Patent Number: SU1478994

Publication date: 1989-05-07

Inventor(s): Tomz Derek Dzhon (GB)

Applicant(s): Ici Plc (GB)

Requested Patent: SU1478994

Application Number: SU19833539093 19830118

Priority Number(s): GB19820001957 19820125

IPC Classification: B01D53/14

EC Classification:

Equivalents: