摘要 |
<p>1,183,887. Agitating slurries. BRITISH MOTOR CORP. Ltd. 19 Nov., 1968 [13 Aug., 1968], No. 38570/68. Heading B1C. A slurry is agitated by circulation through two tanks 4, 5 by means of a peristaltic pump 8; the overflow duct 6 maintains a constant level 2 in the tank 4.</p> |