Донецкий Ордена Трудового Красного Знамени Политехнический Институт
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Medicines That Contain Protein Lipid Enzymes And Other Medicines
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Fire-Extinguishing Compositions
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Solid-Sorbent Or Filter-Aiding Compositions
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(54) УСТРОЙСТВО дл ПРЕДОТВРАЩЕНИЯ РАЗЛЕТА ПОРОДЫ ПРИ ВЫБРОСЕ(54) DEVICE TO PREVENT DIVIDE DAMAGE DURING EMISSION
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1.Авторское свидетельство СССР № 300626, кл. Е 21 D 19/0, 1968,1. USSR author's certificate No. 300626, cl. E 21 D 19/0, 1968,2.Степанович Г.Я. и др. Газодинамические влени при подготовке2. Stepanovich G.Ya. and others. Gas dynamics in the preparation of5 глубоких горизонтов. Донецк, 1970, с, (прототип) .5 deep horizons. Donetsk, 1970, with, (prototype).
SU792819635A1979-08-151979-08-15Arrangement for preventing scattering of rock at outburst
SU922288A1
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