Keyword [ultra-deep drilling rig] Result: 1 - 7 | Page: 1 of 1 1.  Vibration Characteristics Analysis Of Rotary Table Drive System In Ultra-deep Drilling Rig 2.  Dynamic Characteristics Analysis For Derrick Raising Process Of Ultra-deep Drilling Rig 3.  Study On Static And Dynamic Characteristics Of ZJ90/6750DB Ultra-deep Drilling Rig Derrick And Substructure 4.  Study On Top Drive Dynamical System Of Ultra-deep Drilling Rig 5.  Research On Auto-drilling System Based On Disc Brakes And Double Hydraulic Cylinders Of Ultra-deep Drilling Rig 6.  Design And Analysis For ZJ80/5850D Derrick And Substructure 7.  Design And Research Of 8000m DC Drilling Rig   <<First  <Prev  Next>  Last>>  Jump to

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