(19)
(11) EP 3 645 763 A1

(12)

(43) Date of publication:
06.05.2020 Bulletin 2020/19

(21) Application number: 18824168.1

(22) Date of filing: 28.06.2018
(51) International Patent Classification (IPC): 
C22C 38/02(2006.01)
C22C 38/08(2006.01)
C22C 38/34(2006.01)
 C22C 38/04(2006.01)
C22C 38/20(2006.01)
C22C 38/40(2006.01)
(86) International application number:
PCT/US2018/039958
(87) International publication number:
WO 2019/006095 (03.01.2019 Gazette 2019/01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 30.06.2017 US 201762527400 P

(71) Applicant: The Nanosteel Company, Inc.
Providence, RI 02903 (US)

(72) Inventors:
  • BRANAGAN, Daniel James
    Idaho Falls Idaho 83406 (US)
  • SERGUEEVA, Alla
    Idaho Falls Idaho 83404 (US)
  • MEACHAM, Brian E.
    Idaho Falls Idaho 83402 (US)
  • FRERICHS, Andrew E.
    Idaho Falls Idaho 83401 (US)
  • CHENG, Sheng
    Idaho Falls Idaho 83401 (US)
  • LARISH, Scott
    Idaho Falls Idaho 83406 (US)
  • JUSTICE, Grant G.
    Idaho Falls Idaho 83401 (US)
  • BALL, Andrew T.
    Reno Nevada 89509 (US)
  • WALLESER, Jason K.
    Idaho Falls Idaho 83404 (US)
  • TEW, Logan J.
    Idaho Falls Idaho 83402 (US)
  • ANDERSON, Scott T.
    Idaho Falls Idaho 83404 (US)
  • CLARK, Kurtis
    Idaho Falls Idaho 03404 (US)
  • GIDDENS, Taylor, L.
    Idaho Falls Idaho 83401 (US)

(74) Representative: Richly & Ritschel Patentanwälte PartG mbB 
Sattlerweg 20
51429 Bergisch Gladbach
51429 Bergisch Gladbach (DE)

   


(54) RETENTION OF MECHANICAL PROPERTIES IN STEEL ALLOYS AFTER PROCESSING AND IN THE PRESENCE OF STRESS CONCENTRATION SITES