1, wellhead should fencing, underground wells located half a safety net, well equipped particularly reliable lifesaving ladder, go down must wear helmets and seatbelts, when digging suspend construction applications cover wellhead cover, cover To secure installation. 2. All materials should be in strict dosage and reduce waste pollution of the environment, remaining material should be recycled. Construction should be done "work Ended clear." Construction waste removal should Nissan Nissin, fixed stacking regularly closed transportation, not to pollute the road. Shanxi Qishan Leasing Co Ltd Used air compressor air compressor sale, used air compressor rental, recycling second-hand air compressor, used drilling rigs for sale, second-hand rig leasing, used drilling rigs recycling. Shanxi Kisan Compressor Rental Co. vice drill hole drill unloading methods: (1) When the hole depth drilling rig used to meet the design requirements of Ningxia after brand, will enhance the drill about one meter, blow hole bottom rock powder used Ningxia after drilling rig stopped for air. (2) decentralization of drilling, rock powder reservoir bottom of the hole to check the situation, which allows the accumulation of highly Ningxia Used rigs offer can not be more than 300 mm. (3) enhance and rotary drill, when the upper portion of the main drill pipe wrench mouth a little over a solder tray Ningxia Used rig prices, stop upgrading advancing mechanism, slewing mechanism and exhaust fan. (4) the upper part of the main drill pipe wrench mouth and the lower part of the drill pipe wrench deputy mouth each insert a wrench, an artificial primary drill forward 90 degrees (while holding deputy drill) so that the primary and secondary drill out (at this time It should be noted slewing mechanism and vice drill can not disengage lever down to avoid accidents), the main drill down, on a rack in the brazing care. (5) the cocking lever device holder, hold deputy drill, drill raised to slightly above the sub-carrier bar is entrusted ring position. (6) will be sent to the joystick lever is "Ⅰ" position, the lever-feeding device to send the carriage centers. (7) decreased deputy drill pipe, the plug is inserted into the carrier bar holder ring, check whether the backstop backstop pin hole falls. (8) Reverse the rotation mechanism 90, the sub-drill with the rotary mechanism is disengaged. (9) will be sent to the joystick lever to pull "Ⅲ" position, quit deputy drill. Then pull the handle to "0". (10) falls Rotary, engages with the main drill, lifting slightly, remove the wrench, the drill raised to the parked position opening. Ningxia Ningxia Used Used Drill Rig brand _ _ provided by Kisan Compressor Rental Co., Ltd. Shanxi Qishan air compressor. Shanxi Kisan Compressor Leasing Co. (www.qskyjzl.com) (www.qskyjzl.com) strong, credible, in Taiyuan, Shanxi compression, separation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Qishan compressor into the brilliant and you work for a better future!