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Year of Publication 27.07.2006
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Year of Publication 27.07.2006
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WELL CLEANING DEVICE
BOCHKAREV VIKTOR KUZ'MICH, DROKOV VIKTOR FEDOROVICH, LUBJAKO PAVEL VLADIMIROVICH
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Year of Publication 20.01.2006
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METHOD FOR EXTRACTING ELECTRIC ENGINE FROM WELL
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Year of Publication 20.04.2005
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Year of Publication 20.04.2005
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