METHOD FOR CONSTRUCTION OF DEGASSING PIPELINES OF COAL MINES

A method for construction of degassing pipelines of coal mines involves pipeline forming by series butt joint for location and fixing in working. A metal strip of infinite length is preliminarily formed by cold rolling of metal rod in self-adjusting movement according to the predetermined pitch of s...

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Hauptverfasser:	Aziukovskyi Oleksandr Oleksandrovych, Rastsvietaiev Valerii Oleksandrovych, Yehorchenko Rostyslav Ruslanovych, Yavorska Viktoriia Viktorivna, Koroviaka Yevhenii Anatoliiovych, Dmytruk Olena Oleksandrivna, Ihnatov Andrii Oleksandrovych, Saik Pavlo Bohdanovych
Format:	Patent
Sprache:	eng ; ukr
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