Hydraulically controlled pressure relief valve for...

Chemical apparatus and process disinfecting – deodorizing – preser – Control element responsive to a sensed operating condition – Control element is fluid pressure sensitive

Reexamination Certificate

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C422S113000, C422S118000, C422S295000, C422S296000

Reexamination Certificate

active

10312536

ABSTRACT:
A high-pressure reactor which has a hydraulically controlled pressure-relief valve. The mechanical design of the corresponding hydraulic system in combination with the control technology used facilitates particularly fast opening of the pressure-relief valve in the case of pressure or temperature jumps in the high-pressure reactor.

REFERENCES:
patent: 4550747 (1985-11-01), Woodworth et al.
patent: 5026527 (1991-06-01), Krijgsman
patent: 5054517 (1991-10-01), Liesenhoff et al.
patent: 5149507 (1992-09-01), Ellis, Jr.
patent: 5533551 (1996-07-01), Grancher
patent: 0 540 915 (1993-05-01), None
*Bonsel et al., 67Chem. Ing. Tech. 862-964 (1995).

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