This invention pertains to electrical methods for determining the presence of oil or other valuable deposits in the ground, and relates more specifically to a method for measuring the field or the potential differences generated at various points in the ground when a plurality of electrical...Muus...
Mine exploration of the direct current method is an important branch of the geophysical exploration to rock conductivity differences, based on the measurement and analysis of the roadway or near the stope stability current field distribution variation to study the mine geological problems. ...
THE BOOK IS ARRANGED UNDER THE FOLLOWING CHAPTER HEADINGS: (1) ELECTRICAL PROPERTIES OF EARTH MATERIALS, (2) ELECTRICAL WELL LOGGING, (3) GALVANIC RESISTIVITY METHODS, (4) MAGNETO-TELLURIC RESISTIVITY METHOD, (5) TELLURIC CURRENT METHODS, (6) INDUCTION METHODS, AND (7) RADIO WAVE METHODS, ...
After 70 years of development, electrical exploration in China in terms of basic theory, technique and application effects have made tremendous progress, which become a branch of electrical geophysical method is used in most species, the most widely used and most adaptable. At the same time, ...
a group of methods that are used in geophysical exploration and are based on the study of natural or artificially generated electric or electromagnetic fields in the earth’s crust. The physical basis of the electrical methods is the differences between rocks and ores in such properties as ...
New Geophysical Electrical 2D and 3D Resistivity Imaging and for Mineral Exploration, You can get more details about New Geophysical Electrical 2D and 3D Resistivity Imaging and for Mineral Exploration from mobile site on Alibaba.com
Direct current resistivity (DCR) method is one of the most commonly applied geophysical exploration methods. The development of data acquisition techniques enables the acquisition of multiple data sets of various electrode arrays with a little extra measurement time in comparison with the time that ...
The induced polarization (IP) method has been used for ore exploration purposes for many decades (e.g., [1]). The method determines the spatial distribution of the complex, frequency-dependent electrical conductivity [2]. A review of the application of the IP method to general near-surface ...
1. This paper illustrates application of geophysical exploration in finding pyrite ores using direct current depth sounding and magnetic survey. 文章利用直流电测深法和磁法测量等综合勘探的方法,通过岩石的电、磁特性来探明矿层的空间分布情况[4~6]。
As a future clean energy resource, the exploration and exploitation of natural gas hydrate are favorable for solving the energy crisis and improving environmental pollution. Detecting the spatial distribution of natural gas hydrate in the reservoir is of