Frequently Asked Questions
Click on the question below for your complete answer.
WHAT IS THE GREENFIELDS TECHNOLOGY?
WHAT ARE COAL FINES?
WHAT IS THE HISTORY OF BRIQUETTE PRODUCTION?
WHAT IS THE GREENFIELDS DIFFERENCE IN BRIQUETTE PRODUCTION?
WHY DOES COAL REMAIN SO IMPORTANT?
WHERE ARE U.S. COAL RESERVES?
2% of the U.S. energy reserves is in oil, 3% is in natural gas and 95% is in coal. At 500 billion tons, America has the largest coal reserves in the world. This is the energy equivalent of about 2 trillion barrels of crude oil or triple the world’s known oil reserves. In addition, the U.S. has over 200 more years of reserves at today’s consumption rate. U.S. coal is found in over 100 counties in 38 states divided in three principal coal regions:
Appalachian Coal Region:
- Annually produces about 35% of total U.S. coal production
- Large underground mines and small surface mines
Interior Coal Region:
- Annually produces approximately 13% of total U.S. coal production
- Mid-sized surface mines
Western Coal Region:
- Annually produces about 52% of total U.S. coal production
- The State of Wyoming (number one coal state) accounts for over 30% of total U.S. coal production
- Large surface mines
- Largest coal mines in the world
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