Method for reducing turnaround time of hydroprocessing units

Details Method for reducing turnaround time of hydroprocessing units Method for reducing turnaround time of hydroprocessing units

1992-03-23

1993-11-02

Morris, Theodore

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Solids contacting and mixing

208143, C10G 4500

Patent

active

052581160

ABSTRACT:
The present invention relates a method for decreasing the time required for degassing a hydroprocessing reactor fabricated from a base metal with or without an alloy overlay.

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"The Effect of Outgassing Cycles on the Hydrogen Content in Petrochemical-Reactor-Vessel Steels", T. P. Groeneveld and R. R. Fessler, API Pub. No. 946, Jul. 1981.
"Material Problems in the Hydrocarbon Processing Industries" G. R. Prescott, Met. Prog., 120 (2) 24-30 (Jul. 1981).
"Hydrogen-Induced Disbonding of Stainless Weld Overlay Found in Desulfurizing Reactor" Watanabe et al. Proceedings of the First International Conference on Current Solutions to Hydrogen Problems in Steels, Washington, D.C., Nov. 1-5, 1982 (American Society for Metals).

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