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Matches 651 - 700 out of 6,791

Document Document Title
WO/1996/002345
The present invention concerns a method, according to which powder compositions of iron-based particles are admixed with a thermoplastic material and a lubricant. The obtained mixture is compacted at a temperature below the glass-transit...  
WO/1995/032827
An iron-based powder for producing components by powder compacting and sintering consists essentially of 0.6-2.0 % by weight of Mo, 0.2-0.8 % by weight of P, 0-2 % by weight of Cu, 0-0.3 % by weight of Mn, 0.2-0 % by weight of C, and not...  
WO/1995/032048
A porous metal filter possessing enhanced anticorrosive properties is provided including sintered metal particles composed of an alloy composition of iron aluminide having a range in concentration corresponding to Fe3Al to FeAl phases an...  
WO/1995/030502
The present invention concerns low alloy PM materials which after single pressing and sintering utilising traditional powder metallurgy processes and equipment combine high mechanical strength and high density with maintained precision o...  
WO/1995/027801
The invention covers the method and equipment for the addition and distribution of reaction material in vapour form (e.g. magnesium vapour) in cast iron baths in order to reduce the content of sulphur and/or modify the form of the graphi...  
WO/1995/026421
There is described a method of making a sintered article, the method comprising the steps of mixing a prealloyed ferrous powder having a composition in the following ranges in weight %: carbon 0.7-2.7/ chromium 3-6/ cobalt 5-10/ vanadium...  
WO/1995/024508
The invention relates to an inoculant for the manufacture of cast iron with lamellar, compacted or spheroidal graphite wherein said inoculant comprises between 40 and 80 % by weight of silicon, between 0.5 and 10 % by weight of calcium a...  
WO/1995/021452
A permanent magnet is provided which is comprised of, by atomic percent: 10-24 % R; 2-28 % boron, 0.1-18.12 % hydrogen; and balance being M. R is at least one element selected from La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, ...  
WO/1995/021275
A process of forming a sintered article for powder metal comprising blending carbon and ferro alloys and lubricant with compressible elemental iron powder, pressing said blended mixture to form sintering said article, and then high tempe...  
WO/1995/019861
The invention relates to a method for the manufacturing of a composite metal product. More particularly, the invention relates to a method for the manufacturing of a composite product consisting of at least two stainless steel materials ...  
WO/1995/018877
The invention relates to a sintered friction material for the production of friction-linked components, in particular synchronising rings, and a friction-linked component, especially a synchronising ring, with such a sintered friction ma...  
WO/1995/009494
The present invention provides methods for combining antenna diversity (10, 12) and gain control (15, 19, 17) in a communications system using a single chain of receiver characteristics. A number of input parameters related to various ch...  
WO/1995/008006
A process is disclosed for producing sintered parts from a molybdenum-containing steel alloy by atomisation, pressing and sintering.  
WO/1995/008005
Method for production of ferrosilicone in an electric reduction furnace, by using iron-containing, quartz-containing and carbonaceous materials. The reduction furnace is, in addition to Si-containing materials, supplied with agglomerates...  
WO/1995/003995
The present invention relates to a method for producing microsilica having a reflectivity between 65 and 90 % in a smelting furnace for production of ferrosilicon or silicon by using a charge comprising an SiO2-source and a solid carbona...  
WO/1995/004362
A process for manufacturing an Alnico system permanent magnet is disclosed in which the alloy powder of the Alnico system having the proper composition is manufactured through a rapid solidification process, so that the crushability and ...  
WO/1995/002024
The invention is directed to a plasma sprayable powder for coating surfaces such as cylinder bores of an internal combustion engine, comprising grain size agglomerates of (i) a plurality of solid lubricant particles (15a, 15b, 15c, 15d, ...  
WO/1994/027764
A chromium-base alloy steel powder for high-strength sinter with high tensile strength, high fatigue strength and high toughness suitable for the use as automotive parts, office automation equipment parts and the like. The steel powder c...  
WO/1994/027763
The present invention relates to eutectic alloy systems, such as white irons, in which a primary phase grows out of the melt when the melt is cooled below the liquidus temperature and comprises pouring the molten metal alloy at a tempera...  
WO/1994/026946
An object of this invention is to provide a method of and an apparatus for manufacturing medium and low carbon ferromanganese, capable of reducing the running cost and manufacturing medium and low carbon ferromanganese at a low cost. To ...  
WO/1994/017939
The invention relates to a composition and a method for producing a finely ground powder of sponge-iron and hard-phase material.  
WO/1994/016111
A method is disclosed of producing a corrosion resistant product from a billet comprising a core of finely divided ferrous swarf compacted into briquettes in a stainless steel jacket and in which the billet is heated to a temperature at ...  
WO/1994/014991
A process of coining sintered articles of powder metal comprising: blending carbon, ferro manganese, and lubricant with compressible elemental iron powder, pressing the blended mixture to form the articles, high temperature sintering of ...  
WO/1994/014557
A method of producing bearing surfaces from powder metal blanks comprising: blending carbon and ferro alloys and lubricant with compressible elemental iron powder, pressing the blending mixture to form the powder metal blank, high temper...  
WO/1994/013418
An iron-based powder for producing high-strength components with a small local variation in dimensional change, by powder compacting and sintering. The powder contains, in addition to Fe, 0.5-4.5 % by weight Ni, 0.65-2.25 % by weight Mo ...  
WO/1994/013846
The disclosed material comprises different zones of a maximum size comprised between 60 and 500 microns, wherein at least two substances have different hardness and friction coefficients, the harder substance having the higher friction c...  
WO/1994/008061
A method of producing a sintered metal component from powder comprises mixing a high alloy steel powder with a low alloy steel or an iron powder in the presence of a free carbon powder in the range 0.1 to 1.5 wt %, optionally with a lubr...  
WO/1994/006588
An iron powder and mixed powder for powder metallurgy as raw materials for producing sintered mechanical components by adding Cu powder and graphite powder to iron powder and rolling and sintering the mixture, 0.008 to 0.5 wt.% of at lea...  
WO/1994/005822
A process of forming a sintered article of powder metal comprising: selecting elemental iron powder; determining the desired properties of said sintered article and selecting, a quantity of carbon, and ferro alloy from the group of ferro...  
WO/1994/004297
The method and apparatus for reclaiming substantially pure sand from a heat treating furnace (19); wherein a casting with sand core and/or sand mold, comprising sand bound by a combustible binder, attached thereto is introduced into the ...  
WO/1994/005021
Magnetic materials containing a rare earth metal, and iron or a similar metal, as well as nitrogen and carbon, are produced by gas absorbing nitrogen and carbon sequentially into a parent intermetallic compound; the resulting magnetic ma...  
WO/1994/002273
Methods for preparing metallurgical powders containing an organic lubricant are provided. The powders are prepared by wetting a dry admixture of an iron-based powder, at least one alloying powder, and a first organic lubricant with an or...  
WO/1994/000259
A flame-retardant bonded magnet which does not contain cobalt, the use of which is restricted from the viewpoint of resources saving, and is excellent in the temperature characteristics optimal for a display and the convergence yoke of t...  
WO/1993/024261
The invention relates to an additive for improving the machinability of iron-based powder compositions. The additive contains a combination of calcium fluoride particles and barium fluoride particles, which is included in an amount of 0....  
WO/1993/024260
The invention relates to an additive for improving the machinability of iron-based powder compositions. The additive contains calcium fluoride particles which are included in an amount of 0.1-0.6 % by weight in the powder composition. Th...  
WO/1993/024673
In a powder composition for surface-coating metal substrates by plasma transfer (PTA), the powder particles contain 18.0-30.0 % by weight of Cr, 5.0-20.0 % by weight of Ni, 1.0-3.5 % by weight of C, optionally 0.1-3.0 % by weight of each...  
WO/1993/022469
Iron-based metallurgical powder compositions are produced by mixing iron-based powder with an improved binder/lubricant that comprises dibasic organic acid and one or more additional components such as solid polyethers, liquid polyethers...  
WO/1993/022470
Lead free shotshell pellets consisting essentially of an alloy of iron and tungsten are disclosed. The pellets may be uniformly coated with a natural or synthetic resin, a lubricant, or a synthetic polymer or elastomer. The pellets are p...  
WO/1993/019875
A method is described for the manufacture of a sintered ferrous-based material having improved machinability, the method comprises the steps of making a mixture of a ferrous-based powder, the mixture including a compound containing at le...  
WO/1993/018195
A process is suitable for producing a sintered body made of a high alloy steel powder. The steel powder is heated up to the sintering temperature, is maintained at the sintering temperature during a predetermined time period and the thus...  
WO/1993/015319
A vane made of sintered iron alloy containing uniformly dispersed hard carbides and comprising an iron-based matrix. The alloy consists of 0.7 - 1.5 wt% of C, 3.0 - 5.0 wt% of Cr, 0 - 10.0 wt% of Mo, 1 -20.0 wt% of W, 0.5 - 6.0 wt% of V,...  
WO/1993/014896
A minute acicular particle containing metallic iron, iron carbide and free carbon, which is produced by reducing iron carbide, has a mean particle diameter (major axis) of 0.1-0.5 mum and an average aspect ratio of 3 to 15, and contains ...  
WO/1993/013898
This invention relates to a dry-process production of high purity metal powder by quenching which comprises the steps of melting a metal inside a melting vessel by r.f. waves in a vacuum or in a gas atmosphere, lowering the melting vesse...  
WO/1993/013232
A metallic solid comprising a metal-carbon matrix of an allotropic metal and metallofullerites of the allotropic metal is disclosed, along with an associated method of forming the solid by interrupting and temporarily holding a metal-car...  
WO/1993/012359
A rotor for use with a caliper in a brake system of a vehicle. The rotor has a hub with a plurality of openings therein for attachment to an axle which rotates with a wheel of the vehicle. The hub has either an annular disc or spokes whi...  
WO/1993/005908
A method of producing a chilled iron camshaft from a chromium containing cast iron is described. The cast iron material contains between 0.5 wt % to 1.2 wt % of chromium, the camshaft having a white iron structure adjacent chill inserts ...  
WO/1993/003874
The invention relates to an iron-based powder composition which, in addition to a substantially non-alloyed Fe-powder, comprises Sn and P, optionally lubricant and at most 1.0 % by weight of impurities. In the composition, Sn and P are p...  
WO/1993/002818
A high speed steel which has been manufactured power-metallurgically and has the following chemical composition in weight-%: 0.6-0.9 C, from traces to max 1.0 Si, from traces to max 1.0 Mn, 3-5 Cr, 0-5 Mo, 0-10 W, where (Mo+W/2) shall be...  
WO/1993/002819
The invention relates to a high-speed steel which is manufactured powder-metallurgically and has the following chemical composition in weight-%: 1.3-1.6 C, from traces to max 1.0 Si, from traces to max 1.0 Mn, 3-5 Cr, 4-7 Mo, 4-8 W, 2-4 ...  
WO/1993/002821
The invention relates to a high-speed steel which is manufactured powder-metallurgically and has the following chemical composition: 2.2-2.7 C, from traces to max 1.0 Si, from traces to max 1.0 Mn, 3.5-4.5 Cr, 2.5-4.5 Mo, 2.5-4.5 W, 7.5-...  

Matches 651 - 700 out of 6,791