Tulsa Gas Technologies, Inc. making world-wide difference in alternative fuels

02/05/2016

The price spread between gasoline and compressed natural gas has narrowed, putting vehicle conversions on a downward trend until it is now steady. Vehicle conversions slowed about 15 percent in the last half of 2015, said Tom Sewell, president of Tulsa Gas Technologies, Inc., which makes all the equipment for the modification. Read more