(19)
(11)EP 1 399 286 A1

(12)

(43)Date of publication:
24.03.2004 Bulletin 2004/13

(21)Application number: 02778964.3

(22)Date of filing:  12.06.2002
(51)International Patent Classification (IPC)7B23K 20/12
(86)International application number:
PCT/US2002/018774
(87)International publication number:
WO 2002/100586 (19.12.2002 Gazette  2002/51)
(84)Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30)Priority: 12.06.2001 US 297738 P
03.06.2002 US 161295
11.06.2002 US 171272

(71)Applicant: Brigham Young University
Provo, UT 84602-1231 (US)

(72)Inventors:
  • PACKER, Scott, M.
    Alpine, UT 84004 (US)
  • NELSON, Tracy, W.
    Provo, UT 84601 (US)
  • SORENSEN, Carl, D.
    Provo, UT 84604 (US)

(74)Representative: Gleiss, Alf-Olav, Dr.jur. Dipl.-Ing. et al
Gleiss & GrosseLeitzstrasse 45
70469 Stuttgart
70469 Stuttgart (DE)

  


(54)ANVIL FOR FRICTION STIR WELDING HIGH TEMPERATURE MATERIALS