Patents for B22F 9 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor (17,593)
02/1989
02/14/1989US4804407 Adding aluminum powder to mother liquor
02/14/1989US4804167 Atomization of salts
02/08/1989EP0302395A1 Permanent magnets
02/08/1989EP0302355A1 Fe-base soft magnetic alloy powder and magnetic core thereof and method of producing same
02/07/1989US4803291 Particulate compositions of ferromagnetic metal oxalates in the form of submicronic acicular particles, the preparation of same and application thereof
02/01/1989CN1030843A Using mechanically alloying method to producing new magnetic material-crystalloid silicon-steel powder and its application
01/1989
01/31/1989US4801412 Method for melt atomization with reduced flow gas
01/31/1989US4801340 Alloy of rare earth metal, iron and-or cobalt, boron
01/26/1989WO1989000471A1 Centrifugal disintegration
01/26/1989WO1989000470A1 Double disintegration powder method
01/26/1989EP0295283A4 Improvements in or relating to the formation of metal alkoxides and metal powders by the use of microwave radiation.
01/24/1989US4800065 Alloying, carbiding, nitriding, boriding, siliciding
01/24/1989US4799955 Soft composite metal powder and method to produce same
01/18/1989EP0299618A2 Preparation process for ferromagnetic metal fibers
01/18/1989EP0299590A2 Method for producing dysprosium-iron-boron alloy powder
01/18/1989EP0229077B1 Process for dispersion hardening of copper, silver or gold and the ir alloys
01/18/1989CN1030447A Rapidly solidified aluminum based, silicon containing alloys for elevated temp. application
01/17/1989US4798623 Method for producing fine cobalt metal powder
01/04/1989CN2030117U Fast condensing equipment for making fine powder
12/1988
12/28/1988EP0296921A1 Microwave plasma torch, device comprising such a torch and production procedure for powder operating them
12/27/1988US4793853 Expelling molten metal horizontally in sealed chamber with pressurized inert gas; low altitude
12/21/1988EP0295283A1 Improvements in or relating to the formation of metal alkoxides and metal powders by the use of microwave radiation.
12/20/1988US4792351 Forming aqueous solution of metals, forming solid material, reducing
12/15/1988WO1988010002A1 Process for producing ultrafine magnetic metal powder
12/15/1988WO1988009825A1 Rapidly solidified aluminum iron silicon vanadium alloys
12/08/1988DE3715979A1 Process for producing dispersion-hardened metal alloys
12/07/1988CN88204942U Spraying powder-manufacturing device
11/1988
11/30/1988EP0293349A1 A device for manufacture of a metal granulate in the form of small "needles"
11/30/1988EP0292798A2 Hydrometallurgical process for producing finely divided spherical metal powders
11/30/1988EP0292793A2 Hydrometallurgical process for producing finely divided copper and copper alloy powders
11/30/1988EP0292792A2 Hydrometallurgical process for producing finely divided iron based powders
11/29/1988US4788222 Carbide
11/29/1988US4788082 Transportation of condensible gas by jet stream, impinging onto substrate
11/29/1988US4787943 Dispersion strengthened aluminum-base alloy
11/29/1988US4787935 Atomized molten metals contacted with pressurized fluids along swirling helical paths
11/24/1988DE3816326A1 Composite powder of metallic or ceramic whiskers
11/23/1988EP0292195A1 Method for producing metal compound-containing product
11/23/1988EP0292184A2 Highly active catalyst and highly active electrode made of this catalyst
11/23/1988EP0291667A2 Composite powder from metallic or ceramic whiskers
11/22/1988CA1245020A1 Method of atomization of a melt from a closely coupled nozzle, apparatus and product formed
11/16/1988CN88101720A Composite particles of oompact polymer/metal, aqueous dispersion and process of preparation and application in biology thereof
11/15/1988US4784686 Synthesis of ultrafine powders by microwave heating
11/15/1988US4784335 Roller milling
11/15/1988US4784302 For producing fine metal powder
11/15/1988US4783900 Method of continuously producing rapidly solidified powder
11/15/1988CA1244809A1 System for discharging rotary mills
11/15/1988CA1244675A1 Acicular ferromagnetic metal particles
11/09/1988EP0290177A1 Process for producing ultrafine metal powder
11/08/1988US4783417 System for on-line molten metal analysis
11/08/1988US4783215 Low oxygen content iron group based and chromium based fine spherical particles and process for producing same by fluid energy milling and temperature processing
11/08/1988US4783214 Size reduction, entrainment, solidification
11/08/1988CA1244297A1 Process for preparing rotund particles of salt-coated magnesium or magnesium alloy
11/03/1988WO1988008345A1 Method and device for making granules from a metal melt
11/03/1988WO1988007593A3 Process for forming metal-second phase composites utilizing compound starting materials, and products thereof
11/03/1988DE3723996C1 Apparatus for the ultra-fast cooling of liquid metal droplets
11/02/1988EP0288785A2 Process for preparing a material with a nanocrystalline structure
11/01/1988US4781754 Rapid solidification of plasma sprayed magnetic alloys
10/1988
10/26/1988EP0288010A2 Rare earth metal-iron group metal target, alloy powder therefor and method of producing same
10/26/1988CN88101908A Process of producing non-ferrous metal powders or non-ferrous metal powder mixtures
10/25/1988US4780130 Process to increase yield of fines in gas atomized metal powder using melt overpressure
10/25/1988US4779802 For gas atomising a liquid stream
10/25/1988CA1243560A1 Salt coated magnesium granules
10/18/1988US4778517 Hydrometallurgical process for producing finely divided copper and copper alloy powders
10/18/1988US4778516 Angle-impinging gas stream defines a cone with apex coinciding with melt orifice vertical axis
10/12/1988EP0286164A1 Process for preparing powders of non-ferrous metals or metal alloys
10/11/1988US4776885 Sintering three dimensional network and nonmetal particles
10/11/1988US4776883 Reducing silver and palladium compounds with hydrazine; heat treating
10/06/1988WO1988007593A2 Process for forming metal-second phase composites utilizing compound starting materials, and products thereof
10/06/1988WO1988007592A1 Rapidly solidified aluminum based alloys containing silicon for elevated temperature applications
10/05/1988EP0285502A1 Composite compact particles of polymer/metal, aqueous dispersions of these particles, method for their preparation and their use in biology
09/1988
09/28/1988EP0284033A1 A method for producing a rare earth metal-iron-boron anisotropic bonded magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes
09/28/1988EP0283960A1 Hydrometallurgical process for producing finely divided spherical low melting temperature metal based powders
09/27/1988US4774052 Precipitation in alloys
09/27/1988US4774037 Method for producing solid or hollow spherical particles of chosen chemical composition and of uniform size
09/27/1988US4773931 Spindle ferromagnetic alloy particles
09/21/1988EP0282946A1 Hydrometallurgical process for producing finely divided spherical refractory metal based powders
09/21/1988EP0282945A1 Hydrometallurgical process for producing finely divided spherical precious metal based powders
09/21/1988EP0282604A1 Apparatus for producing powder and process for its production
09/20/1988US4772452 In situ precipitation
09/14/1988EP0282291A2 Process for producing ultrafine particles of metals, metal compounds and ceramics and apparatus used therefor
09/14/1988CN87105261A Making technique of activated ferrous powder with high capacity
09/13/1988US4770850 Magnesium-calcium-nickel/copper alloys and articles
09/13/1988US4770718 Compacting solidified drops to increase tensile strength
09/13/1988US4770702 With iron and boron, magnetic
09/13/1988US4769922 Method and means for removing liquid from moist metal particles
09/07/1988WO1988006797A1 Rare earth element-iron base permanent magnet and process for its production
09/06/1988US4769064 Method for synthesizing ultrafine powder materials
09/06/1988US4769063 Method for producing rare earth alloy
09/06/1988US4768577 Dissolution of inert gas in a metal alloy
08/1988
08/31/1988EP0280372A1 Improved method for the manufacture of rare earth transition metal alloy magnets
08/30/1988US4767454 Calcining mixture of chromium and calcium oxides in oxygen; comminution and metallothermal reduction
08/30/1988US4767450 Process for producing the rare earth alloy powders
08/23/1988US4765954 Rapidly solidified high strength, corrosion resistant magnesium base metal alloys
08/17/1988EP0278028A1 Process for producing acicular ferromagnetic metallic particles principally consisting of iron
08/09/1988US4762975 Method and apparatus for making submicrom powders
08/09/1988US4762695 Methods for preparing high-purity molybdenum or tungsten powder and high-purity oxides powder of the same
08/09/1988US4762678 Method of preparing a bulk amorphous metal article
08/09/1988US4762677 Alloying
08/09/1988US4762553 Electromagnets, disintegrating melt stream
08/09/1988CA1240157A1 Process for the production of cobalt, nickel and copper powders from chelating extractants