System for sealing the rotary tube of a rotary tubular kiln

Details System for sealing the rotary tube of a rotary tubular kiln System for sealing the rotary tube of a rotary tubular kiln

1978-09-13

1980-07-22

Camby, John J.

Heating

Tumbler-type rotary - drum furnace

Having flexible, cooled, or air curtain seal between rotary...

34242, F27B 724

Patent

active

042137543

ABSTRACT:
A system for sealing the rotary tube of a rotary tubular kiln relative to the casing at inlet and outlet portions with first packings which contact radially extending sealing surfaces, as well as second packings abutting axially extending sealing contact surfaces, as well as at least one sealing ring element receiving said second packings and arranged in concentric relation to said rotary tube, said sealing ring element having a certain degree of axial and radial freedom of movement and being provided with mounting means taking up the weight of said sealing ring element including the weight of said packings, and said sealing ring element being urged in the axial direction, when mounting said first packings, against a sealing contact surface mounted stationarily to said casing, or against said packings secured to said casing.

REFERENCES:
patent: 3463468 (1969-08-01), Hobbs

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