Class 219/146.31 - Particulate

Subclass of Class 219 - Electric heating
Definition: Subject matter including a granular material.
No. of patents: 35
Last issue date: 10/23/2007

Number	Title	Issue Date
7285747	Flux assisted gas tungsten arc welding utilizing consumable inserts for ultra low profile welding applications A speedy method of welding in a tight space using a single pass is provided using a technique which involves the use of a particularly shaped, flux treated consumable insert to provide deep weld penetration by a GTAW machine which is compact and fits the narrow spac...	10/23/2007
7087860	Straight polarity metal cored wires A core composition of a metal-cored wire comprising a combination of graphite and potassium compounds has been proven to stabilize the arc in a straight polarity welding configuration. In particular, adding a combination of graphite and potassium manganese titanate ...	08/08/2006
6787736	Low carbon high speed metal core wire The present invention is a weld wire comprising a sheath encapsulating a metal core made of powdered metal, wherein a fill percentage of the metal core is no less than approximately 12%. The metal core comprises a core composition alloyed with an alloying element or...	09/07/2004
6784401	Welding electrode and method for reducing manganese in fume A cored electrode for arc welding wherein the electrode has a core in which the fill material includes a manganese-containing composite particle. A method for arc welding comprises providing a cored electrode having a core of fill material including a composite part...	08/31/2004
6750430	Nickel-base powder-cored article, and methods for its preparation and use An article is made by preparing an elongated preform having a net metallic composition, and including a tubular sheath made of a sheath nickel-base alloy, and a core disposed within the tubular sheath and including consolidated powder particles made of a core nickel...	06/15/2004
6707005	Penetration flux Deep penetration gas tungsten arc welds are achieved using weld penetration containing one or more compounds selected from the group of compounds consisting of a) a titanium oxide, b) nickel oxide, c) a metal silicide, and d) mixtures of these compounds a flux conta...	03/16/2004
6674047	Wire electrode with core of multiplex composite powder, its method of manufacture and use A cored wire electrode with a sheath and a multiplex powder composite for use in a thermal spray or welding apparatus. The composite comprises micron-sized particles and sub-micron sized particles, including nano-scale particles, the particles mechanicall...	01/06/2004
6469278	Hardfacing having coated ceramic particles or coated particles of other hard materials Hardfacing to protect wear surfaces of drill bits and other downhole tools having coated cubic boron nitride particles or coated particles of other ceramic, superabrasive or superhard materials dispersed within and bonded to a matrix deposit. The coating ...	10/22/2002
5635266	Patterned heat welding rod for seaming resilient flooring Vinyl heat welding rod for seam sealing vinyl resilient flooring, whether in sheet or tile form, are used to obtain a homogeneous, monolithic appearing surface. This rod is specifically made to duplicate the appearance of the flooring material. For a chip...	06/03/1997
5424127	Ribbon for coating by torch spraying and its use for depositing a quasi-crystalline phase on a substrate The invention relates to a ribbon or bead for coating by torch spraying and its use For depositing a quasi-crystalline phase on a substrate. The bead or ribbon (1) comprises a core having an organic binder and a powder or a mixture of powders able to Form...	06/13/1995
5378871	Flux containing wire for use in stainless steel welding Described herein is a flux cored wire for use in stainless steel welding, the wire having a flux filled In a stainless steel sheath, the flux containing, on the basis of the total weight of the wire, 4.7-8.5% of TiO2, 0.5-3.5% of Al2...	01/03/1995
5370942	Welding auxiliary material An improved welding auxiliary material for producing welded joints between refractory metal parts of high-wattage electric light sources is described. The characteristic feature of the invention is that the welding auxiliary material has a porous structur...	12/06/1994
5260540	Method of improving qualities of materials and wires used therefor In a method of modifying qualities of materials at their local parts, the method comprises the steps of: making capsule particle by encapsulating a core particle with covering particles; making a wire by filling a sheath member with the capsule particle; ...	11/09/1993
5192851	Cored electrode wires A cored electrode wire for pulsed electric arc welding, wherein said core includes from 2.5 to 12% calcium fluoride, from 2 to 8% calcium carbonate, from 0.2 to 2% silicon dioxide and from 0.5 to 1.5% of a fused mixed oxide. Also disclosed is a cored elec...	03/09/1993
5099103	Flux-cored wire for gas shielded arc welding A flux-cored wire for gas-shielded arc welding comprises a steel sheath and a flux composition filled in the steel sheath. The flux composition is present in an amount of 8 to 25 wt. %, based on the total amount of the steel sheath and the flux compositio...	03/24/1992
4787142	Exothermic cutting electrode Exothermic cutting is facilitated by using an electrode fabricated from a single elongated strip of metal roll formed into a generally cylindrical elongated electrode shape. Electrodes can be continuously formed to length by randomly coining the strip bef...	11/29/1988
4721837	Cored tubular electrode and method for the electric-arc cutting of metals A flux cored tubular metallic arc cutting electrode having a steel tube with a core composition of particulate carbonaceous material which is drawn and compacted within the steel tube by reducing the size of the tube. Preferably the carbonaceous material ...	01/26/1988
4689461	Cored tubular electrode and method for the electric-arc cutting of metals A flux cored tubular metallic arc cutting electrode having a low carbon steel tube and a compacted core composition consisting of a particulate reactant metal such as magnesium, aluminum, zirconicum, titanium and alloys of at least two of the particulate ...	08/25/1987
4683368	Weld rod A welding method forms a fiber reinforced weld in a fiber metal matrix composite. Novel weld rods or consumable electrodes for introducing the fibers to the molten weld pool are disclosed. Reinforcing fibers are added to a molten weld pool that is initial...	07/28/1987
4678718	Process and usage of ceriated tungsten electrode material The mentioned ceriated tungsten material is a non-radioactive, hardly consumable or nonconsumable matallic electrode material, utilized in the inert gas shield arc welding, plasma welding, cutting, spray coating and smelting. It can also be used as electr...	07/07/1987
4663244	Filler containing easily oxidizable elements A filler containing easily oxidizable elements such as aluminum, titanium, zirconium, rare earth metals as well as a powder combination containing fluorides and carbonates is used for fusion welding steel, nickel and cobalt alloys and corresponding castin...	05/05/1987
4632882	Filler wire The filler wire is a closed tube, in whose interior is located a filling of two or more pulverulent material components. With the split tube still open, the filling is introduced in the form of layers and then the split tube is closed. As a result of the ...	12/30/1986
4553019	Gouging wire electrode A gouging wire electrode comprising a metal shell, and a powdery or particulate filler section packed into the metal shell, the composition of the filler section comprising 80-95% by weight of carbon and 5-20% by weight of thermosetting resin binder, the ...	11/12/1985
4551610	Tubular welding electrode A formulation for the flux in a cored-type electric arc welding electrode which produces high impact value welds while welding vertically up or overhead and at greater melt-off rates than heretofore. The major flux ingredients are lithium oxide, iron oxid...	11/05/1985
4508955	Electrode for the TIG welding process An electrode suitable for the TIG welding process, in which the welding arc produced by contact-less ignition between the tip of the electrode and the workpiece burns within an inert gas atmosphere and the application of the weld material is effected by a...	04/02/1985
4426428	Nickel-base welding electrode A nickel-base welding electrode is provided comprising a nickel core and a metallic powder-laden flux coating bonded thereto, the total composition of the electrode comprising about 40% to 50% by weight of the nickel core and about 60% to 50% by weight of...	01/17/1984
4352970	Wet welding electrodes A wet welding electrode, for manual arc welding underwater, has a coating containing at least one oxidizing agent such as iron oxide, for neutralizing the embrittling effect of nascent hydrogen, and its core contains at least one constituent, e.g. aluminu...	10/05/1982
4214145	Mild steel, flux-cored electrode for arc welding A mild steel flux-cored electrode is disclosed for use in arc welding mild and low alloy steels, which electrode complies with the specification of the American Welding Society (AWS A5.20-69) classification E70T-1. The electrode has an external diameter o...	07/22/1980
4186293	Cored type welding electrode A cored type welding electrode which enables good penetration, has an improved range of welding voltages, produces low smoke and provides a weld deposit having good impact properties. The flux contains larger than normal quantities of basic oxides, contro...	01/29/1980
4161207	Production of carbide laden consumables in a graphite mold A carbide laden consumable is produced using a mold having at least one U-shaped groove running along the surface thereof, the consumable being produced by charging a first layer of a powdered self-fluxing alloy into the groove, a second layer of a powder...	07/17/1979
4149063	Flux cored wire for welding Ni-Cr-Fe alloys A self-shielding, flux cored arc welding electrode for joining Ni-Cr-Fe alloys and overlaying dissimilar metals. The wire has a nickel-chromium containing alloy sheath and a flux core containing special proportions of carbonates, fluorides, metal oxides, ...	04/10/1979
4137446	Welding wire constituted by a core of welding powder enclosed by a mantle of metal and a method of producing the welding wire A welding wire constituted by a core of welding powder enclosed by a mantle of metal is produced by forming an upwardly open metal channel composed of an outer channel and an inner channel abutting against the inner surface of the outer channel and having...	01/30/1979
4071734	Powder electrode strip for surfacing with wear-resistant alloy A powder electrode strip for surfacing with a wear-resistant alloy consisting of steel shell filled with a powdered mixture containing the following components in appropriate proportions to the total weight of the powder electrode strip: from 12 to 13 wt....	01/31/1978
4012621	Consumable electrode for initiating scarfing In the method of initiating the scarfing process for removing the surface defects of a steel material as the material to be scarfed is moving relative to the movement of the scarfing machine having a scarfing nozzle, the improvement, which comprises the u...	03/15/1977
3996047	Method and mold for producing round rods by powder metallurgy Dense round rods are obtained by placing an uncompacted particle mass into a mold containing a cavity of a predetermined geometry. The particle mass is subjected to a heating schedule wherein entrapped gases are permitted to pass off during an initial per...	12/07/1976

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Class 219/146.31 - Particulate