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OFS Co., Ltd

[Китай]geophone strings

Ofs is the leading designer and manufacturer of precision geophones and ancillary equipment used in seismic data acquisition for oil and gas exploration and in other industries including security, structural and machine vibration monitoring, mining and construction. Ofs’s range of products and services include: Geophones (velocity transducers) from 1 Hz to 50 Hz natural frequency Plastic, steel, stainless steel, and aluminium geophone cases Fully water-blocked or dry cable from[...]

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[Китай]proppant

This High Strength Proppant is made from Bauxite and other special supplementary materials. HSP can not only reduce the requirements on hydrofracturing liquid, but can also improve the delivery performance in rock rift and increase the support profile of rock rift. It can result in satisfactory yield of oil/gas in the oil/gas well thanks to its excellent resistance to hydrofracturing. Avalaible in: 52MPa (7500psi),69MPa (10000psi),86MPa (12500psi) ,102Mpa (15000psi and 8/12mesh, 10/14mesh,[...]

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[Китай]baryte

STANDARD: GB/T5005-2001(3BARIUM SULFATE) SAMPLE №:06/177 DATE:28 DEC.2006 PARAMETERS STANDARD RESULT DENSITY, G/CM3 ≥4.20 4.36 CAO, MG/KG ≤250.0 17.3 ≥75μm SIEVE,% ≤3.0 0.10 ≤6μm SIEVE,% ≤30.0 17.7[...]

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