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Nevi

Nevi-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Stainless steel having excellent oxidation resistance at high temperature
Hyundai Motor Company
April 12, 2018 - N°20180100221

Disclosed herein is stainless steel having excellent tensile strength, fatigue strength, oxidation resistance at high temperature environment. According to an exemplary embodiment of the present invention, the stainless steel having excellent oxidation resistance at high temperature includes c: 0. 01 to 0. 2%, si: 0. 1 to 1. 0%, mn: 0. 1 to 2. 0%, cr: 12. 0 to 30. 0%, v: 0. 01 to 0. 5%, nb: 0. 01 to 0. 5%, al: 0. 1 to 4. 0%, co: 0. 01 to 5. 0%, mo: 0. 01 to 4. 0%, w: 0. 01 to 4. 0%, b: 0. 001 to 0. 15%, ni: 5. 0 ...
High manganese steel
Hyundai Motor Company
April 12, 2018 - N°20180100220

Disclosed herein is a high manganese steel including: 0. 5 to 1. 2 wt % of carbon (c), 0. 1 to 2. 3 wt % of silicon (si), 15 to 30 wt % of manganese (mn), 7. 0 to 13. 0 wt % of aluminum (al), 0. 01 to 3. 0 wt % of nickel (ni), 0. 01 to 0. 5 wt % of chromium (cr), 0. 01 to 0. 4 wt % of molybdenum (mo), 0. 01 to 0. 5 wt % of vanadium (v), 0. 005 to 0. 3 wt % of niobium (nb), 0. 005 to 0. 3 wt % of titanium (ti), and remainder ...
Nickel alloys for exhaust system components
Hyundai Motor Company
April 12, 2018 - N°20180100217

Disclosed are nickel alloys for exhaust system components having improved tensile strength, fatigue strength, oxidation resistance, and abrasion resistance at a high temperature condition. A nickel alloy for exhaust system components according to an embodiment is used for exhaust system components of a vehicle engine, the nickel alloy including: 0. 01 to 0. 2 wt % of c; 0. 1 to 1. 0 wt % of si; 0. 1 to 1. 5 wt % of ...
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Sintered r-tm-b magnet
Hitachi Metals, Ltd.
April 05, 2018 - N°20180096762

A sintered r-tm-b magnet comprising 24. 5-34. 5% by mass of r, wherein r is at least one selected from rare earth elements including y, 0. 92-1. 15% by mass of b, less than 0. 1% by mass of ni, 0. 07-0. 5% by mass of ga, 0-0. 4% by mass of cu, and inevitable impurities, the balance being fe; the amounts (% by mass) of ga and cu being ...
Ferrite magnetic substance and method of manufacturing the same
Hyundai Mobis Co., Ltd.
April 05, 2018 - N°20180096761

Disclosed is a method of manufacturing a ferrite magnetic substance, including: a first mixing operation of providing a first mixture composed of 47 to 49 wt % of fe, 16 to 18 wt % of mn, 5. 2 to 7. 2 wt % of zn, and a remainder of oxygen and other inevitable impurities, a second mixing operation of providing a second mixture composed of the first mixture and an additive ...
Heat transfer tube and method for producing same
Mitsubishi Aluminum Co. , Ltd.
April 05, 2018 - N°20180094881

A heat transfer tube includes: a tube body made of an extruded material of an aluminum alloy having a composition including: 0. 3 mass % or more and less than 0. 8 mass % of mn; more than 0. 1 mass % and less than 0. 32 mass % of si; 0. 3 mass % or less of fe; 0. 06 mass % or more and 0. 3 mass % or less of ti; and al balance including inevitable impurities, a ...
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Boron film, boron film forming method, hard mask, and hard mask manufacturing method
Tokyo Electron Limited
March 29, 2018 - N°20180090311

There is provided a boron film forming method which includes forming a boron film on a target substrate by cvd by supplying a boron-containing gas as a film-forming source gas to the target substrate while heating the target substrate to a predetermined temperature, the boron film being made of boron and inevitable impurities and used for a semiconductor device.
Method for manufacturing a metal sheet with a znal coating and with optimized wiping, corresponding ...
Arcelormittal
March 22, 2018 - N°20180080111

The present invention provides a deformed part created by forming a coated metal sheet into a part, the coated metal sheet comprising a steel substrate, at least one face of which is coated with a metal coating deposited by dipping the substrate in a bath, said coating comprising between 0. 2 and 0. 7% by weight of al, the remainder of the metal coating ...
Manufacturing method of wear-resistant iron-based sintered alloy and wear-resistant iron-based sintered alloy
Fine Sinter Co., Ltd
March 22, 2018 - N°20180080104

An iron alloy powder consists of, when the entirety thereof is assumed to be 100 mass %, cr: 2. 5 mass % to 3. 5 mass %, mo: 0. 4 mass % to 0. 6 mass %, and fe and inevitable impurities as the balance, a mixed powder consisting of 15 mass % to 40 mass % of the iron alloy powder, 1. 2 mass % to 1. 8 mass % of a copper powder, 0. 5 mass % to 1. 0 mass % of a graphite powder, and a ...
High-strength steel sheet and method for producing the same
Jfe Steel Corporation
March 22, 2018 - N°20180080099

A high-strength steel sheet having a high yield ratio and excellent stretch flangeability, and a method for producing the high-strength steel sheet. The high-strength steel sheet has a composition containing, by mass: c: 0. 02% or more and less than 0. 10%, si: less than 0. 10%, mn: less than 1. 0%, p: 0. 10% or less, s: 0. 020% or less, al: 0. 01% or more and 0. 10% or less, n: 0. 010% or less, nb: 0. 005% ...
Low-yield-ratio high-strength-toughness thick steel plate with excellent low-temperature impact toughness and manufacturing method therefor
Baoshan Iron & Steel Co., Ltd.
March 15, 2018 - N°20180073116

Provided is a low-yield-ratio high-strength-toughness thick steel plate with excellent low-temperature impact toughness, which comprises: 0. 05%-0. 11% of c, 0. 10%-0. 40% of si, 1. 60%-2. 20% of mn, s≦0. 003%, 0. 20-0. 70% of cr, 0. 20%-0. 80% of mo, 0. 02%-0. 06% of nb, 3. 60%-5. 50% of ni, 0. 01%-0. 05% of ti, 0. 01%-0. 08% of al, 0<n≦0. 0060%, 0<o≦0. 0040%, and 0<ca≦0. 0045%, with the balance ...
High strength special steel
Hyundai Motor Company
March 15, 2018 - N°20180073114

Disclosed herein is a high strength special steel including, by weight %: carbon (c): from about 0. 1 to 0. 5%; silicon (si): from about 0. 1 to 2. 3%; manganese (mn): from about 0. 3 to 1. 5%; chromium (cr): from about 1. 1 to 4. 0%; molybdenum (mo): from about 0. 3 to 1. 5%; nickel (ni): from about 0. 1 to 4. 0%; vanadium (v): from about 0. 01 to 0. 50%; boron (b): from about 0. 001 to 0. 010%; niobium (nb): from about 0. 05 to 0. 50%; and the balance of ...
Heat-treated steel wire having excellent fatigue-resistance characteristics
Kabushiki Kaisha Kobe Seiko Sho (kobe Steel, Ltd.)
March 15, 2018 - N°20180073093

To provide a heat-treated steel wire having excellent fatigue-resistance characteristics. The heat-treated steel of the present invention has a predetermined chemical composition, with the balance being iron and inevitable impurities, wherein the heat-treated steel wire includes, in a tempered martensite structure at a depth of 0. 3 mm from a surface layer: cr based carbides having a circle equivalent diameter of 0. 1 ...
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Cobalt-based cladding alloy for engine valve and engine
Toyota Jidosha Kabushiki Kaisha
March 08, 2018 - N°20180066342

A cobalt-based cladding alloy for an engine valve includes, by mass %: cr: 13% to 35%; mo: 5% to 30%; si: 0. 1% to 3. 0%; c: 0. 04% or less; ni: 15% or less; w: 9% or less; fe: 30% or less; mn: 3% or less; s: 0. 4% or less; and co and inevitable impurity elements as a remainder. The amount of co is 30% or more.
Cobalt silicide-containing copper alloy
Ningbo Powerway Alloy Material Co., Ltd.
March 08, 2018 - N°20180066339

The present invention discloses copper alloy containing cobalt and silicon, which comprises (in percentage of weight): 69% to 92% of copper; 6. 5% to 30. 5% of zinc; 0. 01% to 3% of cobalt; and 0. 01% to 0. 5% of silicon; wherein the total content of copper and zinc is greater than 95%, and the content of inevitable impurities is less than 0. 2%. Preferably, the copper alloy comprises matrix phases of copper-zinc α ...
Coreless rotating electrical machine including stator comprising cylindrical coil and cooling method therefor
M-link Co., Ltd.
March 01, 2018 - N°20180062471

The present invention relates to a high performance rotating electrical machine which aims at downsizing, and challenges inevitable technical problems such as deterioration of efficiency η caused by copper loss and temperature rise inside the rotating electrical machine due to heat generation induced by eddy current generated in a magnetic body. Such technical problem may be solved by configuring ...
Ho and w-containing rare-earth magnet
Xiamen Tungsten Co., Ltd.
March 01, 2018 - N°20180061538

Disclosed is a ho and w-containing rare-earth magnet. The rare-earth magnet comprises a r2fe14b type principal phase, and comprises the following raw material components: r: 28 wt % to 33 wt %, wherein r is a raw-earth element comprising nd and ho, and the content of ho is 0. 3 wt % to 5 wt %; b: 0. 8 wt % to 1. 3 wt %; w: 0. 005 wt % to 0. 3 wt %, and the balance ...
High-strength cold-rolled steel sheet and method for manufacturing the same
Jfe Steel Corporation
March 01, 2018 - N°20180057919

A high-strength, cold-rolled steel sheet having a tensile strength of 980 mpa or more, the steel sheet having a chemical composition containing, by mass %, c: 0. 070% to 0. 100%, si: 0. 50% to 0. 70%, mn: 2. 40% to 2. 80%, p: 0. 025% or less, s: 0. 0020% or less, al: 0. 020% to 0. 060%, n: 0. 0050% or less, nb: 0. 010% to 0. 060%, ti: 0. 010% to 0. 030%, b: 0. 0005% to 0. 0030%, sb: 0. 005% to 0. 015%, ca: 0. 0015% or less, cr: 0. 01% to 2. 00%, mo: 0. 01% to 1. 00%, ni: 0. 01% to 5. 00%, cu: 0. 01% to 5. 00%, and ...
High-strength special steel
Hyundai Motor Company
February 22, 2018 - N°20180051364

Disclosed herein is high-strength special steel containing about 0. 1 to 0. 5 wt % of carbon (c), about 0. 1 to 2. 3 wt % of silicon (si), about 0. 3 to 1. 5 wt % of manganese (mn), about 1. 1 to 4. 0 wt % of chromium (cr), about 0. 3 to 1. 5 wt % of molybdenum (mo), about 0. 1 to 4. 0 wt % of nickel (ni), about 0. 01 to 0. 50 wt % of vanadium (v), about 0. 05 to 0. 50 wt % of titanium (ti), and the remainder of iron (...
Steel sheet for crown cap, method for manufacturing steel sheet for crown cap, and crown ...
Jfe Steel Corporation
February 22, 2018 - N°20180051362

Provided are a steel sheet, having sufficient strength and formability regardless of reduction of thickness, for crown caps; a method for manufacturing the same; and a crown cap. The steel sheet for crown caps has a composition containing c: 0. 0010% to less than 0. 0050%, si: 0. 10% or less, mn: 0. 05% to less than 0. 50%, p: 0. 050% or less, s: 0. 050% or less, al: more than 0. 002% to less ...
Ferritic heat-resistant steel and method for producing the same
National Institute For Materials Science
February 22, 2018 - N°20180051352

The invention provides a ferritic heat-resistant steel whose creep rupture ductility in a long-term region is improved without detrimental to creep strengths. The ferritic heat-resistant steel has a chemical composition comprising, in % by mass, c: 0. 03 to 0. 15, si: 0 to 0. 8, mn: 0. 1 to 0. 8, cr: 8. 0 to 11. 5, mo: 0. 2 to 1. 5, (w: 0. 4 to 3. 0), v: 0. 1 to 0. 4, nb: 0. 02 to 0. 12 n: 0. 02 to 0. 10 with the balance of iron and inevitable impurities. ...
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