- Отрасли: Construction
- Number of terms: 1796
- Number of blossaries: 0
- Company Profile:
Caterpillar Inc. manufactures and sells construction and mining equipment, diesel and natural gas engines, and industrial gas turbines worldwide.
The rotary drill bit is a rotating tool that is used to penetrate rock formations. It consists of a body, threaded at the top for attachment to the drill pipe, with three bearingmounted rolling cones at the bottom.
Industry:Construction
The drill pipe is a section of steel pipe, threaded on both ends, on which the drill bit is mounted.
Industry:Construction
The combination of drill pipe and the drill bit components comprise the drill string.
Industry:Construction
A rotating cylinder with side flanges, used for winding in and releasing the cable.
Industry:Construction
Replaceable steel bars mounted to the scraper elevator which contact the material and move it into the bowl.
Industry:Construction
As used on the blast hole drill, the dust curtain encloses the area around the drill string immediately below the drilling platform, and restricts the travel of flying rock chips and dust resulting from the drilling operation.
Industry:Construction
In reference to a dozer or grader blade, to rest by its own weight or to be held from digging by upward pressure of a load of dirt against its moldboard.
Industry:Construction
Resistance to motion when one body is sliding or tending to slide over another.
Industry:Construction
