Phosphorus passivation process

Details Phosphorus passivation process Phosphorus passivation process

1980-05-19

1982-03-23

Gantz, Delbert E.

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208108, 208 52CT, 252412, 252437, 252435, C10G 1118, C10G 4712

Patent

active

043211283

ABSTRACT:
A passivation process for decreasing the poisonous effects from contamination by metals, such as vanadium, iron, nickel or copper that can occur during a catalytic conversion of a hydrocarbon feedstock containing such metals is disclosed. The process employs compositions of organic or aqueous media containing one or more, at least partially soluble species of phosphorus compounds.

REFERENCES:
patent: 2758097 (1956-08-01), Doherty et al.
patent: 2921018 (1960-01-01), Helmers et al.
patent: 2977322 (1961-03-01), Varvel et al.
patent: 3147228 (1964-09-01), Erickson
patent: 3324044 (1967-06-01), Oberdorfer
patent: 4031002 (1977-06-01), McKay
patent: 4101444 (1978-07-01), Burk et al.

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