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Title: Method of producing needle coke for low CTE graphite electrodes

Abstract

A method of producing low CTE graphite electrodes from needle coke formed from a coal tar distillate material having a relatively high initial boiling point.

Inventors:
; ; ;
Issue Date:
Research Org.:
GrafTech International Holdings Inc. Brooklyn Heights, OH (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1397263
Patent Number(s):
9777221
Application Number:
11/427,786
Assignee:
GrafTech International Holdings Inc.
Patent Classifications (CPCs):
C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA
C - CHEMISTRY C10 - PETROLEUM, GAS OR COKE INDUSTRIES C10B - DESTRUCTIVE DISTILLATION OF CARBONAGEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
DOE Contract Number:  
FC26-03NT41874.
Resource Type:
Patent
Resource Relation:
Patent File Date: 2006 Jun 29
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; 01 COAL, LIGNITE, AND PEAT

Citation Formats

Miller, Douglas J., Lewis, Irwin C., Chang, Ching-Feng, and Lewis, Richard Thomas. Method of producing needle coke for low CTE graphite electrodes. United States: N. p., 2017. Web.
Miller, Douglas J., Lewis, Irwin C., Chang, Ching-Feng, & Lewis, Richard Thomas. Method of producing needle coke for low CTE graphite electrodes. United States.
Miller, Douglas J., Lewis, Irwin C., Chang, Ching-Feng, and Lewis, Richard Thomas. Tue . "Method of producing needle coke for low CTE graphite electrodes". United States. https://www.osti.gov/servlets/purl/1397263.
@article{osti_1397263,
title = {Method of producing needle coke for low CTE graphite electrodes},
author = {Miller, Douglas J. and Lewis, Irwin C. and Chang, Ching-Feng and Lewis, Richard Thomas},
abstractNote = {A method of producing low CTE graphite electrodes from needle coke formed from a coal tar distillate material having a relatively high initial boiling point.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2017},
month = {10}
}

Works referenced in this record:

Process for manufacturing needle coke
patent, June 1977


Method of producing an isotropic coke
patent, September 1981


Non-puffing petroleum coke
patent, January 1982


Process for the preparation of super needle coke
patent, March 1989


Method for determining the coefficient of thermal expansion of coke
patent, September 1992


Process for producing needle coke
patent, February 1994


Process for producing petroleum needle coke
patent, December 1997


Process for the production of needle coke
patent-application, December 2005


Influence of grinding on the graduation graphitization and densification of coke powder
journal, August 1981