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... storage device is equipped with air filtration devices and oil filter device, which can greatly increase the service life of pneumatic components of the equipment. 2 The improvement of design of welding tra...
... storage device is equipped with air filtration devices and oil filter device, which can greatly increase the service life of pneumatic components of the equipment. 2 The improvement of design of welding tra...
...Oil sand control screen, water well screen, the water, nozzles and so on. with screen media higher precision, which is widely used in petroleum, chemical, and paper industries. 1 Diameter of filter tube 600-...