(19)
(11)
EP 0 383 852 A1
(12)
(43)
Date of publication:
29.08.1990
Bulletin 1990/35
(21)
Application number:
89906398.0
(22)
Date of filing:
22.05.1989
(51)
International Patent Classification (IPC):
B05D
1/
32
( . )
B05D
3/
12
( . )
B05D
5/
06
( . )
B64C
21/
10
( . )
B05D
3/
06
( . )
B05D
5/
02
( . )
B29C
59/
02
( . )
F15D
1/
02
( . )
(86)
International application number:
PCT/GB1989/000562
(87)
International publication number:
WO 1989/011343
(
30.11.1989
Gazette 1989/28)
(84)
Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE
(30)
Priority:
26.05.1988
GB 19880012494
(71)
Applicant:
BMT FLUID MECHANICS LIMITED
Middlesex TW11 8LZ (GB)
(72)
Inventor:
CHOI, Kwing-So
Surrey KT1 3RZ (GB)
(74)
Representative:
Lomas, Geoffrey Michael
Barker, Brettell & Boutland Prudential Buildings 97-101 Above Bar Street
Southampton SO9 4GT
Southampton SO9 4GT (GB)
(54)
IMPROVEMENTS IN OR RELATING TO REDUCTION OF DRAG