Patents
Patents for C22C 29 - Alloys based on carbides, oxides, borides, nitrides or silicides, e.g. cermets, or other metal compounds, e. g. oxynitrides, sulfides (6,311)
05/1992
05/13/1992CN1016620B Process for preparing self-supporting bodies and products made thereby
05/06/1992EP0484014A1 Boron carbide-reactive metal cermets having microstructure tailored by post-densification heat treatment
05/05/1992US5110688 Dieless micro-pyretic manufacturing technique for fabricating bearing materials and the bearing materials produced thereby
05/05/1992US5110543 Cement blade member for cutting-tools and process for producing same
05/05/1992US5110349 Non-uniform compaction of powders to give higher relative density to edges
05/03/1992CA2054834A1 Boron carbide-reactive metal cermets having microstructure tailored by post-densification heat treatment
04/1992
04/29/1992EP0482831A1 Production of chromium carbidenickel base coatings
04/21/1992US5106698 Ceramic articles with a modified metal-containing component
04/21/1992US5106674 Blade member of tungsten-carbide-based cemented carbide for cutting tools and process for producing same
04/15/1992EP0480636A2 High hardness, wear resistant materials
04/11/1992WO1992007102A1 Alumina ceramic-metal articles
04/11/1992CA2093230A1 Alumina ceramic-metal articles
04/11/1992CA2027293A1 Method for obtaining a powdered refractory material and a reactor for carrying out the method
04/10/1992CA2052977A1 High hardness, wear resistant materials
04/08/1992EP0478770A1 Tungsten carbide-containing hard alloy that may be processed by melting
04/07/1992US5102452 Sintering powder agglomeration containing binder, removal of binder, high temperature heat treatment for melting; homogenization, cooling to form spherical particles; powder metallurgy
04/03/1992WO1992006223A1 Nickel or cobalt based cermet with dispersed niobium carbide
04/03/1992CA2093238A1 Nickel or cobalt based cermet with dispersed niobium carbide
04/01/1992EP0477685A2 Cermets and their production and use
04/01/1992CN1059858A Binder enriched cvd and pvd coated cutting tool
03/1992
03/31/1992CA1298102C Cermet material, cermet body and method of manufacture
03/25/1992EP0476734A1 Dispersion strengthened lead-tin alloy solder
03/25/1992EP0476572A2 Tantalum carbide composite materials
03/25/1992EP0476346A1 Ceramic-metal articles and methods of manufacture
03/19/1992WO1992004280A1 Decarburized tungsten carbide
03/18/1992WO1992005009A1 Binder enriched cvd and pvd coated cutting tool
03/11/1992CN1059372A Dispersion strengthened lead-tin alloy solder
03/04/1992CN1059138A Agglomerate of composite superhard material and its mfg. method
03/03/1992US5093151 Plasma cvd process for coating a basic tool body
03/03/1992US5092920 High strength, wear-resistant cutting tool inserts
03/01/1992CA2049636A1 Ceramic-metal articles and methods of manufacture
02/1992
02/26/1992CN1015646B Microwave sintering process of w-co carbide hard metals
02/20/1992WO1992002651A1 Hard alloy
02/18/1992US5089447 Borides, carbides, silicides, nitrides
02/18/1992US5089047 Ceramic-metal articles and methods of manufacture
02/06/1992WO1992001645A1 Composite alumina/metal powders, cermets made from such powders and production methods
01/1992
01/29/1992CN1058235A Producing method for hard alloy containing rare earth
01/28/1992US5084425 Self-supporting ceramic bodies with altered microstructures
01/28/1992CA1294992C Ceramic articles with a modified metal-containing component and methods of making same
01/28/1992CA1294788C Method of treating cemented carbide bodies regarding their compositions and structures
01/08/1992EP0465101A1 Fused yttria reinforced metal matrix composites
01/08/1992EP0464396A1 Carbonitride alloys based on the transition metals (M, M*, M**) of groups 4 (M), 5 (M*) and 6 (M**) of the periodic table of elements, process for their production and an application for the carbonitride alloys
01/04/1992CA2043875A1 Fused yttria reinforced metal matrix composites
01/02/1992EP0464012A1 Cemented carbide body for rock drilling, mineral cutting and highway engineering
12/1991
12/31/1991US5077269 Sputtering target used for forming quinary superconductive oxide
12/29/1991CA2045811A1 Silver-or silver-copper alloy-metal oxide composite material and process of producing the same
12/27/1991EP0462955A1 Improved tools for cutting rock drilling
12/24/1991US5074623 Tool for cutting solid material
12/18/1991EP0462091A1 Improved tools for percussive and rotary crushing rock drilling provided with a diamond layer
12/18/1991EP0461260A1 Method for obtaining electrode material for electrospark alloying
12/10/1991US5071473 Homogeneous microstructure; hardness, coercive force
12/03/1991US5069872 Cutting tool
11/1991
11/26/1991US5068149 Wire member of cemented carbide
11/26/1991US5067986 Process for producing coarse, longitudinally oriented column crystals in an oxide-dispersion-strengthened nickel-base superalloy
11/19/1991US5066622 Method of producing and modifying the properties of ceramic composite bodies
11/19/1991US5066546 Carbide particles embedded in a steel matrix, earthmoving equipment
11/19/1991US5066544 Containing metal sulfide or nickel-tin intermetallic
11/12/1991US5064788 Production of ceramic and ceramic-metal composite articles with surface coatings
11/12/1991US5064731 Dental prostheses
10/1991
10/31/1991WO1991016466A1 Tungsten carbide-containing hard alloy that may be processed by melting
10/29/1991US5061661 Carburization of tungusten; sintering carbide with cobalt
10/23/1991EP0453068A2 Sintered exhaust seal
10/22/1991US5059491 Cermet blade member for cutting-tools and process for producing same
10/22/1991US5059490 Uniform dispersion of complex boride and corbide whiskers, high temperature stability; high compressive strength and toughness, for structurural uses
10/15/1991US5057147 Method for preparation of WC-NI grade powder
10/15/1991CA1290597C Process for forming metal-ceramic composites
10/09/1991EP0449813A1 Complex ceramic whisker formation in metal-ceramic composites
10/08/1991CA1290134C Infiltration processing of boron carbide-, boron-, and boride- reactive metal cermets
10/03/1991WO1991014795A1 Self-lubricating hard material
10/02/1991EP0448572A1 Hard metal composite body and process for producing it.
10/02/1991EP0299027B1 Creep-resistant alloy of refractory metals and its production process
10/01/1991US5053074 Ceramic-metal articles
09/1991
09/25/1991EP0406265A4 Densification of ceramic-metal composites
09/25/1991CN1054733A Chuck jaw
09/24/1991US5051126 Hard dispersed phase of metal and binder phase of iron or group VIII metal
09/18/1991CN1054553A Process for producing porous refractory materials products thereof, and method of making products
09/17/1991US5049452 Metallic copper with rare earth, group 2a, and copper oxides
09/04/1991CN1054270A Recovery and processing method of waste hard alloy material
09/03/1991US5045512 Mixed sintered metal materials based on borides, nitrides and iron binder metals
09/03/1991US5045281 Silver and/or copper electroconductive component and arc-proof component selected from certain metals, their carbides or borides
09/03/1991US5045121 Aqueous solution of hydrogen peroxide
08/1991
08/22/1991WO1991012350A1 Method for the preparation of articles of composite materials
08/20/1991US5041414 Continuous, malleable, silver-plated ceramic
08/20/1991US5041399 Hard sintered body for tools
08/20/1991US5041261 Method for manufacturing ceramic-metal articles
08/14/1991EP0441262A1 Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
08/13/1991US5039633 B4C/Al cermets and method for making same
08/13/1991US5038640 Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
08/09/1991CA2035285A1 Titanium carbide modified hardfacing for use on bearing surfaces of earth boring bits
08/07/1991EP0440157A1 Process for producing a surface-coated blade member for cutting tools
07/1991
07/31/1991EP0438916A1 Coated cemented carbides and processes for the production of same
07/23/1991US5034187 Method of making carbide/fluoride/silver composites
07/16/1991US5032174 Powder particles for fine-grained hard material alloys and a process for the preparation of powder particles for fine-grained hard material alloys
07/11/1991WO1991009979A1 Method for obtaining electrode material for electrospark alloying
07/09/1991US5030519 Melting, solidification; reduction of particle size
07/09/1991US5030038 Hobbing tool for finishing gears
07/09/1991CA1285777C Cemented carbide with a binder phase gradient and method of making the same
07/03/1991CN1052703A Corrosion resisting hard alloy and its made method
06/1991
06/26/1991EP0433856A1 Mixed hard metal materials based on borides, nitrides and iron group matrix metals
06/18/1991US5024559 Pure tungsten carbide and cobalt alloy; nonchipping
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