| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 219146100 | Weld rod composition | 21 |
| 20120298647 | METHOD FOR RECOVERING TITANIUM-CONTAINING BYPRODUCTS - A process for producing a coating material for coating welding electrodes and/or for producing a welding powder which can be used in an electric welding, such as in an under-powder welding, a welding powder additive, and/or a flux additive, includes obtaining a titanium-containing by-product or waste product, such as a titanium dioxide-containing material, in at least one of a production step and a production stage during a titanium dioxide production process, such as a titanium dioxide pigment production process. The titanium-containing by-product or waste product is added and/or mixed into a coating material, a welding powder, a welding powder additive, and/or a flux additive so as to obtain a titanium-containing material mixture. The titanium-containing material mixture is processed so as to provide the coating material, the welding powder, the welding powder additive, and/or the flux additive. | 11-29-2012 |
| 20130043227 | HIGH STRENGTH STICK ELECTRODE - A shielded metal arc welding electrode for depositing a high strength weld metal bead on a workpiece which satisfies the strength requirements under America Welding Society A5.5 standard's E11018M classification with no chromium added to the composition of the electrode. | 02-21-2013 |
| 20140117001 | ALUMINUM ALLOY WELDING WIRE - A composition for welding or brazing aluminum comprises silicon (Si) and magnesium (Mg) along with aluminum in an alloy suitable for use in welding and brazing. The Si content may vary between approximately 4.7 and 10.9 wt %, and the Mg content may vary between approximately 0.15 wt % and 0.50 wt %. The alloy is well suited for operations in which little or no dilution from the base metal affects the Si and/or Mg content of the filler metal. The Si content promotes fluidity and avoids stress concentrations and cracking. The Mg content provides enhanced strength. Resulting joints may have a strength at least equal to that of the base metal with little or no dilution (e.g., draw of Mg). The joints may be both heat treated and artificially aged or naturally aged. | 05-01-2014 |
| 20140299590 | WELDING ADDITIVE FOR ELECTRIC ARC WELDING AND LASER BEAM WELDING OF MIXED JOINS MADE OF AUSTENITIC AND FERRITIC STEEL - A welding additive for electric arc welding and laser beam welding of mixed joins composed of austenitic and high-manganese-containing and ferritic steel, where the high-manganese-containing steel has a manganese content of at least 7-30% by weight includes of the following alloy elements in % by weight: C 0.04-1.0; Mn 7-30; Si≦6; Al≦4; Mo≦2; Ti≦0.5; Zr 0.01-01; B 0.001-0.01; P<0.005; S<0.002; N<0.008; balance iron and unavoidable steel accompanying elements. | 10-09-2014 |
| 219146220 | Nonferrous | 7 |
| 20090032515 | Magnesium Welding Wire - It is an object of the invention to provide a magnesium welding wire excellent in surface cleanliness and a method for manufacturing the same. | 02-05-2009 |
| 20100102049 | ELECTRODES HAVING LITHIUM ALUMINUM ALLOY AND METHODS - A welding electrode and a method of manufacturing the same are provided. The welding electrode can include a flux portion having a material which can contain a lithium aluminum alloy. | 04-29-2010 |
| 20120097658 | CHROMIUM FREE HARDFACING WELDING CONSUMABLE - Compositions for Chromium-free hardfacing welding consumables are provided that include between approximately 0.3% and approximately 1.5% Carbon, between approximately 0.2% and approximately 2.5% Manganese, between approximately 0.3% and approximately 1.3% Silicon, between approximately 1.3% and approximately 5.5% Boron, between approximately 1.0% and approximately 4.0% Nickel, between approximately 1.0% and approximately 6.0% of at least one of Titanium and Niobium, and between approximately 0.1% and approximately 2.0% Tungsten and/or Molybdenum. Additional welding consumable compositions and weld deposit compositions are also provided to provide hardfacing materials with little or no Chromium content. | 04-26-2012 |
| 20140190952 | ALUMINUM ALLOY WELDING WIRE - A composition for welding or brazing aluminum comprises silicon (Si) and magnesium (Mg) along with aluminum in an alloy suitable for use in welding and brazing. The Si content may vary between approximately 4.7 and 10.9 wt %, and the Mg content may vary between approximately 0.20 wt % and 0.50 wt %. The alloy is well suited for operations in which little or no dilution from the base metal affects the Si and/or Mg content of the filler metal. The Si content promotes fluidity and avoids stress concentrations and cracking The Mg content provides enhanced strength. Resulting joints may have a strength at least equal to that of the base metal with little or no dilution (e.g., draw of Mg). The joints may be both heat treated and artificially aged or naturally aged. | 07-10-2014 |
| 20140305921 | HIGH Cr Ni-BASED ALLOY WELDING WIRE, SHIELDED METAL ARC WELDING ROD, AND WELD METAL FORMED BY SHIELDED METAL ARC WELDING - Provided is a high Cr Ni-based alloy welding wire with which tensile strength and weld cracking resistance of a welded portion, the integrity of the microstructure of a welded metal, and inhibition of scale generation are improved. The high Cr Ni-based alloy welding wire is configured to have an alloy composition comprising, by mass, C: 0.04% or less, Mn: 7% or less, Fe: 1 to 12%, Si: 0.75% or less, Al: 0.01 to 0.7%, Ti: 0.01 to 0.7%, Cr: 25.0 to 31.5%, Ta: 1 to 10%, and Mo: 1 to 6%, and as inevitable impurities, Ca+Mg: less than 0.002%, N: 0.1% or less, P: 0.02% or less, O: 0.01% or less, S: 0.0015% or less, H: 0.0015% or less, Cu: 0.08% or less, and Co: 0.05% or less, and the balance: Ni. Then, the high CrNi-based alloy welding wire is configured such that the contents of S, Ta, Al, and Ti satisfy the following relation (1) and the contents of Ta, Mo, and N satisfy the following relation (2): | 10-16-2014 |
| 20160067834 | NICKEL-CHROMIUM ALLOY AND METHOD OF MAKING THE SAME - A nickel and chromium alloy having a combined wt. % of nickel and chromium of at least 97 wt. %, wherein the chromium accounts for 33 to 50 wt. % of the alloy. The alloy may be provided in strip form and has adequate ductility for the manufacture of various products, such as sheaths for flux cored welding electrodes. A method of making the alloy strip includes forming a powder charge that is 97 to 100 wt. % of nickel and chromium combined and the chromium accounts for 33 to 50 wt. % of the charge, roll compacting the powder charge to form a green strip, sintering the green strip to form a sintered strip, and cold rolling and annealing the sintered strip to form the alloy strip. | 03-10-2016 |
| 20180021892 | METHOD AND DEVICE FOR REVERSIBLY ATTACHING A PHASE CHANGING METAL TO AN OBJECT | 01-25-2018 |
| 219146230 | Containing nickel, chromium, and iron | 5 |
| 20090321405 | Ni-Co-Cr High Strength and Corrosion Resistant Welding Product and Method of Preparation - A nickel (Ni), chromium (Cr), cobalt (Co), iron (Fe), molybdenum (Mo), manganese (Mn), aluminum (Al), titanium (Ti), niobium (Nb), silicon (Si) welding alloy, articles made therefrom for use in producing weldments and methods for producing these weldments. The welding alloy contains in % by weight about: 23.5 to 25.5% Cr, 15 to 22% Co, up to 3% Fe, up to 1% Mo, up to 1% Mn, 1.1 to 2.0% Al, 0.8 to 1.8% Ti, 0.8 to 2.2% Nb, 0.05 to 0.28% Si, up to 0.3% Ta, up to 0.3% W, 0.005 to 0.08% C, 0.001 to 0.3% Zr, 0.0008 to 0.006% B, up to 0.05% rare earth metals, up to 0.025% Mg plus optional Ca and the balance Ni including trace additions and impurities. The welding alloy offers a combination of high temperature strength, ductility, stability, toughness and essentially defect-free weldability and weldments as to render the alloy range uniquely suitable for joining boiler tubing to the header pipe in supercritical, ultra-supercritical and advanced ultra-supercritical boiler applications where essentially defect-free joining is critical. | 12-31-2009 |
| 20110315668 | Erosion Resistant Hard Composite Materials - A hard composite composition comprises a binder; and a polymodal blend of matrix powder. In an embodiment, the polymodal blend of matrix powder has at least one local maxima at a particle size of 30 μm or less, at least one local maxima at a particle size of 200 μm or more, and at least one local minima between a particle size of about 30 μm to about 200 μm that has a value that is less than the local maxima at a particle size of 30 μm or less. | 12-29-2011 |
| 20120152928 | Auxiliary Material for Soldering Sheets - The invention relates to an auxiliary material for soldering steel sheets, wherein the auxiliary material comprises weight percentages of 15 to 40% Zn, 5 to 30% Mn, 0.01 to 10% Ni, and typical impurities no greater than 1%, and the remainder Cu. | 06-21-2012 |
| 20140131338 | METAL CORED WELDING WIRE, HARDBAND ALLOY AND METHOD - Various embodiments of a metal cored wires, hardband alloys, and methods are disclosed. In one embodiment of the present invention, a hardbanding wire comprises from about from about 16% to about 30% by weight chromium; from about 4% to about 10% by weight nickel; from about 0.05% to about 0.8% by weight nitrogen; from about 1% to about 4% by weight manganese; from about 1% to about 4% by weight carbon from about 0.5% to about 5% by weight molybdenum; from about 0.25% to about 2% by weight silicon; and the remainder is iron including trace elements. The hardband alloy produced by the metal cored wire meets API magnetic permeability specifications and has improved metal to metal, adhesive wear resistance compared to conventional hardband alloys. | 05-15-2014 |
| 20140332517 | SYSTEMS AND METHODS FOR LOW-MANGANESE WELDING ALLOYS - The present disclosure relates generally to welding alloys and, more specifically, to welding consumables (e.g., welding wires and rods) for welding, such as Gas Metal Arc Welding (GMAW), Gas Tungsten Arc Welding (GTAW), Shielded Metal Arc Welding (SMAW), and Flux Core Arc Welding (FCAW). In an embodiment, a welding alloy includes less than approximately 1 wt % manganese as well as one or more strengthening agents selected from the group: nickel, cobalt, copper, carbon, molybdenum, chromium, vanadium, silicon, and boron. Additionally, the welding alloy has a carbon equivalence (CE) value that is less than approximately 0.23, according to the Ito and Bessyo carbon equivalence equation. The welding alloy also includes one or more grain control agents selected from the group: niobium, tantalum, titanium, zirconium, and boron, wherein the welding alloy includes less than approximately 0.6 wt % grain control agents. | 11-13-2014 |
| 219146310 | Particulate | 5 |
| 20130270248 | SYSTEMS AND METHODS FOR WELDING ELECTRODES - The invention relates generally to welding and, more specifically, to welding wires for arc welding, such as Gas Metal Arc Welding (GMAW) or Flux Core Arc Welding (FCAW). In one embodiment, a tubular welding wire includes a sheath and a core. Further, the core includes a carbon source and an agglomerate having a Group I or Group II compound, silicon dioxide, and titanium dioxide. Additionally, the carbon source and the agglomerate together comprise less than 10% of the core by weight. | 10-17-2013 |
| 20140021188 | HOT-WIRE CONSUMABLE TO PROVIDE WELD WITH INCREASED WEAR RESISTANCE - A filler wire (consumable) for depositing wear-resistant materials in a system for any of brazing, cladding, building up, filling, hard-facing overlaying, welding, and joining applications is provided. The consumable is composed of base filler materials consistent with commonly known compositions. For example, the base filler material can comprise standard materials used in many standard mild steel wires. In addition to the base filler materials, the consumable includes wear-resistant materials. The wear-resistant materials include at least one of amorphous metallic powder, diamond crystals, diamond powder, tungsten carbide, and aluminides. | 01-23-2014 |
| 219146320 | Alloying | 1 |
| 219146410 | Nickel or chromium | 1 |
| 20140305922 | TUBE WELDING ROD RESISTANT TO HIGH STRESS ABRASION - A tube welding rod resistant to high stress abrasion is used for hard facing of an abrasion-resistant layer, and comprises a welded tube and a filler filling the welded tube. The filler comprises, in weight percentages, 65-90% of spherical sintered tungsten carbide particles, 5-30% of spherical cast tungsten carbide particles, 0-15% of mechanically ground cast tungsten carbide particles, 2-6% of alloy power, and 0.2-1% of an organic binder. The used of the mixed spherical sintered tungsten carbide particles and the spherical cast tungsten carbide particles improves the abrasion resistance performance of the hard-faced layer in the high stress working condition, improves the overall abrasion resistance of the abrasion-resistant hard-faced layer formed by the welding rod, and is suitable for surface hardening of bits. | 10-16-2014 |
| 219146510 | Containing carbide | 1 |
| 20080251507 | Hardfacing Ferroalloy Materials - A method of producing a carbide-containing ferroalloy welding consumable material and a method of producing a hardfacing on a suitable substrate using the consumable material are disclosed. The method of producing the consumable material comprises the steps of forming a homogeneous melt that has a required concentration of key elements, such as carbon, chromium and manganese, for the consumable material and forming a consumable material from the melt. | 10-16-2008 |
| 219146520 | Shielding | 1 |
| 20140209590 | MODIFIED FLUX SYSTEM IN CORED ELECTRODE - A welding system and cored welding electrode composition is disclosed for performing a short arc welding process between an advancing wire electrode and a workpiece. The system comprises a power source with a controller for creating a current pulse introducing energy into the electrode to melt the end of the electrode and a low current quiescent metal transfer section following the end of the melting pulse during which the melted electrode short circuits against the workpiece; a timer to measure the actual time between the end of the pulse and the short circuit; a device for setting a desired time from the pulse to the short circuit; a circuit to create a corrective signal based upon the difference between the actual time and the desired time; and, a circuit responsive to the corrective signal to control a given parameter of the current pulse. | 07-31-2014 |
