Title: Sealing means for rotary vessels

Abstract: In or for a large diameter rotary vessel having an end which projects into or through a stationary hood, a sealing arrangement comprising a wear ring surrounding the vessel, a sealing ring operatively associated with the wear ring, the sealing ring being mounted on a back-up ring surrounding the vessel and depending from the stationary hood, and means for applying constant pressure between the interfaces of the sealing ring and the wear ring.

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Other info:

Inventors: Day, Allon C. (Low Worsall, GB)
Hogan, John G. (Middlesbrough, GB)

Application Number: 860558
Filing Date: 1977-12-14
Publication_date: 1980-04-22
Assignee: Head Wrightson & Company Limited (Yarm, GB2)
Primary Class(es): 277/377 277/903
Other Classes:
US Patent Ref:

1967573	Jul, 1934	Fox	277/199.
2888280	May, 1959	Meyer et al.	277/88.

Other Refs:
Primary Examiner: Smith, Robert I.
Assistant Examiner:
Attorney: Diller, Ramik & Wight