified ammonia |
11/06/1996 | CN1134914A Solvent sedimentation method for purifying wet method phosphoric acid |
11/05/1996 | US5571493 Bone repair |
10/31/1996 | DE19515480A1 Trisodium phosphate hemihydrate in crystalline stoichiometric composition for use in the food industry |
10/29/1996 | US5569694 Garnet-containing stabilizer mixtures for polymers |
10/29/1996 | US5569490 Tetracalcium phosphate-based materials and processes for their preparation |
10/29/1996 | US5569442 Bone replacements, cements |
10/23/1996 | EP0738776A1 Colloidal alkali or alkaline-earth metal carbonates containing a calcium phosphorous and sulphur compound in micellar form |
10/22/1996 | US5567403 Particles of rare earth phosphate and method for the preparation thereof |
10/16/1996 | CN1033016C Process of filling barrels for non-miscible liquid and equipment thereof |
10/15/1996 | US5565502 For bone repair or replacement |
10/09/1996 | EP0736539A2 Mesoporous crystalline acid composition of a diphosphonate-phosphite of a tetravalent metal which can be used as a catalyst |
10/09/1996 | EP0735983A1 Preparation of lithium hexafluorophosphate solutions |
10/09/1996 | CN1132721A Sodium tripolyphosphate producing method with associated ammonia water product |
10/08/1996 | US5562895 Methods and compositions for mineralizing and flouridating calcified tissues |
10/08/1996 | US5562889 Cerium/lanthanum/terbium mixed phosphates |
10/08/1996 | US5562870 Method of producing hollow, heat-resistant beads |
10/03/1996 | WO1996030300A1 Novel thorium phosphates, method for preparing same, and use thereof for storing radioactive materials |
10/02/1996 | EP0734353A1 Reactor container, plant and process for the production of sulfuric acid |
10/02/1996 | CN1132330A Method and appts. for utilizing tail gas of yellow phosphorus by means of electric furnace method |
10/02/1996 | CN1132104A Extraction of acids and metal salts from queous solutions with diethyl dodecylphosphonate |
09/19/1996 | WO1996028508A1 Stabilizer for halogen-containing resins and process for the preparation thereof, halogen-containing resin composition, and composite hydroxide salt |
09/19/1996 | CA2188916A1 Stabilizer for halogen-containing resins and process for the preparation thereof, halogen-containing resin composition, and composite hydroxide salt |
09/11/1996 | CN1130635A Catalyst system for olefin polymerization and process for polymerization of at least one olefin in presence of this catalyst system |
09/10/1996 | US5554781 Monoalkyl phosphonic acid ester production process |
09/10/1996 | US5554404 Leavening acid composition |
09/03/1996 | US5552361 Aluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereof |
08/28/1996 | EP0728728A1 A method for the production of calcium salts of weak acids |
08/28/1996 | CN1129670A Process and apparatus for producing phosphorus by solid reaction with coal combustion heating indirectly |
08/27/1996 | US5550308 Upgrading hydrocarbon feedstock by partially oxidizing in presence of vanadium containing mixed metal phosphate catalyst having sodium super ionic conductor structure |
08/27/1996 | US5550274 Simple, single-stage |
08/27/1996 | US5549878 Processes for the disposal and recovery of phossy water |
08/21/1996 | CN1032581C Continuous production technology for food-grade phosphoric acid |
08/20/1996 | US5547876 Mixing the substance with nontoxic promoter selected from glass frit, niobium pentaoxide, inorganic phosphate and mixture, for accelerating the combustion, decomposing the substance by heating, analyzing elements from product |
08/14/1996 | CN2232912Y Apparatus for reclaiming yellow phosphorus from mud phosphorus |
08/13/1996 | US5545254 Free of calcium oxide |
08/06/1996 | US5543444 Obtained by thermal conversion of white phosphorus using a dispersant; coated with a metal oxide or thermosetting resin; stability; antiagglomerants |
08/06/1996 | US5543209 Multilayer coating of phospho-calcium from hydroxyapatite with tricalcium phosphate |
08/06/1996 | US5543128 Vacuum evaporation |
08/06/1996 | US5543127 Dilute solution of a hydride in liquid nitrogen |
08/06/1996 | US5542973 Bioresorbable; useful for bone and tooth repair |
07/24/1996 | EP0722773A1 Adsorbent for activated TGF-beta1, method for detecting activated TGF-beta1, and method for detecting cancer |
07/24/1996 | EP0722772A1 Column packing material comprising OH-carbonated hydroxyapatite |
07/17/1996 | EP0721918A2 Process for producing ammonium polyphosphate of crystalline form II |
07/17/1996 | CN1126699A Prodn of high-concentration defluorinated phosphate with powdered coal as fuel |
07/16/1996 | US5536575 Tetracalcium phosphate-based materials and processes for their preparation |
07/11/1996 | WO1996020890A1 Method of making hypophosphorous acid |