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Class Information
Number: 44/620
Name: Fuel and related compositions > Coal treating process or product thereof
Description: Process in which a solid mineral hydrocarbonaceous material is treated by a chemical or physico-chemical procedure to improve its value as a fuel, or a product resulting from such a process.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588608 |
Cellular coal products and processes |
Sep. 15, 2009 |
| 7578860 |
Cellular coal products and processes |
Aug. 25, 2009 |
| 7544222 |
Activated, coal-based carbon foam |
Jun. 9, 2009 |
| 7537622 |
Process for drying coal |
May. 26, 2009 |
| 7524341 |
Coal drying method and equipment, method for aging reformed coal and aged reformed coal, and process and system for producing reformed coal |
Apr. 28, 2009 |
| 7507083 |
Reducing mercury emissions from the burning of coal |
Mar. 24, 2009 |
| 7481855 |
Carbon foam abrasives |
Jan. 27, 2009 |
| 7458999 |
Method of storing solar energy |
Dec. 2, 2008 |
| 7452389 |
Carbon foam abrasives |
Nov. 18, 2008 |
| 7449035 |
Reinforced designed cellular coal |
Nov. 11, 2008 |
| 7374590 |
Reducing sulfur dioxide emissions from coal combustion |
May. 20, 2008 |
| 7338542 |
Designed cellular coal |
Mar. 4, 2008 |
| 7332002 |
Low sulfur coal additive for improved furnace operation |
Feb. 19, 2008 |
| 7247368 |
Stealth foam and production method |
Jul. 24, 2007 |
| 7208023 |
Dry dust control materials |
Apr. 24, 2007 |
| 7147679 |
Synthetic fuel production method |
Dec. 12, 2006 |
| 7128767 |
Method to upgrade low rank coal stocks |
Oct. 31, 2006 |
| 7111575 |
Synthetic fuel plant |
Sep. 26, 2006 |
| 7108800 |
Method for preventing the agglomeration or generation of dust from a particulate material comprising coal |
Sep. 19, 2006 |
| 6964691 |
Method of preparing a synthetic fuel from coal |
Nov. 15, 2005 |
| 6942707 |
Valorization of by-products in the ecological coal transformation |
Sep. 13, 2005 |
| 6878174 |
Stabilizing thermally beneficiated carbonaceous material |
Apr. 12, 2005 |
| 6869455 |
Carbon foam abrasives |
Mar. 22, 2005 |
| 6860911 |
Synfuel composition and method of using same |
Mar. 1, 2005 |
| 6860910 |
Carbon foam abrasives |
Mar. 1, 2005 |
| 6861151 |
Reinforced designed cellular coal |
Mar. 1, 2005 |
| 6849098 |
Composite tooling |
Feb. 1, 2005 |
| 6846339 |
Process for upgrading low rank carbonaceous material |
Jan. 25, 2005 |
| 6840764 |
Apparatus and process for producing charcoal from wood |
Jan. 11, 2005 |
| 6814765 |
Cellular coal products and processes |
Nov. 9, 2004 |
| 6786941 |
Methods of controlling the density and thermal properties of bulk materials |
Sep. 7, 2004 |
| 6773471 |
Low sulfur coal additive for improved furnace operation |
Aug. 10, 2004 |
| 6709472 |
Insolubly bound particulate products |
Mar. 23, 2004 |
| 6656238 |
Coal-based carbon foam |
Dec. 2, 2003 |
| 6656239 |
Blended pitch/coal based carbon foams |
Dec. 2, 2003 |
| 6641624 |
Method of preparing a synthetic fuel from coal |
Nov. 4, 2003 |
| 6632258 |
Coal beneficiation by gas agglomeration |
Oct. 14, 2003 |
| 6558441 |
Process of upgrading low rank coal |
May. 6, 2003 |
| 6558442 |
Synthetic fuel production method |
May. 6, 2003 |
| 6521003 |
Treatment of solid carbonaceous material |
Feb. 18, 2003 |
| 6497737 |
Heating with steam |
Dec. 24, 2002 |
| 6488722 |
Method and apparatus for spheroidizing particles |
Dec. 3, 2002 |
| 6451092 |
System and process for agglomeration and processing of carbonaceous fines and dust |
Sep. 17, 2002 |
| 6436158 |
Coal reforming process and apparatus therefor |
Aug. 20, 2002 |
| 6325001 |
Process to improve boiler operation by supplemental firing with thermally beneficiated low rank coal |
Dec. 4, 2001 |
| 6299656 |
Non-fossil fuel additives for predominantly hydrocarbon fuels |
Oct. 9, 2001 |
| 6273923 |
Catalytic vacuum distillation process |
Aug. 14, 2001 |
| 6231627 |
Method to reduce oxidative deterioration of bulk materials |
May. 15, 2001 |
| 6214064 |
Process for making a fuel product from coal fines and sewage sludge |
Apr. 10, 2001 |
| 6173663 |
Carbon dioxide remediation via oxygen-enriched combustion using dense ceramic membranes |
Jan. 16, 2001 |
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