摘要 |
A filter cloth assembly, for use on a filter plate of a centre-feed filter press, comprises first and second sections each including a cloth (14) for disposal on opposite sides of the plate (12), the first section including a tubular stem (28) having a flanged end (30) the latter secured to the first cloth, the second section having a flanged coupling (26) secured to the second cloth and adapted to fit over the stem (28) after the first section has been fitted to one side of the plate with the stem protruding on the opposite side. Methods of bonding otherwise incompatible plastics and elastomers to the stem and coupling are described. |