Currently, 25 states have coal mining operations in place. The term “coal stock” refers to any company involved in coal mining, processing or burning. A company with a coal stock might be ...

The company already owns another power plant in Western Pennsylvania, and says it has received over $100 million from investors to acquire waste coal plants. Bitcoin “mining” is the process of putting ...

Guardvant’s OpGuard Operator Fatigue and Alertness Monitoring System has been credited with helping Goldcorp’s Los Filos mine eliminate fatigue-related accidents. During the first six months of ...

Innovative mining technology provider Guardvant, Inc. has received another order for OpGuard Operator Fatigue and Alertness Monitoring System, from the Sumitomo Corporation for the Minera San ...