Patents for B22F 9 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor (17,593)
12/1979
12/11/1979US4178171 Manufacture of acicular ferromagnetic iron particles
12/04/1979US4177026 Device for the manufacture of spherical metallic powder
11/1979
11/20/1979CA1066594A1 Making metal particles comprising the heterogeneous seeding of precursors
11/13/1979US4174211 Coating semi-molten core with powder, cooling and pulverizing
11/06/1979CA1065651A1 Process for production of ferromagnetic powder
10/1979
10/30/1979US4172720 Attrition, sparkle
10/23/1979CA1064740A1 Method for improving the sinterability of cryogenically-produced iron powder
10/09/1979US4170602 Using metal complexes to moderate crystal growth
10/09/1979US4170466 Alloy with silicon and manganese, chromium or zirconium, surface silicon dioxide film
10/09/1979CA1063835A1 Method and apparatus for continuous passivation of sponge iron material
09/1979
09/25/1979US4168967 Nickel and cobalt irregularly shaped granulates
09/18/1979CA1062428A1 Method and apparatus for continuous passivation of sponge iron material
09/11/1979US4167582 Magnetic metallic powder containing iron and magnetic recording medium using same powder
09/11/1979CA1061968A1 Spheroidization method and apparatus
09/04/1979US4166736 Powdered metal filter composition and processes for producing the same
09/04/1979CA1061608A1 Method for processing and densifying metal
09/04/1979CA1061606A1 Wear-resistant alloy, and method of making same
08/1979
08/28/1979US4165978 Briquet sheet breaking by cooling and bending
08/07/1979CA1059967A1 Fine flaked aluminum manufacture
07/1979
07/11/1979EP0002664A1 Metallic scrap-treatment process and apparatus therefor
07/03/1979CA1057537A1 Method of making iron powder
07/03/1979CA1057509A1 Metal powder production by direct reduction in an arc heater
07/03/1979CA1057508A1 Metal powder production by direct reduction in an arc heater
06/1979
06/27/1979EP0002651A1 Method for producing a platinum catalyst on a support material
06/19/1979US4158561 Decarburization of ferrous alloy
06/05/1979CA1055737A1 Method for producing iron or iron alloy powders having a low oxygen content
05/1979
05/22/1979US4155748 Manufacture of ferromagnetic metal particles consisting essentially of iron
05/15/1979US4154608 Leaching, reduction with hydrogen
05/15/1979US4154284 Method for producing flake
04/1979
04/17/1979US4149876 Process for producing tantalum and columbium powder
04/17/1979CA1052575A1 Method and apparatus for granulating
04/10/1979US4148632 Treatment of dissolved basic nickel carbonate to obtain nickel
04/03/1979US4147534 Method for obtaining Mg and Ca through carbon reduction
03/1979
03/27/1979CA1051205A1 Method of spray smelting copper
03/22/1979WO1979000132A1 Process and device for the granulation of molten materials
03/07/1979EP0000926A1 Method and apparatus for producing flakes from molten material
02/1979
02/27/1979US4141763 Process for production of ferromagnetic powder and apparatus therefor
02/27/1979US4141719 Tantalum metal powder
02/20/1979US4140528 Fully dense; superplastic behavior during forging
02/20/1979US4140462 Cooling means for molten metal rotary atomization means
02/13/1979US4139181 Reduction of magnesium oxide with carbon, no scale formation
01/1979
01/23/1979US4136059 Method for producing highly dispersed catalytic platinum
01/16/1979CA1046386A1 Process for the production of low apparent density water atomized steel powders
01/16/1979CA1046315A1 Method of and apparatus for making lead shot
01/16/1979CA1046307A1 Organometallic salts, metallic powders produced therefrom, and process for making the same
01/16/1979CA1046290A1 Continuous preparation of pure metals by gaseous reduction
01/09/1979US4133677 Reducing, ferric oxide, using coating of silica to protect against
01/09/1979US4133676 Acicular ferromagnetic metal particles and method for preparation of the same
01/09/1979CA1045806A1 Method of producing magnetic material
12/1978
12/26/1978US4131450 Process for manufacturing cobalt-base reduced powder
12/12/1978US4129443 Method for improving the sinterability of iron powder derived from comminuted scrap metal
12/05/1978CA1043594A1 Production of copper by gaseous reduction
12/05/1978CA1043593A1 Process for production of ferromagnetic powder
12/05/1978CA1043588A1 Powdery material for magnetic recording medium and process for production of same
11/1978
11/28/1978US4127235 Process for producing pulverous selenium from raw selenium
11/28/1978US4127158 Process for preparing hollow metallic bodies
11/21/1978CA1042735A1 Copper coated composite powders and method of production thereof
11/21/1978CA1042688A1 Process for the production of a ferromagnetic metal powder
11/07/1978US4124377 Method and apparatus for producing atomized metal powder
10/1978
10/31/1978US4123264 Reacting an iron compound and a reducing gas under turbulent flow conditions
10/31/1978CA1041324A1 Process for the production of high apparent density water atomized steel powders
10/24/1978CA1040894A1 Method of manufacture of metallic powder
10/17/1978CA1040375A1 Sulphur pelletization process
10/03/1978CA1039465A1 Method and apparatus for forming filaments from an unconfined source
09/1978
09/26/1978CA1039057A1 Machines for making powders by melting rotating electrodes
09/26/1978CA1039028A1 Production of freeze-dried metal salts
09/19/1978US4115107 Milling metal particles, gases, lubricants
09/19/1978CA1038652A1 High surface area valve metal powder
09/12/1978US4113815 Method for manufacturing composition including fine particles dispersed therein
09/12/1978CA1038172A1 Process for producing ductile superconductive alloys
09/05/1978US4111686 Forming a cyanide complex, reduction with hydrogen
08/1978
08/22/1978US4109060 Porous electrode for a chemo-electric cell and a method of preparing the same
08/22/1978US4108927 Dropping molten lead into quenching bath
08/01/1978US4104342 Method for making metal powder of low oxygen content
07/1978
07/18/1978US4101311 Reducing agents
07/18/1978US4101310 Emulsification of molten metal in carrier fluid, stabilization by reaction on surface of droplets
06/1978
06/27/1978US4097267 Purification and realloying of arsenic/selenium alloys
06/20/1978US4096316 Reduction of iron, cobalt, and nickel compounds
06/06/1978US4093454 Nickel-base sintered alloy
06/06/1978US4093450 Production of ultrafine cobalt powder from dilute solution
05/1978
05/27/1978US4097313 Method of recovery of ferromagnetic metal or alloy particles by using a magnetic drum
05/23/1978US4090874 Method for improving the sinterability of cryogenically-produced iron powder
05/16/1978US4089682 Cobalt-base sintered alloy
05/16/1978US4089676 Hydrazine, alkali metal base, controlled geometry
05/09/1978US4088429 Spherical shot producing machine
04/1978
04/04/1978US4082207 Electromagnetic apparatus for construction of liquid metals
03/1978
03/28/1978US4081500 Spraying molten sulfur on water
03/21/1978US4080126 Water atomizer for low oxygen metal powders
03/14/1978US4078873 Apparatus for producing metal powder
02/1978
02/28/1978US4076861 Magnetic recording substance
02/28/1978US4076472 Centrifugal pelletizer
02/14/1978US4073648 Thermoplastic prealloyed powder
02/14/1978US4073647 Preparation of cermets
02/07/1978US4072514 Magnesium composites and mixtures for hydrogen generation and method for manufacture thereof
02/07/1978US4072501 Method of producing homogeneous mixed metal oxides and metal-metal oxide mixtures
01/1978
01/31/1978US4071229 Vacuum revolving cylindrical furnace
01/24/1978US4070184 Process for producing refractory carbide grade powder
01/17/1978US4069367 Magnetic powder material comprising iron oxide particles with a copper-cobalt alloy coating
01/17/1978US4069045 Metal powder suited for powder metallurgical purposes, and a process for manufacturing the metal powder
01/10/1978US4067736 Metal powder production