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1. (WO2018022420) HEAT TREATMENT OF STEEL PARTS, PARTICULARLY FRICTION-WELDED STEEL PARTS
Latest bibliographic data on file with the International Bureau    Submit observation

Pub. No.: WO/2018/022420 International Application No.: PCT/US2017/043070
Publication Date: 01.02.2018 International Filing Date: 20.07.2017
IPC:
C21D 9/32 (2006.01) ,C21D 1/28 (2006.01)
Applicants: THE GLEASON WORKS[US/US]; 1000 University Avenue P.O. Box 22970 Rochester, NY 14692-2970, US
Inventors: REARDON, Arthur, C.; US
Agent: MCDOWELL, Robert, L.; US
Priority Data:
15/221,99328.07.2016US
Title (EN) HEAT TREATMENT OF STEEL PARTS, PARTICULARLY FRICTION-WELDED STEEL PARTS
(FR) TRAITEMENT THERMIQUE DE PIÈCES EN ACIER, EN PARTICULIER DE PIÈCES EN ACIER SOUDÉES PAR FRICTION
Abstract: front page image
(EN) A heat treatment process for a non-quench hardened steel article or friction-welded steel article including normalizing and annealing steps whereby uniformity of microstructure and hardness are significantly improved.
(FR) L'invention concerne un procédé de traitement thermique pour un article en acier trempé non revenu ou un article en acier soudé par friction comprenant des étapes de normalisation et de recuit, permettant ainsi une nette amélioration de l'uniformité de microstructure et de dureté.
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Office (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (EPO) (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: English (EN)
Filing Language: English (EN)