Cermet and cutting tool
US-9850557-B2 · Dec 26, 2017 · US
Tungsten tetraboride composite matrix and uses thereof
US2022325389A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2022325389-A1 |
| Application number | US-202117526726-A |
| Country | US |
| Kind code | A1 |
| Filing date | Nov 15, 2021 |
| Priority date | Feb 6, 2017 |
| Publication date | Oct 13, 2022 |
| Grant date | — |
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Abstract
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Disclosed herein, in certain embodiments, are composite materials, methods, tools and abrasive materials comprising a tungsten-based metal composition, a tungsten carbide, and an alloy. In some cases, the composite materials or matrix are resistant to oxidation.
First claim
Opening claim text (preview).
1 . A composite matrix comprising: a) a first formula (W 1-x M x X y ) n wherein: X is one of B, Be and Si; M is at least one of titanium (Ti), vanadium (V), chromium (Cr), manganese (Mn), iron (Fe), cobalt (Co), nickel (Ni), copper (Cu), zinc (Zn), zirconium (Zr), niobium (Nb), molybdenum (Mo), ruthenium (Ru), hafnium (Hf), tantalum (Ta), rhenium (Re), osmium (Os), iridium (Ir), lithium (Li), yttrium (Y) and aluminum (Al); x is from 0.001 to 0.999; y is at least 4.0; and n is from 0.01 to 0.99; b) a tungsten carbide of formula (WC 0.99-1.05 ) p , wherein p is from 0.01 to 0.99; and c) a second formula T q ; wherein: T is an alloy comprising at least one Group 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, or 14 element in a Periodic Table of Elements; and q is from 0.01 to 0.99; and wherein p, q, and n have a sum of 1. 2 .- 20 . (canceled)
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Classifications
by mechanical alloying (blending, milling) · CPC title
Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor · CPC title
based on tungsten carbide · CPC title
- C22C29/14Primary
based on borides · CPC title
with more than 5% preformed carbides, nitrides or borides · CPC title
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- What does patent US2022325389A1 cover?
- Disclosed herein, in certain embodiments, are composite materials, methods, tools and abrasive materials comprising a tungsten-based metal composition, a tungsten carbide, and an alloy. In some cases, the composite materials or matrix are resistant to oxidation.
- Who is the assignee on this patent?
- Univ California, Supermetalix Inc
- What technology area does this patent fall under?
- Primary CPC classification C22C29/14. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Thu Oct 13 2022 00:00:00 GMT+0000 (Coordinated Universal Time) (A1). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).