Title:
ナトリウム含有重質残渣の処理方法及びこうして得られた燃料
Document Type and Number:
Japanese Patent JP4674076
Kind Code:
B2
Abstract:
Process for the removal of sodium from sodium-containing heavy fractions from a process for the combined production of styrene and propylene oxide comprising admixing an aqueous solution of an organic carboxylic acid to the heavy fraction at a temperature comprised between 20 DEG C and 100 DEG C, and separation of the organic phase from the aqueous phase, wherein the organic phase contains less than 0.5% by weight of polymeric solids. The obtained organic phase has low viscosity and ash content and can be used directly as a fuel.
Inventors:
Defurtus Escriig, Pillar
Garcia Bioska, Eva Maria
Garcia Bioska, Eva Maria
Application Number:
JP2004320367A
Publication Date:
April 20, 2011
Filing Date:
November 04, 2004
Export Citation:
Assignee:
Repsol, Chemica, Sociedad, Anonima
International Classes:
B01J38/00; C10L1/00; B01D11/04; C01D1/28; C07C1/24; C07C2/58; C07C5/00; C07C7/00; C07C7/10; C07C15/46; C07C33/22; C07D301/14; C07D301/32; C10G17/04; C10L1/04; C10L1/16
Domestic Patent References:
| JP11292802A | ||||
| JP6072911A | ||||
| JP8133995A |
Foreign References:
| WO2003024925A1 |
Attorney, Agent or Firm:
Takao Hamano
Teruichi Hirai
Teruichi Hirai