1. Load Capacity: 100kg 2. Work method: Working table type 3. Lift car size: 600* 600* 800mm 4. Speed: 0.4m/ s The Characteristics of Changzhi Dumbwaiters 1. Adjustable track braces: The track....
This is Heilongjiang Changzhi Mechanical & Electrical Equipment Mfg. Co., Ltd was build in 1997. We are specialized in manufacturing dumbwaiters, home lifts and their spare parts. Since the....
Releasing Spear In drilling and work over opertion, the releasing spear is a tool mainly used for fishing of drill pipe, oil pipe and casing from fish hole.It can be used with internal cutter , ....
Our Tianhe main products are: Drill Collars, Spiral Drill Collars, Integral Heavy Weight Drill Pipe, and several kinds of drilling tools, work-over tools, cementing tools, coring tools, fishing tools....
Spiral Drill Collar Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. TIANHE brand spiral drill collars are....
The pre-existence of Tianhe Oil Group Co., Ltd is Mudanjiang Petroleum Machinery Co., Ltd, established in 1973. Tianhe Petroleum Machinery Joint-Stock Co., Ltd has restructured twice during the....
ZSJ/ ZXJ Type Drilling Jar ( hydraulic-mechanically) The drilling jar which is connected with drill tool and worked with drill string is a downhole stuck freeing tool in drilling operation .It is....
We are TIANHE OIL GROUP which is speciallised in manufacturing and exporting oilfield tools for 40 years, with the scope of almost all downhole tools, fishing tools, jar tools, including drill collar....
Glass bead for jetting has the features of chemical stability, high mechanical intensity and hardness. They can be jetted onto the object surface with compressed air and can be used on compress glass....
DaQing JunFeng Glass Beads Co., Ltd is specialized enterprise that produces series products, such as road reflecting glass beads and shot blasting glass beads. There are 5 senior technical personnel, ....