WELLTEC
[ Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling and checking apparatus and instruments for use in oil and gas drillings, wells, pipes, pipelines, pipe systems and in geothermal wells on land and at sea, namely, oil and gas well downhole survey and measurement equipment; data processing equipment, computers computer software for measuring, supervising, and monitoring of intrusion, circulation and accumulation of fluid in geothermal wel...
Registered · April 22, 2015 · 79165975 ·