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Keyword [Drilling hole]
Result: 1 - 20 | Page: 1 of 2
1.
Research On The Occurrence Conditions Of Tectonic Stress Type Of Rock Burst
2.
Study On Deep-Hole Drilling Technique Dased On Copper Staves
3.
Study On The Integration Technique Of Platform Multiple Drilling Hole Engineering Of The Eighth Oil Production Factory
4.
Ultrasonic Vibration Drilling System Design And Experimental Research
5.
Directed Initial Fracturing Condition Of Pre-slotted Drilling Hydraulic Fracturing In Rock
6.
Seal Roadway-Drilling Of Joint The Smoke Gas Technology Research
7.
Air Drilling, Rock Mechanics And Drilling Process Simulation,
8.
Deep Mining Bundle Hole Of Mass Drop Ore Technology Research
9.
The Technology Research For Cross Bottom-Board Borehole And Striped Gas Pre-drainage In LiZuiZi Coal Mine
10.
The Research Of The Injurious Mechanism For Air Drilling Hole About The Underbalanced Drilling In Chuanxi
11.
Research On Extraction Effect Change Law Along The Drainage Drilling Hole
12.
Research On Timing Characteristics Of The Extracting Influence Radius Of The Pre-pumping Gas Drilling Hole
13.
Numerical Simulation And Application Of Bedding Gas Drainage Drilling Parameters In Soft Coal Seam
14.
Study On Key Technology Of Drilling Hole For Gas Drainage In Xuangang ’Three Soft’ Seam
15.
Annular Gas Solid Dynamic Flow In Gas Drilling Hole Enlargement Section
16.
Study On The Change Law Of The Influence Range Of The Drilling Hole In The Coal Bed Of Machi Coal Mine
17.
Study On Downhole Cuttings Bed Cleaning Tools For Extended-reach Drilling In YT25-1S Oil Field
18.
Research And Application Of Retractable Surface Casing Drilling Technology
19.
The Law Of Gas Seepage And The Method To Determine The Stratum Of High Drilling Hole In Large Mining Height Working Face
20.
Study On Drills Of Vibration Assisted Drilling CFRP/TC4 Stacks
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