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Oil, gas and water conditioning plant
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Rig testing hydropneumatic accumulators
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Apparatus for joint preparation of petroleum, gas and water
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Apparatus for controlling temperature in hotbed
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Installation for drying dispersed materials
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Hydroelectric steering engine
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Hydroelectric steering engine
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Electrohydraulic steering engine
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Hydroelectric steering engine
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Flotator
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Flotation machine
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Electrohydraulic steering engine
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Electrohydraulic steering engine
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SU1255519A1
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Electrohydraulic steering engine
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Flotation device
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Electrohydraulic steering engine
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Electrohydraulic steering engine
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Electrohydraulic steering engine
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Piston gas blower
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SU1197938A2
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Loading device for testing steering engine
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