RU1837129C
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Method of tuning away from resonance frequency of operating rotor of machine
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RU1789752C
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Piston vacuum pump
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RU1807258C
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Device for accelerated testing of vacuum gates with a motorized drive
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RU1786121C
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Method for unstressing articles
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SU1761451A1
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Method for centrifuge rotor strain hardening
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RU1788329C
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Test stand for rotary pumps
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SU1750931A1
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Method of hardening parts
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SU1760181A1
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Diffusion pump
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SU1714227A1
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Device for accelerating test of vacuum valves
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SU1691547A1
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Vacuum piston pump
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SU1694369A1
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Method of strengthening rotor of centrifugal machines
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SU1698480A2
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Piston vacuum pump
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SU1707246A1
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Rotary vacuum pump
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SU1629621A1
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Hollow machine rotor discharging method
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SU1643802A1
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Method of tuning out resonant frequency of rotor of machine
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SU1753059A2
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Fluid-drop type diffusion pump
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SU1652675A1
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Diffusion pump
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SU1645672A1
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Device for testing magnetic vacuum valves
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SU1504359A2
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Piston-type vacuum pump
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SU1548532A1
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Method of adjusting hollow rotor of machine against resonance
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