Apparatus for producing catalyst pellets of uniform size

Details Apparatus for producing catalyst pellets of uniform size Apparatus for producing catalyst pellets of uniform size

1977-03-10

1979-02-13

Yost, Frank T.

Severing by tearing or breaking

Breaking or tearing apparatus

Plural breakers

833071, 83347, 83444, 836511, 83906, 225103, B26F 300

Patent

active

041391349

ABSTRACT:
A catalyst strand sizer is described which produces catalyst pellets of uniform preselected length without producing an excessive amount of fines. The catalyst sizers comprises two fixed rotatable rolls wherein one roll has a compressible surface and the other roll is covered with a wire mesh of selected dimensions whereby when the catalyst strand extrudate is passed between said rolls, the strands are broken into catalyst pellets of preselected length.

REFERENCES:
patent: 422657 (1890-03-01), Swenson
patent: 1580916 (1926-04-01), Putt
patent: 1580918 (1926-04-01), Putt
patent: 3119312 (1964-01-01), Henc
patent: 3205745 (1965-09-01), Hammer et al.
patent: 3317100 (1967-05-01), Flemming et al.
patent: 3583267 (1971-06-01), Topolski et al.
patent: 3644109 (1972-02-01), Klink et al.
patent: 3789715 (1974-02-01), Schuchardt et al.
patent: 3880030 (1975-04-01), Rosengren

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