UKertong ubhengeza ukuba sivelisa kuphela izikrini zokutshintsha kodwa hayi ezoqobo.Derrock, FLC, Hyperpool, PWP, Wave Screen ngamanqaku Derrock Corporation.I-NOV Brandt, i-VSM, i-Cobra, i-King Cobra, i-D380, i-D285P kunye ne-LCM ngamanqaku e-Varco I / P, Inc. MI SWACO, ALS-2, MD-2, MD-3, MEERKAT PT, ...
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