(19)
(11)
EP 0 581 905 A1
(12)
(43)
Date of publication:
09.02.1994
Bulletin 1994/06
(21)
Application number:
92917290.0
(22)
Date of filing:
27.04.1992
(51)
International Patent Classification (IPC):
G21B
1/
00
( . )
H01J
27/
02
( . )
H01J
27/
24
( . )
H01J
37/
08
( . )
G21B
3/
00
( . )
H01J
27/
08
( . )
H01J
27/
26
( . )
(86)
International application number:
PCT/US1992/003412
(87)
International publication number:
WO 1992/020089
(
12.11.1992
Gazette 1992/28)
(84)
Designated Contracting States:
DE FR GB IT SE
(30)
Priority:
25.04.1991
US 19910692381
(71)
Applicant:
Lo, Shui-Yin
Pasadena, CA 91107 (US)
(72)
Inventor:
Lo, Shui-Yin
Pasadena, CA 91107 (US)
(74)
Representative:
Baillie, Iain Cameron
Ladas & Parry Altheimer Eck 2
D-80331 München
D-80331 München (DE)
(54)
FORMING CHARGES IN A FLUID AND GENERATION OF A CHARGED BEAM