(19)
(11) EP 3 294 480 A1

(12)

(43) Date of publication:
21.03.2018 Bulletin 2018/12

(21) Application number: 16729654.0

(22) Date of filing: 06.05.2016
(51) International Patent Classification (IPC): 
B22F 3/15(2006.01)
C22C 29/02(2006.01)
E21B 10/46(2006.01)
B23B 27/20(2006.01)
C22C 11/00(2006.01)
B22F 3/24(2006.01)
C22C 26/00(2006.01)
 B23P 15/28(2006.01)
C22C 29/08(2006.01)
B23B 27/14(2006.01)
B24D 3/08(2006.01)
C22C 12/00(2006.01)
B22F 5/00(2006.01)
(86) International application number:
PCT/US2016/031083
(87) International publication number:
WO 2016/182864 (17.11.2016 Gazette 2016/46)
(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:
MA MD

(30) Priority: 08.05.2015 US 201562158599 P

(71) Applicant: Diamond Innovations, Inc.
Worthington, OH 43085 (US)

(72) Inventors:
  • SURYAVANSHI, Abhijit
    Columbus, Ohio 43240 (US)
  • GLEDHILL, Andrew
    Westerville, Ohio 43082 (US)
  • LONG, Christopher
    Westerville, Ohio 43082 (US)
  • KONOVALOV, Valeriy
    Lewis Center, Ohio 43035 (US)
  • ZHANG, Kai
    Westerville, Ohio 43081 (US)

(74) Representative: Neilson, Martin Mark 
Urquhart-Dykes & Lord LLP Arena Point Merrion Way
Leeds LS2 8PA
Leeds LS2 8PA (GB)

   


(54) CUTTING ELEMENTS HAVING ACCELERATED LEACHING RATES AND METHODS OF MAKING THE SAME