Negative electrode active material, negative electrode and battery
US-2017170462-A1 · Jun 15, 2017 · US
Cermets for magnetic sensors
US10796827B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10796827-B2 |
| Application number | US-201815996698-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 4, 2018 |
| Priority date | Dec 12, 2017 |
| Publication date | Oct 6, 2020 |
| Grant date | Oct 6, 2020 |
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Abstract
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Disclosed are cermets for magnetic sensors. The disclosed cermets for magnetic sensors may include at least six carbides and at least one refractory metal. The carbides are selected from TiC, VC, ZrC, HfC, WC, NbC and TaC, the refractory metal is tungsten, the cermets for magnetic sensors operate in 100˜3000 K, the magnetic precision is between 99.6˜99.9%, such that the cermets for magnetic sensors are suitable for the magnetic sensors to operate at high temperatures.
First claim
Opening claim text (preview).
What is claimed is: 1. Cermets for magnetic sensors, comprising at least six carbides and at least one refractory metal, wherein the carbides are selected from TiC, VC, ZrC, HfC, WC, NbC and TaC, the refractory metal is tungsten, the cermets for magnetic sensors operates in 100˜3000 K, and the magnetic precision is between 99.6˜99.9%. 2. The cermets for magnetic sensors according to claim 1 , wherein a transition point of the cermets for magnetic sensors between para-magnetism and diamagnetism is greater than 0 K. 3. The cermets for magnetic sensors according to claim 1 , wherein the carbides comprise TiC, ZrC, HfC, WC, NbC and TaC, and when an operation temperature of the cermet for magnetic sensors is higher than 2300 K, the cermet for magnetic sensors transform from para-magnetic to diamagnetic states. 4. The cermet for magnetic sensors according to claim 1 , wherein the carbides comprise TiC, VC, ZrC, HfC, WC, NbC and TaC, and when an operation temperature of the cermet for magnetic sensors is higher than 2800 K, the cermet for magnetic sensors transforms from para-magnetic to diamagnetic. 5. The cermet for magnetic sensors according to claim 1 , wherein when the magnetic susceptibility of the cermet for magnetic sensors is closer to the transition point between para-magnetism and diamagnetism, the correlation of magnetic susceptibility to temperature is linear. 6. The cermet for magnetic sensors according to claim 1 , wherein the paramagnetic Curie point of the cermet for magnetic sensors is higher than the ferromagnetic Curie point of the cermet for magnetic sensors.
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Classifications
- C22C29/067Primary
comprising a particular metallic binder · CPC title
based on carbides, but not containing other metal compounds · CPC title
Processes characterised by the sequence of their steps · CPC title
Magnetic · CPC title
- H01F1/0018Primary
Diamagnetic or paramagnetic materials, i.e. materials with low susceptibility and no hysteresis (H01F1/0036 takes precedence) · CPC title
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- What does patent US10796827B2 cover?
- Disclosed are cermets for magnetic sensors. The disclosed cermets for magnetic sensors may include at least six carbides and at least one refractory metal. The carbides are selected from TiC, VC, ZrC, HfC, WC, NbC and TaC, the refractory metal is tungsten, the cermets for magnetic sensors operate in 100˜3000 K, the magnetic precision is between 99.6˜99.9%, such that the cermets for magnetic sen…
- Who is the assignee on this patent?
- Univ Nat Tsing Hua
- What technology area does this patent fall under?
- Primary CPC classification C22C29/067. Mapped technology areas include Chemistry & Metallurgy.
- When was this patent published?
- Publication date Tue Oct 06 2020 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). 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).