Patents for C22C 5 - Alloys based on noble metals (4,347)
08/1982
08/04/1982EP0056857A1 Material for electrical contacts
07/1982
07/21/1982EP0056141A1 Homogeneous ductile nickel-palladium based brazing foils
07/13/1982US4339644 Alloy of copper, gold, silver, palladium, indium
07/13/1982US4339270 Corrosion resistant amorphous noble metal-base alloys
07/07/1982EP0055383A2 Base material for firing in order to prepare an intermediate layer between a high melting dental alloy and a tooth porcelain
06/1982
06/24/1982WO1982002013A1 Cu-ag alloy solder
06/22/1982US4336290 Useful in dentistry
06/22/1982CA1126009A1 Electrical contact material and fabrication process therefor
05/1982
05/18/1982US4330330 Work material of silver with tin and tungsten oxides for electrical contact
05/18/1982US4330329 Gold bonding wire for semiconductor elements and the semiconductor element
04/1982
04/27/1982US4326889 Prothetic
04/13/1982US4324588 Arc erosion resistant composite materials and processes for their manufacture
03/1982
03/16/1982US4319877 Palladium-based dental alloy containing indium and tin
03/16/1982CA1119841A1 Mischmetal-nickel-iron hydrogen storage compound
03/09/1982CA1119433A1 Sintered contact material of silver and embedded metal oxides
03/09/1982CA1119432A1 Composite electrical contact material of ag-sn oxides alloy
03/03/1982EP0046471A2 Dental alloy and prosthesis
02/1982
02/23/1982US4316944 Noble metal-chromium alloy catalysts and electrochemical cell
02/09/1982US4314848 Wear resistance
12/1981
12/16/1981EP0041611A2 Metallic powder mixtures for preparing dental amalgams
12/08/1981CA1113741A1 Electrical contact materials containing internally oxidized silver alloys
10/1981
10/27/1981US4297416 Gold alloy wire for jewelry chains
09/1981
09/30/1981EP0036556A1 Gold-free alloys for bonding ceramic material by firing
09/29/1981CA1109698A1 Metallic substrate with intermetallic compound coating or cladding
08/1981
08/12/1981EP0033628A2 A product to be used in dental amalgams
07/1981
07/07/1981CA1104381A1 Material and process for making electrical contacts and resulting product
06/1981
06/30/1981US4276086 Chemical resistant, workability, hardness
06/17/1981EP0030261A1 Use of brazing alloys for direct brazing of oxide-containing silver contacts onto contact supports
06/16/1981CA1103063A1 Dental gold alloy
04/1981
04/29/1981EP0027520A1 Electrical weak-current contact
04/14/1981US4261744 Gold-free and silver-free
03/1981
03/31/1981CA1098342A1 Noble-metal dental alloy with improved gold color
03/10/1981US4255192 Treatment of lathe cut dental amalgam particles and spheroidal silver-copper alloy with mineral acid or methanol before blending
03/10/1981US4255191 Gold-silver alloys with good tarnish resistance for the dental art
03/04/1981EP0024349A1 Material for electric contacts and process for its manufacture
03/03/1981US4253872 Thorium doped iridium alloy for radioisotope heat sources
02/1981
02/24/1981CA1096205A1 Jewellery alloys
02/10/1981US4249940 Mischmetal-nickel-iron hydrogen storage compound
01/1981
01/27/1981CA1094360A1 Palladium alloys
12/1980
12/30/1980US4242135 Electrical contact materials of internally oxidized Ag-Sn-Bi alloy
12/16/1980US4239533 Magnetic alloy having a low melting point
11/1980
11/11/1980US4233185 Catalysts for oxidation and reduction
10/1980
10/15/1980EP0017404A1 A rhodium electrical contact of a switch particularly a reed switch
10/07/1980CA1087235A1 Silver-tin oxide composite electrical contact
08/1980
08/26/1980CA1084445A1 Cathode starting blanks for metal deposition
08/19/1980US4218244 Gold alloy for firing on porcelain for dental purposes
08/12/1980US4217137 Gold based alloy composition and brazing therewith, particularly for ceramic-metal seals in electrical feedthroughs
07/1980
07/29/1980US4214904 Gold-tin-silicon alloy for brazing silicon to metal
07/29/1980CA1082492A1 Silver-copper-germanium alloys having high oxidation resistant melts
06/1980
06/03/1980US4205982 Noble metal alloy for dentistry and dental restoration using same
05/1980
05/27/1980US4204863 Sintered contact material of silver and embedded metal oxides
05/14/1980EP0011044A1 Contact material for an electrical device and method of making the same
05/13/1980CA1077311A1 Platinum-rhodium alloys having low creep rates
05/06/1980US4201577 Gold-indium-palladium-rhenium-ruthenium
04/1980
04/01/1980US4195988 Au-Pd-Cr Alloy for spark plug electrodes
03/1980
03/25/1980US4194907 Gold alloys for fusion to porcelain
03/19/1980EP0008975A1 Yellow gold-based alloy, particularly for use as a dental alloy, which may be coated by a ceramic material, and process for hardening said alloy
03/04/1980CA1073022A1 Integrated silver-tin oxide electrical contact materials
02/1980
02/19/1980CA1071903A1 Alloy for a nozzle plate for spinning glass fibers
02/12/1980US4188557 Piezoelectric overtone resonator with at least a convex surface and specific thickness and diameter or diagonal
02/05/1980CA1070984A1 Gold-colored alloy solders
01/1980
01/08/1980CA1069347A1 Corrosion-resistant dental alloy having improved handling characteristics
12/1979
12/25/1979US4180700 Gold, vanadium, yttrium, scandium
12/25/1979CA1068518A Electrical contacts of dispersion strengthened gold
12/18/1979US4179288 Palladium base dental alloy
12/18/1979US4179286 Silver free, low gold-noble metal alloys for firing of dental porcelain
12/18/1979CA1068129A1 Dental composition
12/04/1979CA1067316A1 Dental alloy and amalgam
12/04/1979CA1067256A1 Skin melted articles
11/1979
11/27/1979CA1066926A1 Method of preparation of dispersion strengthened silver electrical contacts
11/27/1979CA1066924A1 Dental alloy and amalgam
11/14/1979EP0005312A2 Gold alloys, a method of brazing and articles formed thereby
10/1979
10/09/1979US4170471 Indiu,, manganese, bismuth, chromium, lead, copper, beryllium
08/1979
08/28/1979US4165983 Platinum, gallium
08/14/1979US4164419 Powdered alloy for dental amalgam
08/14/1979CA1060283A1 Method of making an ordered alloy
08/07/1979CA1059795A1 Dental amalgam
07/1979
07/17/1979US4161403 Composite electrical contact material of Ag-alloy matrix and internally oxidized dispersed phase
06/1979
06/26/1979US4159198 Method of making a nozzle plate for spinning glass fibers made of special alloy and resulting nozzle plate
05/1979
05/22/1979US4155730 Platinum, palladium, rhodium, gold
05/22/1979US4155660 Alloys of platinum group metals and transition metals
05/15/1979CA1054398A1 Dental amalgams
05/01/1979CA1053485A1 Ruthenium powder metal alloy and method for making same
04/1979
04/24/1979US4150982 AG-Metal oxides electrical contact materials containing internally oxidized indium oxides and/or tin oxides
04/24/1979CA1053034A1 Dental powder composite and amalgam
04/17/1979US4149883 Silver-palladium alloys
03/1979
03/20/1979CA1051088A1 Production of a metal alloy electrode using chemical reduction
03/13/1979CA1050305A1 Composite material comprising reinforced aluminum or aluminum-base alloy
02/1979
02/27/1979CA1049201A1 Dental amalgams
01/1979
01/02/1979US4132830 Gold color retained after firing with porcelain jacket
12/1978
12/26/1978US4131458 Electrical contact material of silver base alloy
11/1978
11/28/1978US4127468 Process for preparing a metal electrode
11/07/1978US4124382 Dental alloy for use in the adhesion of porcelain
11/07/1978US4124380 Dentistry
10/1978
10/31/1978US4123263 With boron and zirconium; creep resistant; glass-fiberizing bushing
10/31/1978US4123262 With indium, tin or gallium, and palladium; non-staining and bondable to porcelain
10/03/1978CA1039538A1 Dental amalgam and method of making same
09/1978
09/05/1978US4111690 Electrical contacts with gold alloy
07/1978
07/04/1978US4098605 Ferromagnetic palladium alloys
06/1978
06/20/1978US4095977 Material for making electrical contacts, process for making materials, and contacts made with the material
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