Patents
Patents for C22F 1 - Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working (21,710)
10/1978
10/24/1978US4122240 Skin melting
10/24/1978CA1041190A1 Aluminium alloy electrical conductors and method of making the same
10/17/1978CA1040515A1 Method for treating superalloy castings
10/03/1978US4118256 Process for the production of oxygen-free copper casting and moldings
10/03/1978US4118009 Sintered ball valve
10/03/1978CA1039484A1 Manufacture of a3b superconductors by decomposition of alkyl compounds
09/1978
09/26/1978US4116731 Heat treated and aged magnesium-base alloy
09/26/1978US4116724 Method of heat treating cobalt-chromium-molybdenum based alloy and product
09/26/1978US4116723 Heat treated superalloy single crystal article and process
09/26/1978CA1039158A1 Production of metallic articles
09/19/1978CA1038731A1 Workable nickel material
09/19/1978CA1038654A1 Wrought aluminium alloy
09/12/1978CA1038204A1 Aluminium alloy products and method for making same
09/05/1978US4111721 Aluminum-manganese alloy
09/05/1978CA1037843A1 Manufacture of wrought brass alloy with special properties
09/05/1978CA1037842A1 Aluminum alloy shapes and method of making the same
08/1978
08/29/1978US4110132 Improved copper base alloys
08/29/1978US4110131 Method for powder-metallurgic production of a workpiece from a high temperature alloy
08/29/1978CA1037294A1 Cobalt-rare earth metal permanent magnetic material
08/22/1978US4109031 Heat treatment, preferential cooling
08/22/1978US4108691 Magnesium, chromium
08/22/1978US4108688 Cast aluminum plate and method therefor
08/22/1978US4108687 Heat treatment
08/22/1978US4108647 Alloys of nickel, chromium and cobalt
08/22/1978CA1036842A1 Copper-hardened permanent-magnet alloy
08/22/1978CA1036801A1 Method for the manufacture of a superconductor having an intermetallic two element compound
08/15/1978US4106956 Aluminum
08/15/1978CA1036340A1 Method and apparatus for the manufacture of a superconductor with a layer of the a-15 phase on the system nb-a1 or nb-a1-ge
08/15/1978CA1036339A1 Method for the manufacture of a superconductor with a layer of the a-15 phase on the system nb-a1-si
08/15/1978CA1036338A1 Method and apparatus for the manufacture of a superconductor
08/08/1978US4105512 Method for the manufacture of a superconductive Nb3 Sn layer on a niobium surface for high frequency applications
07/1978
07/18/1978US4101386 Methods of coating and surface finishing articles made of metals and their alloys
07/11/1978US4099992 Tubular products and methods of making the same
07/11/1978US4099991 Method for effecting reverse shape memory phenomena in Cu-Zn-Si brass alloy
07/11/1978US4099314 Friction and wear resistance
07/04/1978US4098623 Method for heat treatment of titanium alloy
07/04/1978US4098619 Architectural aluminum alloy sheet and method therefor
07/04/1978US4098606 Gallium, indium, thallium; homogenizing
06/1978
06/20/1978US4095999 Heat-treating method
06/13/1978US4094705 Aluminum alloys possessing improved resistance weldability
06/13/1978US4094059 Method for producing composite superconductors
06/06/1978US4093453 Method of making an ordered alloy
05/1978
05/30/1978US4092181 Method of imparting a fine grain structure to aluminum alloys having precipitating constituents
05/23/1978US4090890 Homogenizing, cold rolling, aging
05/23/1978US4090889 Forming of high strength aluminum alloy
05/16/1978US4089711 Antiferromagnetic chromium base invar-type alloys and a method of producing the same
05/16/1978US4089706 Method of producing flint
05/02/1978US4087292 Titanium base alloy
04/1978
04/18/1978US4084963 Electric cell anodes
04/11/1978US4083220 Sub-zero temperature plastic working process for metal
04/04/1978US4082578 Automotive body panels, and bumpers with a aluminum alloy
04/04/1978US4082574 Processing for corrosion resistance in aluminum base alloys containing zinc, magnesium and iron
03/1978
03/28/1978US4081573 Method for preparing superconductive Nb3 Sn layers on niobium surfaces for high-frequency applications
03/28/1978US4081297 Mixing a rare earth, cobalt, iron, and transitign metal alloy with a samarium-rich sinter additive
03/28/1978US4081295 Fabricating process for high strength, low ductility nickel base alloys
03/28/1978US4081294 Avoiding type A luder lines in forming sheet made of an Al-Mg alloy
03/21/1978US4080224 Method of manufacture of seamless capillary thin-walled vacuum-tight pipes form palladium alloys
03/21/1978US4080222 Aluminum-iron-nickel alloy electrical conductor
03/14/1978US4078951 Method of improving fatigue life of cast nickel based superalloys and composition
03/14/1978US4078946 Processing for corrosion resistance in aluminum base alloys containing zinc, magnesium, iron, and cadmium, tin or lead
03/14/1978US4078922 Aluminum, chromium, hafnium, yttrium
03/07/1978US4077814 Method for thermally treating metal components
03/07/1978US4077813 Method of producing complex aluminum alloy parts of high temper, and products thereof
03/07/1978US4077811 Process for "Black Fabrication" of molybdenum and molybdenum alloy wrought products
03/07/1978US4077810 Aluminum alloys having improved mechanical properties and workability and method of making same
02/1978
02/14/1978US4073667 Processing for improved stress relaxation resistance in copper alloys exhibiting spinodal decomposition
02/07/1978US4072542 Alloy sheet metal for fins of heat exchanger and process for preparation thereof
02/07/1978US4072035 Strengthening of a welding seam
01/1978
01/24/1978US4070207 Method of producing porous copper workpieces and product thereof
01/10/1978US4067753 Process for the manufacture of shaped parts from multi-component silver-copper alloys
01/10/1978US4067752 Austenitic aging of metallic compositions
01/10/1978US4067750 Method of processing copper base alloys
01/03/1978US4066480 Process for improving the hot workability of aluminum-magnesium alloys
01/03/1978US4066476 Duplex process for improving the hot workability of aluminum-magnesium alloys
01/03/1978US4066475 Method of producing a continuously processed copper rod
01/03/1978US4066430 Method of tempering in a fluidized quenching medium
12/1977
12/27/1977US4065328 Tin, molybdenum, niobium, zirconium
12/27/1977US4065326 Electrical conductors of aluminum-based alloys and process for the manufacture thereof
12/13/1977US4063211 Method for manufacturing stable metal thin film resistors comprising sputtered alloy of tantalum and silicon and product resulting therefrom
11/1977
11/01/1977US4056411 Cobalt-iron, heat treatment
10/1977
10/25/1977US4055445 Method for fabrication of brass alloy
10/18/1977US4054468 Clad tantalum
10/11/1977US4053330 Heat treatment, quenching, tempering
10/04/1977US4052204 Quaternary spinodal copper alloys
10/04/1977US4051706 Method of making anisotropic permanent magnets of mn-al-c alloys
09/1977
09/20/1977USRE29408 Sealed system, transient elevated gaseous temperatures
09/20/1977US4049426 Hot and cold working, annealing and aging to improve strength and conductivity
09/20/1977US4048836 Forming and heat treating process
09/13/1977US4047980 Processing chromium-containing precipitation hardenable copper base alloys
09/13/1977US4047978 Cold working, annealing
09/06/1977US4046596 Process for producing spectacle frames using an age-hardenable nickel-bronze alloy
08/1977
08/30/1977US4045254 Method for toughening treatment of metallic material
08/30/1977US4044456 Method for the manufacture of a superconductor with a superconductive intermetallic compound of at least two elements
08/16/1977US4042515 Dimeric carboxylic acids in mineral oil
08/16/1977US4042429 Magnetic alloys having wasp-waisted magnetic hysteresis loop
08/16/1977US4042424 Heat treatment, quenching, artificial aging
08/16/1977US4042227 Method and apparatus for continuously homogenizing and quenching aluminum billets
08/09/1977US4040286 High-precision, fine-detail forging process
08/02/1977US4039355 Aluminum alloy shapes
07/1977
07/19/1977US4036669 Deformation, heating, expanding a hysteresis loop