Method for reducing corrosion in a bypass system

Details Method for reducing corrosion in a bypass system Method for reducing corrosion in a bypass system

1988-06-03

1989-08-29

Heller, Gregory A.

Chemistry of inorganic compounds

Sulfur or compound thereof

Elemental sulfur

423220, 423244, 4235731, 4235764, 4235766, C01B 1702

Patent

active

048615765

ABSTRACT:
A method and apparatus for reducing leakage of process fluid through an ordinarily closed bypass conduit is disclosed which comprises a bypass conduit connected in parallel with a fluid processing unit so that a blocked-in portion of the bypass conduit may be formed and a purge fluid added to the blocked-in portion to sweep out process fluid and to maintain pressure in the blocked-in portion.

REFERENCES:
patent: 4115148 (1978-09-01), Okubo et al.
patent: 4478811 (1984-10-01), Hass
N.P.R.A. Question & Answer Session on Refining & Petrochemical Tech., 1979, p. 122.
N.P.R.A. Q. & A. Session on Refining & Petrochemical Technology, 1980, pp. 134-135.
N.P.R.A. Q. & A. Session on Refining & Petrochemical Technology, 1986, pp. 158-159.
N.P.R.A. Q. & A. Session on Refining & Petrochemical Technology, 1987, p. 162.
Chemical Engineers' Handbook, 5th ed., Perry, R. H. and Chilton, C. H., 1973, pp. 23.noteq.26.
Petroleum Refining Technology & Economics, Gary, J. H. and Handwerk, G. E., 1975, pp. 190-200.

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