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WO/2023/135245A1 |
A drill-bit tip plate (40) with a first and a second apex (45,46) distanced from an axis of rotation (X) and having inner and outer cutting edges (42,43,65,66) with the first-and second apex (45,46) being distanced from the broad sides (...
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WO/2023/135807A1 |
A mold for an ultra-high pressure generator made of cemented carbide, wherein the cemented carbide comprises a first phase made of a plurality of tungsten carbide particles and a second phase containing cobalt, the Vickers hardness of th...
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WO/2023/120342A1 |
This cemented carbide has a hard phase containing W and C and a binder phase containing an iron-group metal. In addition, the binder phase has a fractal dimension of 0.7 or greater when in a dispersed state.
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WO/2023/114632A1 |
Provided are (I) cemented carbide compositions including a ceramic hard phase having metal carbides of niobium carbide, tungsten carbide, and tantalum carbide and (II) cermet compositions including a ceramic hard phase having metal carbi...
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WO/2023/091899A1 |
Provided are cemented carbides having a binder phase having nanometric carbide precipitates therein. The cemented carbides have improved hardness properties by increasing the hardness of the binder phase, while retaining good levels of f...
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WO/2023/091830A1 |
Provided are cemented carbides having a hard phase including tungsten carbide (WC), a binder phase including Co, and an additive being a grain growth inhibitor either (I) selected from the group consisting of MO2C, TiC, TaC, and NbC, and...
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WO/2023/079937A1 |
A cermet tool according to the present disclosure has a base comprising a cermet sintered body containing a hard phase containing at least a Ti carbonitride, and a bonding phase containing Co and/or Ni. In a cermet tool according to an a...
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WO/2023/065457A1 |
The present invention relates to the technical field of chemical metallurgy, and provides a method for preparing ultrafine tungsten carbide powder by means of one-step carbonization of tungsten oxide. Carbon black and/or graphene of a so...
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WO/2023/062158A1 |
Disclosed is a method for additively manufacturing a sintered article from a powder composition comprising granules of cemented carbide or cermet. The method comprises the steps of additively manufacturing (102) a bottom portion by depos...
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WO/2023/062818A1 |
The present invention provides a cemented carbide which comprises a first phase that is composed of a plurality of tungsten carbide particles and a second phase that contains cobalt; this cemented carbide contains not less than 78% by vo...
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WO/2023/062156A1 |
Disclosed is a method for additively manufacturing an article comprising cemented carbide or cermet, wherein the article comprises at least one binder-free region. The method comprises a) depositing (102) a layer of powder composition an...
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WO/2023/046437A1 |
The present invention discloses a hierarchical composite wear component comprising a reinforced part and a non-reinforced part, the reinforced part comprising a three- dimensionally interconnected network of periodically alternating mill...
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WO/2023/045367A1 |
A neutron moderation composite material, comprising a mixed material, a material accounting for 0.1-5% of the weight percentage of the mixed material and comprising a 6Li element, and Cu accounting for 0.1-5% of the weight percentage of ...
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WO/2023/048939A1 |
An innovative cored wire to produce composite claddings containing hard niobium carbide for protection against corrosion, erosion and wear. The cored wire contains an outer wire metallic sheath comprising of metal alloy base, and an inno...
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WO/2023/042777A1 |
Provided are a tool and the like excellent in abrasion resistance. A coated ultrafine grain cemented carbide drill 1 is produced by coating an ultrafine grain cemented carbide with a hard coating film by means of PVD or CVD, said coated ...
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WO/2023/038238A1 |
The present invention relates to a cemented carbide for cutting tools comprising, by weight%, 4-13% of Co, 1-12% of a compound, and the balance being WC and other unavoidable impurities, characterized in that when the average particle di...
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WO/2023/037577A1 |
The main purpose of the present invention is to provide a cermet composite material capable of improving the bond strength between a cermet portion and a non-cermet portion even without being subjected to a high-temperature heat treatmen...
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WO/2023/038081A1 |
The purpose of the present invention is to provide a CoFeB alloy-based target material that reduces generation of particles during sputtering. Provided is a sputtering target material comprising an alloy containing Co and/or Fe, and B an...
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WO/2023/024162A1 |
A method for recovering a carbide from a waste Ti(C,N)-based metal ceramic, which belongs to the field of metal ceramic composite material manufacturing. The method specifically discloses: crushing a Ti(C,N)-based metal ceramic, sequenti...
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WO/2023/009575A1 |
A composite structure, exhaust aftertreatment system, and method of manufacture. The composite structure includes a body that includes an array of intersecting walls that form a plurality of channels extending in an axial direction throu...
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WO/2023/285316A1 |
A sintered cemented carbide insert for mining or cutting applications comprising: a mean WC grain size of between 0.8 – 18 µm; a binder phase in a weight between 4 - 18 wt%; gamma phase with the cubic gamma phase precursors in a weigh...
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WO/2023/282565A1 |
The present invention provides: a method for partially reducing vanadium pentoxide (V2O5) using an ammonia solution: wherein ammonia is used to convert vanadium pentoxide (V2O5) powder to ammonia vanadate (NH4VO3), which is an intermedia...
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WO/2023/281841A1 |
This method for manufacturing a metal porous body formed from a metal material includes: a step for preparing the metal material and a shaped body containing a support powder; a step for generating a composite shaped body, in which the m...
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WO/2023/274818A1 |
The present invention relates to a method of making a ready-to-print cermet or cemented carbide powder comprising sintered granules comprising sintering the granules in a carburizing atmosphere. Due to the carburizing atmosphere, the gra...
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WO/2022/268845A1 |
Disclosed is a method for manufacturing an article (100). The method comprises assembling (202) a green body comprising cemented carbide, the green body further comprising at least one recess. The method further comprises inserting (206)...
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WO/2022/262420A1 |
The present invention provides a WC-based hard alloy. The molecular formula of the WC-based hard alloy is T-WC-HAE, wherein T is at least one of carbide, oxide or boride, and HAE is a high-entropy alloy; the HAE is selected from at least...
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WO/2022/262421A1 |
Disclosed in the present invention is a method for preparing an ultrafine WC cemented carbide having a molecular formula of WC-T-HEA, wherein T is at least one of a carbide, an oxide or a boride, and HEA is a high-entropy alloy. The meth...
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WO/2022/263477A1 |
A method of treating a cemented carbide insert for rock drilling and mineral cutting comprising a core of cemented carbide and a surface zone of cemented carbide wherein the core further contains eta-phase and the surface zone is free of...
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WO/2022/248808A1 |
The invention relates to a method for manufacturing a part, referred to as final part, comprising a portion of metallurgical material and a portion of at least one type of inorganic gemstone, characterized by the following steps: - using...
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WO/2022/242959A1 |
A method for recovery at least one cemented carbide body from a component comprising the steps of: first clamping the component in a clamping device; and then simultaneously or cyclically heating and vibrating the component to dislodge t...
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WO/2022/233590A1 |
The invention relates to a cemented carbide material, in particular a hard metal, comprising 70-95 wt.% tungsten carbide in dispersed form, and a binder phase, the binder phase comprising metallic binder material and intermetallic phase ...
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WO/2022/234095A1 |
The present invention relates to a coated cutting tool comprising a substrate at least partially coated with a coating, said substrate is made of cemented carbide composed of hard constituents in a metallic binder and wherein said metall...
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WO/2022/233589A1 |
The invention relates to a cemented carbide material, in particular a hard metal, comprising 70-95 wt.%, preferably 80-95 wt.%, tungsten carbide in dispersed form, and a binder phase, the binder phase comprising metallic binder material,...
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WO/2022/233491A1 |
The invention relates to a method for manufacturing a cemented-carbide body, wherein: in a mixing and/or grinding process, preferably in a wet grinding process, tungsten carbide powder (WC powder) and metal binder material, comprising co...
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WO/2022/230364A1 |
This cemented carbide comprises a first phase composed of a plurality of tungsten carbide particles and a second phase containing cobalt, and said cemented carbide contains chromium and vanadium, wherein: the mass-based percentage of the...
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WO/2022/230110A1 |
This cemented carbide has a first phase comprising tungsten carbide particles, and a second phase containing cobalt, wherein the cemented carbide contains chromium and vanadium, the percentage by mass of the chromium with respect to the ...
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WO/2022/215061A2 |
The presently disclosed subject matter relates to multi-material electrical contacts, and methods of making multi-material electrical contacts.
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WO/2022/208654A1 |
This surface-coated cutting tool comprises a tool substrate composed of a WC-based superhard alloy including WC particles as a hard phase component and Co as a main component of a binding phase, and a coating layer on the surface of the ...
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WO/2022/207711A1 |
The present invention relates to a tool comprising a cemented carbide part and a steel part joined by brazing where the steel part has an average hardness of between 390 and 510 HV30. The braze joint comprises Ti and a TiC layer with a t...
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WO/2022/210134A1 |
The powder material for layer-by-layer shaping disclosed herein comprises tungsten carbide (WC), cobalt (Co), and a carbon additive including carbon (C) as a main constituent element, and the value of a carbon content A (% by mass), whic...
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WO/2022/209336A1 |
Provided is a cemented carbide comprising a hard phase, and a binder phase. The hard phase has first hard phase particles composed of tungsten carbide, and second hard phase particles including a core portion, and a rim portion covering ...
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WO/2022/208766A1 |
A superhard alloy including a hard phase with WC as a main component and a binding phase with Co as a main component, wherein the hard phase has coarse WC particles having a particle size of 1.6 or more to less than 6.0 μm and fine WC p...
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WO/2022/212588A1 |
The disclosure relates generally to copper-based alloys, and more particularly to copper-based alloys adapted for forming metal matrix composite (MMC) materials, and to methods of making the MMC materials. In one aspect, an alloy for for...
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WO/2022/210221A1 |
The present invention provides a composite member, a product, and a method for producing a composite member that make it possible to efficiently improve properties of a member against a load that is not uniform. Provided is a composite...
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WO/2022/211556A1 |
The present invention relates to a porous metal nano-sheet containing antimonene, wherein by directly growing antimonene on a porous metal, the treatment time can be shortened and the cohesion between sheets can be prevented.
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WO/2022/199141A1 |
A wear plate for a concrete pump truck, a preparation method therefor, and the concrete pump truck. The wear plate for a concrete pump truck comprises: a base body (3) comprising two through holes (31), a nose bridge portion (32) and two...
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WO/2022/202136A1 |
The cemented carbide according to one non-limiting aspect of the present disclosure has a plurality of tungsten carbide particles and a bonded phase that contains at least Co. The bonded phase furthermore contains Cr. In a cross-section ...
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WO/2022/200429A1 |
The present invention relates to a composite material made of an open-pored porous, sintered matrix material and elemental silver, wherein the elemental silver is infiltrated into the pores of the open-pored porous, sintered matrix mater...
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WO/2022/203205A1 |
The present invention relates to a metal matrix-nanocarbon composite having a non-stoichiometric phase structure between metal atoms and carbon atoms, and a manufacturing method therefor. According to the present invention, carbon atoms ...
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WO/2022/195215A1 |
The invention relates to a material obtained by SPS sintering, comprising pure tungsten carbide, characterized in that the material: - comprises at least one type of homogeneous grains of tungsten carbide, each of the grain types having ...
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