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The patent of vehicle-mounted three-through high pressure steam boiler system
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The patent of high energy efficiency once through steam injection scheme with gradual vaporization
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The patent of backwash desanding device used for three - phase separator
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The patent of vehicle-mounted horizontal steam injection boiler with capacity of 15t/h
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The patent of wet steam quality detecting device for oilfield steam boiler
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The patent of feed water preheating system for oilfield steam boiler