Search results for keyword: formations
freeze sinking
Well Shaft Drilling
Well shaft drilling is an innovative technique used to drill into the earth. This method is mainly used when creating large, deep holes or tunnels. It is commonly used in the construction industry as well as in exploration projects, such as oil and gas drilling.
The primary b......
1032 
Alice
Basic knowledge of iron ore mining
Iron Ore Mining Basics
Mining of iron ore is a highly capital-intensive process that requires significant investment in equipment and infrastructure. It is one of the most important substances used in the production of steel, of which iron ore is the key ingredient. Primarily non-renewable, iron ......
Natural Gamma Spectral Logging
Logging in natural γ-ray spectroscopy
Logging in natural γ-ray spectroscopy (NGS) is a technique used in the oil and gas industry to assess the content of specific materials in a specified area. This is achieved by measuring the energy of emitted γ-ray photons from natural sources, such as ura......
Physical and mechanical properties of rock mass
Introduction
Rocks as a natural material consist of numerous different minerals and they form the basis of the earth’s crust. In addition, their composition and texture determine their physical, mechanical and chemical characters. Therefore, rock mechanics deals with the interactions between roc......
Ordinary sinking method
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Cable-Tool Drilling: Channeling the Earth with a Bit and a Spade
Cable-tool drilling, also known as percussion or spudding drilling, is an age-old method of using a large bit with a weighted chisel attached to it and pounding it into the ground. This method has been used since ancient tim......
Reservoir Engineering
An Introduction to Reservoir Engineering
Reservoir engineering is a division of petroleum engineering that is concerned with the study of the subsurface regions that are used to contain natural gas or oil of any kind. The term “reservoir” is used to describe these areas in the sense of being a ......
Plant structure deformation observation
Factory Structure Deformation Monitoring
Factory structure deformation monitoring is the process of carefully measuring the subtle deformations that can occur in the building or structure that makes up a factory. Deformation can occur due to a variety of reasons, such as changes in temperature, s......
Correction of inclined foundations
Introduction
The perception of Skewed Base (or Skew angle) has been at the forefront of the theory and practice of surveying since it was first introduced in the 17th century. Skews have been used for centuries to calculate land boundaries, determine distances and angles, and create maps and dia......
caisson
The Fountain of Life
The fountain of life, often referred to as the fountain of youth, is an ancient belief that a person can regain their youth, vitality and health by consuming or drinking from a particular substance, usually a magical elixir or a special spring or fountain. In some cultures it......
Hydrogeological survey of shaft construction
Groundwater Exploration of Construction in Wells and Lanes
Groundwater exploration is the most important part of construction in wells and lanes. As an important resource material, groundwater exploration is the basis for groundwater development and utilization. The following is a description of ......
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