Pulling Out Casing Drilling System During Grouting Of Pile Foundation Construction
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Pulling out casing during grouting of pile foundation construction Introduction: Pull out the casing during the grouting of pile foundation construction Features and advantages: compact structure, safe and reliable, flexible response and convenient ......
Tianjin jinyiyuan Heavy Machinery Manufacturing Co., Ltd
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Dual Rotary Wellbore Casing , HWT BW NW Conductor Casing Drilling
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... same time as one integral operation. This feature eliminates the need to drill the large diameter hole with a Rock Bit, pull the drill rod string and Rock Bit from the hole and then ream the casing back into the hole. The integral operation makes the...
ROSCHEN GROUP
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185mm MK3E168 Eccentric Overburden Casing Drilling System Bit For Hard Rock Drilling
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...Casing Drilling System Bit For Hard Rock Drilling Casing pipe OD: 168mm MK3E Casing Drilling Bit has a positive pilot design which helps guide the eccentric bit and produce a straighter hole. When they has been drilled to the required depth, the eccentric bit can be closed to its concentric position by pulling up against the casing......
Wuhan Kingdrilling Diamond Co.,Ltd
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High Performance Casing Drilling System For Mines / Quarries Alkali Resistance
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...casing shoe is welded to the casing. The pilot bit and ring bit are locked together by the bayonet coupling. They drill a hole large enough to allow the casing to be pulled into the hole. The pilot bit and ring bit rotate with the drill string while the casing shoe and casing......
Hunan New Diamond Construction Machinery Co., Ltd.
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Pdi Three Pillar Casing Extractors 2000mm Casing Puller
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...bored piles with casing driven directly by rotary drilling rig or casing oscillator, or secant pile, jet drilling, diaphragm wall end pipe applied with casing method. It can be coupled to base pile machine by means of telescopic boom or work alone with its...
Beijing jiayou xincheng industry and trade co. LTD
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7000 MM Stroke Anchor Drilling Rig Machine 25 T Pull Capacity 1.5 Ton Winch
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...Pull Capacity 1.5 Ton Winch 1.YDL-300DT Hydraulic drilling rig which is aim to meet the demand of deep water well hole project and seize the new market .It’s a new,efficient,energy-saving and multifunctional full hydraulic drilling rig. 2.There are two large cylinders on the mast so the lifting capacity can reach 25T,it can pull casing pipe when drilling with casing......
Kondasin International Co.,Ltd.
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Professional DTH Drilling Tools Eccentric Casing Overburden Drilling System
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...Drilling Tools Eccentric Casing Overburden Drilling System Eccentric Reamer System Step-by-step 1. When drilling starts, the reamer swings out and reams the pilot-hole wide enough for the casing tube to slide down behind the drill bit assembly. 2. When the required depth is reached, rotation is reversed carefully, whereupon the reamer swings in , allowing the drill bit assembly to be pulled up through the casing. 3. Casing......
KSQ Technologies (Beijing) Co. Ltd
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Eccentric Overburden ODEX90 Casing Tube Drilling Systems Tools
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... the casing tube to slide down behind the drill bit assembly. 2. When the required depth is reached, rotation is reversed carefully, whereupon the reamer swings in , allowing the drill bit assembly to be pulled up through the casing. 3. Casing tubes that...
Changsha Sollroc Engineering Equipments Co., Ltd
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Tong Torque And Tong Line Pull Tension Indication System
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... and tool joint failure. The systems indicate the torque applied to drill pipe, drill collars, tubing, and casing while joints are made. This is important for reducing drill collar and tool joint failure resulting from improper make-up. Each tong system...
Dongying Oilman Machinery Equipment Co.,Ltd.
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30hp Mini Horizontal Directional Drilling Machine 1.6T Rig Drilling Machine
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...Drilling Rig Horizontal Directional Drilling 1.6T Drilling Machine Rated power of engine 30 hp (single cylinder diesel engine) Slewing torque 2200 Nm drilling tool Φ 30 45mm * 1m drill pipes; Transfer case 8T; One guide bit; Reamer Φ 160mm Φ 260mm Slewing speed 120 R/min Push and pull speed 10m/min Operating weight 1.6T Overall dimension of drilling rig(L * W * H) 2 * 6.30 * 0.4 (m) Push and pull......
Chongqing Gold Mechanical & Electrical Equipment Co.,Ltd
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