Patent · US Expired

Purge feeding means and method

US5720854A · kind A · utility

2Cited by

16References

12Claims

0Family size

Assignee

Texaco Inc. · US

Inventors

Vahan Avetisian · Burbank, US
Constantin Bugescu · La Habra, US
Craig J. Castagnoli · Walnut, US
Suk-Bae Cha · Tokyo, JP

Key dates

Filing date	Apr 25, 1996
Grant date	Feb 24, 1998
Priority date	—
Expiry date	Apr 25, 2016

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC10B33/02
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A purge chamber for purging oxygen from interlocking, solid material, such as shredded tire pieces, prior to further processing of the material in a liquefaction apparatus. The purge chamber includes a chamber for holding interlocking, solid material An entrance port is connected to the chamber for passing the interlocking, solid material into the chamber. A purge device communicates with the chamber for providing a purging gas to the chamber. An exit port of the chamber passes the interlocking, solid material from the chamber. An auger screw mounted in the chamber, when rotated, moves the interlocking, solid material from within the chamber into the exit port.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.