Replacable screen with frame

Details Replacable screen with frame Replacable screen with frame

1974-07-25

1976-09-14

Halper, Robert

Classifying, separating, and assorting solids

Sifting

Elements

209399, B07B 146

Patent

active

039805557

ABSTRACT:
The invention relates to a wear-resistant element in the form of a screen or a lining which has protrusions by means of which the element may be replaceably secured to a support frame. The wear-resistant element is moulded in a synthetic plastics material such as polyurethane.

REFERENCES:
patent: 1718385 (1929-06-01), Sherwood
patent: 2740525 (1956-04-01), Werner
patent: 2896889 (1959-07-01), Hershberger
patent: 2914177 (1959-11-01), Parks
patent: 3042206 (1962-07-01), Olender
patent: 3194397 (1965-07-01), Taege
patent: 3273745 (1966-09-01), Stel
patent: 3624867 (1971-12-01), Reynolds
patent: 3811570 (1974-05-01), Holding
patent: 3900393 (1975-08-01), Wilson
Chem. Dictionary pp. 767, 768, 1971 Van Nostrand.

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