Development of technical and technological methods for increasing the wear resistance of the sealed bearings of roller cone bits

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   Shul'gina, Natal'ya Yur'yevna · 1997 · Candidate of Sciences

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   Sheshukova, Galina Nikolaevna · 1997 · Candidate of Sciences

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   Khayrullin, Bulat Yusupovich · 1997 · Candidate of Sciences

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   Frolov, Andrey Andreyevich · 1997 · Candidate of Sciences

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   Urosov, Sergey Aleksandrovich · 1997 · Candidate of Sciences

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