High temperature corrosion inhibitor

Details High temperature corrosion inhibitor High temperature corrosion inhibitor

1994-03-15

1996-03-19

Pal, Asok

Mineral oils: processes and products

Chemical conversion of hydrocarbons

With prevention of corrosion or erosion in system

208 48R, 208 48AA, C10G 912

Patent

active

055001076

ABSTRACT:
A process for the inhibition of corrosion caused by naphthenic acid and sulfur compounds during the elevated temperature processing of crude oil by use of an aryl containing phosphite compound having one of the structures: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are C.sub.6 to C.sub.12 and at least one R group is an aryl radical.

REFERENCES:
patent: 2899387 (1959-08-01), Fierce et al.
patent: 4024050 (1977-05-01), Shell et al.
patent: 4105540 (1978-08-01), Weinland
patent: 4542253 (1985-09-01), Kaplan et al.
patent: 4840720 (1989-06-01), Reid
patent: 4842716 (1989-06-01), Kaplan et al.
patent: 5354450 (1994-10-01), Tong et al.

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