(19)
(11) EP 0 205 422 A1

(12)

(43) Date of publication:
30.12.1986 Bulletin 1986/52

(21) Application number: 85900367.0

(22) Date of filing: 04.12.1984
(51) International Patent Classification (IPC): 
H01L 21/ 18( . )
C30B 15/ 02( . )
C30B 29/ 06( . )
C30B 15/ 00( . )
C30B 15/ 04( . )
(86) International application number:
PCT/US1984/001980
(87) International publication number:
WO 1986/003523 (19.06.1986 Gazette 1986/13)
(84) Designated Contracting States:
AT BE CH DE FR GB LI LU NL SE

(71) Applicant: J.C. SCHUMACHER COMPANY
Oceanside California 92054 (US)

(72) Inventor:
  • SCHUMACHER, John, C.
    Oceanside, CA 92054 (US)

(74) Representative: McCall, John Douglas, et al 
W.P. THOMPSON & CO. Coopers Building Church Street
Liverpool L1 3AB
Liverpool L1 3AB (GB)

   


(54) CONTINUOUSLY PULLED SINGLE CRYSTAL SILICON INGOTS