Ultrasonics in mining
URI(s)
- http://id.loc.gov/authorities/subjects/sh2015003068
- http://id.loc.gov/authorities/sh2015003068#concept
Broader Terms
Closely Matching Concepts from Other Schemes
Sources
- found: Work cat: 2011441099: Yi, Jun, active 2010. Sheng zhen fa ti gao mei ceng qi chou cai lü yuan li. 2010:Abstract (cataloger's translation: "Ultrasonic vibration to improve coal bed methane extraction rate principle")
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Scheme Membership(s)
Collection Membership(s)
Change Notes
- 2015-12-30: new
- 2016-05-10: revised
Alternate Formats