(19)
(11) EP 1 009 614 A1

(12)

(43) Date of publication:
21.06.2000 Bulletin 2000/25

(21) Application number: 98929036.6

(22) Date of filing: 12.06.1998
(51) International Patent Classification (IPC)7B29C 47/92, B23K 26/00, B32B 1/10, B32B 15/04
(86) International application number:
PCT/US9812/280
(87) International publication number:
WO 9856/566 (17.12.1998 Gazette 1998/50)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 13.06.1997 US 50015 P

(71) Applicant: MASSACHUSETTS INSTITUTE OF TECHNOLOGY
Cambridge, MA 02139 (US)

(72) Inventors:
  • SACHS, Emanuel, M.
    Newton, MA 02159 (US)
  • CIMA, Michael, J.
    Winchester, MA 01890 (US)
  • CARADONNA, Michael, A.
    Los Altos, CA 94024 (US)
  • GRAU, Jason
    Somerville, MA 02144 (US)
  • SERDY, James, G.
    Boston, MA 02116 (US)
  • SAXTON, Patrick, C.
    Boston, MA 02118 (US)
  • UHLAND, Scott, A.
    Somerville, MA 02144 (US)
  • MOON, Jooho
    Waltham, MA 02154 (US)

(74) Representative: Wolhändler, Jacques 
Rechtsanwalt,Maria-Theresia-Str. 13/1
81675 München
81675 München (DE)

   


(54) JETTING LAYERS OF POWDER AND THE FORMATION OF FINE POWDER BEDS THEREBY