Accession Number : ADD006774

Title :   Coal Liquefaction.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC

Personal Author(s) : Hazlett,Robert N

Report Date : 27 Nov 1979

Pagination or Media Count : 4

Abstract : This patent discloses a method for converting coal to liquid hydrocarbons or oil-soluble solids comprises the steps of contacting said coal with oxygen for at least 15 minutes, at a temperature from about 90 to about 225 C., heating the oxidized coal to a temperature from about 250 to about 450 C., and maintaining the temperature for at least 15 minutes. (Author)

Descriptors :   *Patents, *Coal, *Liquids, *Hydrocarbons, *Processing, Aromatic hydrocarbons, Oxidation, Oxygen, Solubility, High temperature, Chemical bonds, Thermal stresses

Subject Categories : Geology, Geochemistry and Mineralogy
      Mfg & Industrial Eng & Control of Product Sys

Distribution Statement : APPROVED FOR PUBLIC RELEASE