ICNEA 4025—Manufacturing of special instruments for geological exploration and earthquakes

Where 4025 sits

1. C Manufacturing industry
2. 40 Instrumentation manufacturing industry
3. 402 Special instrument manufacturing
4. 4025 Manufacturing of special instruments for geological exploration and earthquakes

What 4025 includes

• Including the manufacturing activities of the following geological exploration and seismic special instruments：
• Petroleum logging instruments and equipment: dual-lateral logging instrument, dual-induction-spherical focusing logging instrument, microspherical focusing logging instrument, high-resolution acoustic logging instrument, acoustic variable density logging instrument, natural gamma logging instrument, compensated neutron logging instrument, small borehole series logging instrumentInstruments, other petroleum logging instruments and equipment
• Seismic measuring instruments: very wide-band seismic measuring instruments, wide-band seismic measuring instruments, short-period seismic instruments, and other seismic measuring instruments
• Earthquake precursor instrument
• Underground fluid observation instruments: water level observation instruments, ground temperature observation instruments, gas observation instruments, and other underground fluid observation instruments
• Deformation instruments: level instruments, ground tilt observation instruments, drilling stress and strain observation instruments, cavity strain observation instruments, cross-fault observation instruments, GPS observation instruments, gravity observation instruments, other deformation instruments
• Electromagnetic instruments: ground resistivity observation instruments, earth electric field observation instruments, DI instruments, magnetometers, electromagnetic wave observation instruments, geomagnetic theodolites, magnetic scales, and other electromagnetic instruments
• Strong seismic instruments: free-field fixed observation of strong seismic instruments, free-field flow observation of strong seismic instruments, structural observation platform array strong seismic instruments, other strong seismic instruments
• Other special seismic instruments
• Drilling testing and analysis instruments: drilling logging instruments, mud analysis instruments, rock and mineral properties measuring instruments, other drilling testing and analysis instruments
• Mine safety equipment, dam observation equipment
• Metal and mineral deposit detector parts
• Other unspecified special instruments for geological exploration and earthquakes
• The following product manufacturing activities are included in this category
• Horizontal well drilling and completion, segmented fracturing and measuring equipment with drilling
• Horizontal well drilling and completion, segmented fracturing and geological guidance equipment with drilling
• Refers to the manufacture of special geophysical instruments, instruments and similar devices such as geological exploration, drilling, and earthquakes.

4025 in other systems