Using dry nitrogen to pressure test a system is a very effective method of verifying a system is leak-free. In fact, I believe it is more reliable than using a standing vacuum test typically performed ...

Starting July 29, residents and businesses north of Jackson Street are advised that Dominion Gas will be performing a gas pressure hydrotest project in Painesville and Painesville Township, according ...

Coal and gas outburst is one of the geological disasters that seriously threaten the safety of coal mines production. In recent years, with the increase of mining depth, outbursts become frequent. To ...

ADX Energy has kicked off testing at its HOCH-1 shallow gas well in Upper Austria, with the first perforated zone delivering ...

To explore gas pressure of coal samples under uniaxial compression condition the influence of the acoustic emission features, based on the uniaxial compression acoustic emission monitoring test, the ...

Production testing progressing ・Pressure build-up data supporting presence of a gas-charged reservoir ・Three gas-bearing zones confirmed ・Minimum of 237m of high-quality gas-bearing sands identified ...

Elixir Energy Ltd (ASX:EXR, OTC:ELXPF) (ASX) has completed a key diagnostic test at its Lorelle-3H appraisal well in ...

CR's expert tests show that most of the best pressure washers are gas or corded electric models, but a few battery-powered pressure washers score well, too.