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Design of a compact muffler for a jumbo drill

Published Year

• 1970-1979 (1)

Subject

• Mineral industries--Noise control (1)
• Mining machinery--Noise (1) *
• Rock-drills (1) *

Author

• Lay, S. E. (1)
• Martin, J. R., (1)
• Schwaneke, A. E. (1)
• Visnapuu, A. (1)

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