C21D

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Description

MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING, OR OTHER TREATMENTS (cementation by diffusion processes C23C; surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by this subclass C23F 17/00; unidirectional solidification of eutectic materials or unidirectional demixing of eutectoid materials C30B)

Subclasses

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Subclass Title
1/00 General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B)
1/02 General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B) Hardening articles or materials formed by forging or rolling, with no further heating beyond that required for the formation
1/04 General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B) with simultaneous application of supersonic waves, magnetic or electric fields
1/06 General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B) Surface hardening
1/08 General methods or devices for heat treatment, e.g. annealing, hardening, quenching, tempering (furnaces in general F27; electric heating H05B) Surface hardening with flames

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Recent Patents

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Recent Publications

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Publication #TitleFiling DatePub DatePatent Owner
2019/0338,387 DIE CONSTRUCTION METHODOLOGY FOR REDUCING QUENCH TIME FOR PRESS HARDENABLE STEELS May 02, 18 Nov 07, 19 , Ford Global Technologies, LLC
2019/0338,403 HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERISTICS AND FORMABILITY AND METHOD OF MANUFACTURING THE SAME Jul 15, 19 Nov 07, 19 , Not available
2019/0338,385 HIGH-STRENGTH COLD ROLLED STEEL SHEET HAVING HIGH FORMABILITY AND A METHOD OF MANUFACTURING THEREOF Dec 19, 17 Nov 07, 19 , Not available
2019/0338,402 METHOD FOR MANUFACTURING RAILWAY VEHICLE WHEEL Jul 22, 19 Nov 07, 19 , JFE Steel Corporation
2019/0338,388 TEMPERED AND COATED STEEL SHEET HAVING EXCELLENT FORMABILITY AND A METHOD OF MANUFACTURING THE SAME Dec 15, 17 Nov 07, 19 , Not available
2019/0338,383 STEEL COMPOSITION Jun 16, 17 Nov 07, 19 , Not available
2019/0338,382 METHOD FOR HEAT-TREATING METAL MOLDED ARTICLE AND MANUFACTURING METHOD Jan 31, 18 Nov 07, 19 , Not available
2019/0337,267 HIGH-STRENGTH STEEL SHEET WITH EXCELLENT CRASHWORTHINESS CHARACTERISTICS AND FORMABILITY AND METHOD OF MANUFACTURING THE SAME Jul 15, 19 Nov 07, 19 , Not available
2019/0337,040 APPARATUS, SYSTEM, AND METHOD FOR FORMING METAL PARTS Jul 17, 19 Nov 07, 19 , Not available
2019/0338,384 Hot Rolled Flat Steel Product Consisting of a Complex-Phase Steel with a Largely Bainitic Microstructure and Method for Manufacturing Such a Flat Steel Product Jan 16, 18 Nov 07, 19 , Not available
2019/0338,390 METHOD AND EQUIPMENT FOR CONTROLLED PATENTING OF STEEL WIRE Jan 09, 18 Nov 07, 19 , NV Bekaert SA
2019/0338,389 STEEL SHEET AND PLATED STEEL SHEET Jan 27, 17 Nov 07, 19 , 501 Nippon Steel Corporation
2019/0338,808 BEARING COMPONENT AND METHOD FOR MANUFACTURING THE SAME Dec 05, 17 Nov 07, 19 , Not available
2019/0338,435 METAL WIRES, MANUFACTURING METHODS THEREFOR AND TIRES Oct 25, 17 Nov 07, 19 , Jiangsu Xingda Steel Tyre Cord Co., Ltd.
2019/0338,386 Method of Making High Strength Steel Crane Rail Oct 25, 16 Nov 07, 19 , Not available
2019/0338,806 ADJUSTABLE SPACER WITH HARDENED ENDS Jul 12, 19 Nov 07, 19 , Temper Corporation
2019/0338,847 PLANETARY GEAR CARRIER WITH HARDENED POSTS May 01, 18 Nov 07, 19 , Not available
2019/0338,405 High Conductivity Magnesium Alloy Jul 08, 19 Nov 07, 19 , Not available
2019/0338,381 METHOD FOR MANUFACTURING QUENCHED MOLDING, METHOD FOR MANUFACTURING HOT PRESS STEEL MATERIAL, AND HOT PRESS STEEL MATERIAL Nov 22, 17 Nov 07, 19 , Nippon Steel & Sumitomo Metal Corporation
2019/0331,197 ENDLESS METAL RING AND METHOD OF PRODUCING THE SAME Apr 22, 19 Oct 31, 19 , Toyota Jidosha Kabushiki Kaisha

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