WELKER
Portable, modular and prefabricated heated enclosures for housing sampling, containment and conditioning equipment for natural gas and crude oil to maintain temperatures therein; sampling, containment and conditioning equipment, namely, heaters for natural gas and crude oil; sampling, containment and conditioning equipment, namely, filters for removing contaminants from natural gas and crude oil; filters made of metal for filtering unwanted matter from natural gas
Registered · June 10, 2014 · 86306063 ·