Patents
Patents for C01G 55 - Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum (1,459)
08/2001
08/28/2001US6281125 From vaporized (diene)ru(co)3
08/23/2001US20010015448 Ferroelectric capacitor and semiconductor device
08/14/2001US6274774 Process for preparing aldehydes in the presence of an aqueous phase containing rhodium and sulphonated triarylphosphines as catalyst
08/09/2001WO2001056932A1 Method for recovering rhodium from reaction products of oxosynthesis
07/2001
07/26/2001DE10002381A1 Purification and/or treatment of suspensions of precious metals and/or rare earth elements comprises concentrating suspension using membrane filter, washing concentrated suspension, and removing filtrate using membrane filter
07/25/2001EP1118683A1 Membrane filter process and apparatus for the purification and/or treatment of suspensions of precious metal compounds
07/18/2001CN1304382A Phodium sulfate compounds and rhodium plating
07/11/2001EP1114796A1 Process for the winning of osmium and ruthenium from precious metal concentrates
07/11/2001EP1114795A1 Process for the separation of ruthenium from precious metal solutions
07/05/2001US20010006612 Concentrate, by treating with nitric acid, then heating the suspension, collecting osmium tetroxide in a hydroxide absorption solution, and alkalinizing the remaining suspension, then finally oxidative extraction of ruthenium
06/2001
06/27/2001EP1110604A1 Process for recovering rhodium
06/26/2001US6251482 Forming a silver coating on a vitreous substrate
06/26/2001US6251355 Fine cisplatin powder and process for the production thereof
06/13/2001EP0880396B1 Catalysts for the full oxidation of volatile organic compounds
06/05/2001US6241870 Reacting rhodium metal with sulfuric acid to produce rhodium sulfate solution, cooling below 20 degrees c., neutralizing with base to precipitate rhodium hydroxide, adding sulfuric acid to produce second rhodium sulfate solution
05/2001
05/16/2001EP1098850A1 Rhodium sulfate compounds and rhodium plating
05/03/2001DE10000275C1 Process for removing ruthenium from precious metal solutions comprises adding chlorate to a ruthenium-containing solution and feeding a carrier gas through the suspension/solution to collect the ruthenium tetroxide produced
05/03/2001DE10000274C1 Process for recovering osmium and ruthenium from precious metal concentrates comprises collecting osmium tetroxide in an absorption solution and leaching out ruthenium with an agent
03/2001
03/27/2001US6207232 Producing bis(ethylcyclopentadineyl)ruthenium containing less than eleven parts per million metallic impurities by reacting ruthenium chloride trihydrate and ethyl cyclopentadiene with zinc powder in alcohol solvent; vaporizing to form film
03/22/2001WO2001019752A1 Methods of making mesoporous metal oxide compositions and solid oxide fuel cells
03/22/2001CA2384751A1 Methods of making mesoporous metal oxide compositions and solid oxide fuel cells
02/2001
02/27/2001US6193946 Process for the preparation of a lithium composite metal oxide
02/20/2001US6190508 Method of oxidizing nitride material enhanced by illumination with UV light at room temperature
02/07/2001EP1074635A1 Separation of platinum group metals
01/2001
01/30/2001US6180071 Process for recovering rhodium catalyst
01/04/2001DE19928027A1 Verfahren zur Herstellung von Platin A process for the preparation of platinum
12/2000
12/20/2000EP1061145A1 Process of producing high purity platinum from a hexachloroplatinate solution
12/06/2000EP1057902A2 Improved process for synthesizing a palladium replenisher for electroplating baths
11/2000
11/16/2000WO2000068149A1 Rhodium sulfate compounds and rhodium plating
11/16/2000CA2336977A1 Rhodium sulfate compounds and rhodium plating
11/09/2000WO2000066485A1 Bulk synthesis of long nanotubes of transition metal chalcogenides
10/2000
10/31/2000CA2092049C Process for the recovery of rhodium from residues of carbonylation reactions
10/26/2000WO2000063923A1 Layered lithium manganese compounds
10/17/2000US6133159 Chemical vapor deposition of ruthenium oxide onto semiconductor substrate by vapor phase oxidation of (dienyl)ruthenium tricarbonyl complex with an oxidizing gas
08/2000
08/09/2000EP1026283A1 Method for preparing high purity ruthenium sputtering target and high purity ruthenium sputtering target
08/09/2000CN1262342A Ruthenium film
08/01/2000US6097588 Electrode materials from hydrous metal and/or hydrous mixed metal oxides
07/2000
07/18/2000US6090858 Shape control method for nanoparticles for making better and new catalysts
07/18/2000US6090743 Finely divided particulates of at least one rare earth compound and, optionally, group iva, viia, viii, ib, iib, iiib or ivb compound(s); dispersible in water; low nitrate levels; use as exhaust system catalysts
05/2000
05/25/2000WO2000029332A1 Water-soluble nanostructured metal-oxide colloids and method for preparing the same
05/25/2000CA2350428A1 Water-soluble nanostructured metal-oxide colloids and method for preparing the same
05/18/2000DE19852547A1 Wasserlösliche nanostrukturierte Metalloxid-Kolloide und Verfahren zu ihrer Herstellung Water-soluble nanostructured metal oxide colloids and methods for their preparation
04/2000
04/25/2000CA2137537C Process for preparing an iridium solution; solution thus obtained and use thereof as a catalyst
03/2000
03/21/2000CA2123382C Processing of compositions containing precious metals and other valuable elements for recovery purposes
03/15/2000CN1247527A Process for preparing aldehydes in presence of aqueous phase containing rhodium and sulphonated triarylphosphines as catalyst
03/15/2000CN1050362C Process of removing ions from solutions using complex with sulfur-containing hydrocarbons
03/14/2000US6036823 Sputtering targets of tantalum oxide, indium oxide and or tin oxide in an atmosphere of nitrogen, oxygen and argon mixtures yields amorphous dielectric layer for use with luminescent layer in electroluminescent displays, light controllers
03/09/2000WO2000012779A1 Methods for preparing ruthenium oxide films
02/2000
02/15/2000US6025020 Preparation of high energy capacity ruthenium oxide
01/2000
01/27/2000WO2000004202A1 Method for preparing high purity ruthenium sputtering target and high purity ruthenium sputtering target
01/19/2000EP0972294A1 Electrode materials from hydrous metal and/or hydrous mixed metal oxides and method of preparing the same
01/12/2000CN1241167A Fine cisplatin powder and process for production thereof
01/12/2000CN1048250C Macrocyclic polyether cryptand joined to inorganic carrier, and process for removing, separating and concentrating metals
12/1999
12/15/1999CN1238307A Intermediate carrier for preparing superhigh-purity Y2O3
11/1999
11/24/1999EP0958270A1 Process for preparing aldehydes in the presence of an aqueous phase containing rhodium and sulphonated triarylphosphines as catalyst
10/1999
10/27/1999CN1232878A Process for recovering rhodium catalyst
10/13/1999EP0949341A1 Process for recovering rhodium catalyst from acetic acid production liquids containing tar
10/13/1999EP0949203A1 Fine cisplatin powder and process for the production thereof
10/06/1999CN1231067A Secondary cell with nonaqueous electrolyte and process for preparing positive active material therefor
09/1999
09/29/1999EP0784625A4 Preparation of tetrachloropalladic acid and bis(acetonitrile) palladium dichloride
09/28/1999CA2150295C Rare earth-based dispersible compound, colloid suspension obtained from this compound, processes for their preparation and their use in catalyst production
08/1999
08/10/1999US5936130 Complexing a rhodium compound in aqueous solution and a tertiary aryl phosphine in a solvent solution in a gaseous carbon monoxide atmosphere; separation of the phases; recovering the coomplex in the solvent phase; reuse; wastes
08/04/1999EP0594827B1 Thick film resistor composition
07/1999
07/14/1999EP0929111A1 Secondary cell with nonaqueous electrolyte and process for preparing positive active material therefor
06/1999
06/09/1999CN1043568C Process for preparation of iridium-based solution, solution obtained and use of the latter as catalyst
04/1999
04/29/1999WO1999021239A1 Polymer-stabilised metal colloid solutions, method for producing said solutions and use of the same as catalysts for fuel cell
04/22/1999DE19745904A1 Water-soluble metal colloid solution, used as catalyst for fuel cells and electrolysis cells
03/1999
03/25/1999DE19746136C1 Ruthenium recovery from solutions containing other platinum group metals
03/25/1999DE19746134C1 Sequential recovery of platinum group metals from solution
03/10/1999CN1210475A Catalysts for full oxidation of volatile organic compounds
03/10/1999CN1210474A Compounds for sorption of gases
02/1999
02/24/1999EP0898318A2 Method for producing electrode catalyst powder
02/01/1999CA2241505A1 Method for producing electrode catalyst powder
01/1999
01/26/1999US5863851 Combustion catalysts containing binary oxides and processes using the same
01/26/1999CA2081440C Electrical synthesis of palladium hydroxide compounds
01/14/1999WO1999001903A1 Secondary cell with nonaqueous electrolyte and process for preparing positive active material therefor
12/1998
12/24/1998DE19725588A1 Bimetallic cluster used as catalyst
12/22/1998US5851506 Electrode materials from hydrous metal and/or hydrous mixed metal oxides and method of preparing the same
12/02/1998EP0880396A2 Catalysts for the full oxidation of volatile organic compounds
12/02/1998EP0880394A2 Compounds for the sorption of gases
11/1998
11/11/1998CN1040663C Recovery of palladium catalyst
10/1998
10/14/1998EP0701630B1 Solid bonded oxygen-donor macrocyclic ligands for removing and concentrating metals
08/1998
08/06/1998DE19700804C1 Verfahren zur Herstellung von Aldehyden durch Hydroformylierung olefinischer Verbindungen mit 6 bis 16 Kohlenstoffatomen in Anwesenheit einer Rhodium und sulfonierte Triarylphosphine als Katalysator enthaltenden wäßrigen Phase A process for the preparation of aldehydes by hydroformylation of olefinic compounds having from 6 to 16 carbon atoms in the presence of rhodium and sulfonated triarylphosphines as catalyst-containing aqueous phase
08/04/1998US5789860 Dielectric thin film composition and thin-film EL device using same
07/1998
07/16/1998WO1998030526A1 Process for preparing aldehydes in the presence of an aqueous phase containing rhodium and sulphonated triarylphosphines as catalyst
07/09/1998WO1998029344A1 Fine cisplatin powder and process for the production thereof
06/1998
06/30/1998US5773566 Calcium strontium ruthenate
06/30/1998US5772898 Hydrocarbon conversion process using novel metallo manganese oxides
05/1998
05/12/1998US5750458 Palladium and rare earth oxides
03/1998
03/18/1998EP0829300A1 Process for preparing a rhodium complex solution and process for producing an aldehyde
03/18/1998CN1176151A Process for preparing rhodium complex solution and process for producing aldehyde
01/1998
01/22/1998WO1998002891A1 Electrode materials from hydrous metal and/or hydrous mixed metal oxides and method of preparing the same
01/15/1998WO1997028884A3 Compounds for the sorption of gases
01/06/1998US5705099 Resistive material composition, resistive paste, and resistor
12/1997
12/24/1997WO1997028887A3 Catalysts for the full oxidation of volatile organic compounds
12/17/1997EP0641252B1 Compositions and processes for removing, separating and concentrating desired ions from solutions
10/1997
10/28/1997US5681976 Preparation of bis(acetonitrile) palladium dichloride
08/1997
08/14/1997WO1997028887A2 Catalysts for the full oxidation of volatile organic compounds
08/14/1997WO1997028884A2 Compounds for the sorption of gases
07/1997
07/23/1997EP0784625A1 Preparation of tetrachloropalladic acid and bis(acetonitrile) palladium dichloride
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