(19)
(11)
EP 0 063 141 A1
(12)
(43)
Date of publication:
27.10.1982
Bulletin 1982/43
(21)
Application number:
81902919.0
(22)
Date of filing:
19.10.1981
(51)
International Patent Classification (IPC):
B01D
1/
06
( . )
B01D
3/
00
( . )
C02F
1/
08
( . )
B01D
1/
22
( . )
B01D
3/
04
( . )
(86)
International application number:
PCT/US1981/001398
(87)
International publication number:
WO 1982/001475
(
13.05.1982
Gazette 1982/12)
(84)
Designated Contracting States:
FR
(30)
Priority:
27.10.1980
US 19800201380
(71)
Applicant:
LI, Yao Tzu
Lincoln, MA 01773 (US)
(72)
Inventor:
LI, Yao Tzu
Lincoln, MA 01773 (US)
(74)
Representative:
Simonnot, Bernard, et al
Cabinet Simonnot 35 rue de Clichy
F-75442 Paris Cédex 09
F-75442 Paris Cédex 09 (FR)
(54)
IMPROVED DISTILLATION APPARATUS