Patents for B22F 9 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor (17,593)
10/1990
10/23/1990US4964791 Apparatus for manufacturing powder
10/18/1990WO1990011858A1 Low temperature method of forming materials using one or more metal reactants and a halogen-containing reactant to form one or more reactive intermediates
10/18/1990WO1990011852A1 Method of treating spray cast metal deposits
10/17/1990EP0392293A1 Process for producing fine powders by hot substrate microatomization
10/17/1990EP0391914A1 A method of preparing a bulk amorphous metal article
10/17/1990CA2014573A1 Restructuration process for a group of fine particules
10/09/1990US4962291 Apparatus for production metal powder having a shielded runner nozzle gate
10/09/1990US4962084 Mechanical alloying of powdered metals in presence of process control agent; then compaction, shaping
10/04/1990WO1990011379A1 Method and installation for processing scrap of aluminium and of its alloys
10/04/1990DE4009351A1 Fibre prodn. of melt atomisation or centrifugation - using electric charge to stabilise fibres before solidificn.
10/03/1990EP0389476A1 A method of preparing a bulk amorphous metal article
10/02/1990US4960582 Roasting the spinel structure nickel ferrite-modified with zinc compound deposites in presence of barium chloride
10/02/1990US4960462 Acicular, ferromagnetic metal particles essentially consisting of iron, and their preparation
10/02/1990US4960351 Shell forming system
09/1990
09/20/1990WO1990010514A1 Atomizing devices and methods for spray casting
09/18/1990US4957549 Rare earth metal-iron group metal target, alloy powder therefor and method of producing same
09/18/1990US4957541 Capacitor grade tantalum powder
09/15/1990CA2011550A1 Method for making metal fibers from spherical particles of metal powder and an apparatus for carrying out the method
09/14/1990CA2005145A1 Atomizing devices and methods for spray casting
09/12/1990EP0387237A2 Process for making objects, tools and parts by powder metallurgy
09/12/1990EP0386747A2 Method of producing ferromagnetic rare earth-transition metal-boron powder by precipitation
09/12/1990EP0386472A2 Process for producing rare earth-iron-boron-type permanent magnets
09/12/1990EP0386259A1 Device for making metal filaments from spherical particles of metal powder
09/12/1990EP0134808B1 Method for making ultrafine metal powder
09/11/1990CA1273826A1 Amorphous metal alloy compositions for reversible hydrogen storage
09/04/1990US4954169 Agglomerates
08/1990
08/28/1990US4952239 Rare earth metal, iron, boron and additives as alloy component
08/28/1990US4952144 Apparatus for improving quality of metal or ceramic powders produced
08/28/1990US4951881 Process for crushing hafnium crystal bar
08/28/1990CA1273232A1 Oxygen containing permanent magnet alloy
08/23/1990DE3901016A1 Method for making a metal powder and apparatus for carrying out the method
08/14/1990US4948739 Compact polymer/metal composite particles, aqueous dispersions thereof, preparation and use in biological applications
08/14/1990US4948422 Method of manufacturing superfine magnetic metal powder
08/09/1990WO1990008593A1 Method and apparatus for making polycrystaline flakes of magnetic materials having strong grain orientation
08/03/1990WO1990008844A1 Forming a metal coating
08/03/1990CA2046335A1 Forming a metal coating
07/1990
07/31/1990US4944801 Heating, crushing, wet treatment
07/31/1990US4944797 Entrainment in carrier gas, melting, resolidification
07/31/1990CA1272011A1 Process for forming solid solutions
07/25/1990EP0379360A2 Method for the preparation of fine particulate metal-containing compound
07/25/1990EP0378673A1 Method and apparatus for atomization and spraying of molten metals
07/25/1990CN1044058A Process for making brittle metallic powder
07/24/1990US4943316 Relating to the formation of metal alkoxides and metal powders by the use of microwave radiation
07/11/1990EP0377106A1 Alkaline battery and process for producing the same
07/11/1990CN1043649A Process for preparing nd-fe-b spherical non-crystalline microcrystalline powder
07/10/1990US4940596 Decomposing ferromagnetic complex
07/10/1990US4940490 Tantalum powder
07/04/1990EP0376179A2 Alloyed powder and method of preparing same
07/03/1990US4938275 Production of spray deposits
06/1990
06/28/1990WO1990007012A1 Process for the production of metals, alloys and ceramic materials
06/28/1990DE3843859A1 Production of titanium powders by atomisation of the melt
06/27/1990CN1043346A Method for reclaiming w and co from waste materials and products thereof
06/26/1990US4936909 Process for producing fine particulate metals
06/26/1990US4936371 Molten metal sampling, wave damping, flake removal and means for collecting and forwarding flakes for composition analysis
06/26/1990US4936250 Decomposing a metal carbonyl to deposit metal values
06/22/1990CA2006402A1 Process for the production of metals, alloys and ceramic materials
06/20/1990EP0373535A1 Apparatus for transferring rapidly quenched metallic tapes
06/20/1990CN1043098A Apparatus for conveying quickly cooled metal belt
06/19/1990US4934610 Method of comminuting reactive metals
06/14/1990WO1990006200A1 Method for making dispersed metal powders
06/13/1990CN1008332B Making felt from hollow ni fibre
06/12/1990US4933004 Preparation of acicular ferromagnetic metal particles of substantially iron
06/12/1990US4933003 Single phase, homogeneous and high surface area
06/12/1990CA1270111A1 Method of and apparatus for treating and subdividing a liquid using centripetal force
06/06/1990CN1042675A Suspended crystallization method for producing electrode material of tungsten-rare earth oxide
05/1990
05/30/1990EP0370939A2 Process to obtain fine magnetic Nd-Fe-B particles of various sizes
05/30/1990EP0370897A1 Method for the preparation of electrical contact material, and method of making a contact element incorporating such a material
05/30/1990EP0370180A1 Process for producing particles from hafnium and apparatus therefor
05/29/1990CA1269549A1 Production of mechanically alloyed powder
05/24/1990CA2003715A1 Process to obtain ultra fine magnetic nd-fe-b particles of various sizes
05/23/1990EP0369340A1 Thermoelectric material and process for production thereof
05/22/1990US4927456 Hydrometallurgical process for producing finely divided iron based powders
05/22/1990CA1269255A1 Welding using metal-ceramic composites
05/16/1990EP0368676A2 Process for producing ultrafine metal particles
05/15/1990US4925486 Highly compactable zirconium sponge and its manufacture
05/15/1990US4925103 Magnetic field-generating nozzle for atomizing a molten metal stream into a particle spray
05/15/1990CA2002921A1 Thermoelectric material and process for production thereof
05/15/1990CA1269029A1 Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy
05/09/1990EP0367068A2 Capacitor grade tantalum powder
05/09/1990EP0366900A1 Sintered alloy containing carbide
05/08/1990US4924061 Microwave plasma torch, device comprising such a torch and process for manufacturing powder by the use thereof
05/08/1990CA1268672A1 Process and apparatus for applying chilled electrostatically charged particles to the surface of a large metal article
05/03/1990WO1990004661A1 Atomization of metals
05/02/1990EP0365680A1 A method for producing a reduced chromium-ore bearing powder.
05/01/1990US4921553 Magnetically anisotropic bond magnet, magnetic powder for the magnet and manufacturing method of the powder
05/01/1990US4921551 Permanent magnet manufacture from very low coercivity crystalline rare earth-transition metal-boron alloy
05/01/1990US4921531 Process for forming fine ceramic powders
05/01/1990CA2001365A1 Capacitor grade tantalum powder
04/1990
04/26/1990DE3835728A1 Process for the production of powders in the particle size range 1-1000 nm and mouldings made therefrom and use thereof
04/25/1990EP0240530B1 Particulate compositions of ferromagnetic metal oxalates in the form of submicronic needle shaped particles, preparation and application thereof
04/25/1990CN1041554A Process for making compositions of powdery refractory inorganic compounds and metals
04/24/1990US4920010 Particles composed of iron compound, silicon compound layer, nonferrous transition metal layer; oxidation resistance
04/24/1990US4919335 Method and apparatus for atomization and spraying of molten metals
04/19/1990WO1990004042A1 Iron/cobalt alloy filaments
04/18/1990EP0363552A1 Process for preparing metal particles
04/17/1990US4917964 Porous metal-second phase composites
04/11/1990EP0362812A2 Bonded isotropic R-Fe-B-magnet and method for making it
04/11/1990CN1041124A Apparatus for manufacture of metal fiber from spherical metal powder particles
04/11/1990CN1007521B Permanent magnet made from the rare-earth with very low coercive force transition metal, boron alloy
04/10/1990US4916030 Metal-second phase composites