(19)
(11) EP 0 179 140 A1

(12)

(43) Date of publication:
30.04.1986 Bulletin 1986/18

(21) Application number: 85902331.0

(22) Date of filing: 19.04.1985
(51) International Patent Classification (IPC): 
C04B 33/ 13( . )
C04B 33/ 32( . )
(86) International application number:
PCT/US1985/000724
(87) International publication number:
WO 1985/004858 (07.11.1985 Gazette 1985/24)
(84) Designated Contracting States:
AT BE CH DE FR GB IT LI LU NL SE

(30) Priority: 20.04.1984 US 19840602515

(71) Applicant: MERCER, Frederick J.
Housatonic, MA 01236 (US)

(72) Inventor:
  • MERCER, Frederick J.
    Housatonic, MA 01236 (US)

(74) Representative: Frost, Dennis Thomas, et al 
WITHERS & ROGERS 4 Dyer's Buildings Holborn
London, EC1N 2JT
London, EC1N 2JT (GB)

   


(54) METHOD OF MAKING A CLAY ARTICLE