SOUND WAVES
March 1st, 2002
BY PHILIP FINE
SOUND waves can free gas wells of clogging debris, a team of US companies has claimed. The group, including Furness-Newburge of Kentucky, and Nicor Technologies and TechSavants Inc., both of Illinois, developed a prototype, which uses a two-foot cylinder lowered into a well. It emits low-frequency and high-intensity directed sound waves, which force scale surrounding the well's opening to fall off. More than 17,000 US gas storage wells lose five percent of their ability to inject and withdraw gas from underground storage fields each year because ...
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