Title:
原油の処理法
Document Type and Number:
Japanese Patent JP4833477
Kind Code:
B2
Abstract:
A process and apparatus to extract and recover heavy metals and sulfur from crude oil or petroleum fuel products including the steps of emulsifying the crude oil with an emulsifying agent, adding a leach solution to the emulsified crude oil and leaching the emulsified crude oil at elevated temperature and pressure to give a leached emulsified crude oil. The leach solution may be acid or alkali. A proportion of the leach solution is extracted for recovering heavy metals. There can also be a microwave hydro-treating step using hydrogen gas at a temperature below 220° C. to ensure there is no quality degradation in the crude feed to produce a desulfurized crude oil and a hydrogen sulphide by-product and recovering sulfur from the hydrogen sulphide by-product.
Inventors:
Gomez Rodolf Antonio M.
Application Number:
JP2001539045A
Publication Date:
December 07, 2011
Filing Date:
November 13, 2000
Export Citation:
Assignee:
Rodolfo Antonio Mezzina Gomez
International Classes:
C10G17/02; C10G17/04; C10G17/06; C10G19/02; C10G27/04; C10G32/02; C10G45/08; C10G67/08; C10G67/10
Domestic Patent References:
| JPH09137176A | 1997-05-27 |
Foreign References:
| US4408999A | 1983-10-11 |
Attorney, Agent or Firm:
Kazunori Saito
Tetsuya Ito
Tetsuya Ito