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symposium on coal and gas outbursts 1964 nimes
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Symposium on Coal and Gas Outbursts
Symposium on Coal and Gas Outbursts, Nimes 1964 · United Nations
2898 sayfa · 1967
Congresses / Mine explosions / Mine gases / Gas bursts / Coal mine accidents
Symposium on coal and gas outbursts, Nîmes,France, 25-27 November 1964
Symposium on coal and gas outbursts (1964 Nîmes, France) · United Nations
289 sayfa · 1967
Congresses / Mine explosions / Safety measures / Gas bursts / Coal mines and mining