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-  The patent of vehicle-mounted, mobile skid-mounted three through steam boiler
 
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-  The patent of high frequency electrocoalescence type oil gas water three phase flow separator
 
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-  The patent of retractable stack for high pressure steam boiler
 
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-  The patent of special slide rail for high pressure steam boiler
 
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-  The patent of wireless network monitoring for high pressure steam boiler
 
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-  The patent of extractable fire tube
 

