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core drill

Established in 2001, Puyang Zhong Yuan Restar Petroleum Equipment Co.,Ltd, “RSD” for short, is Henan’s high-tech enterprise with intellectual property advantages and independent legal person qualification. With registered capital of RMB 50 million, the Company has two subsidiaries-Henan Restar Separation Equipment Technology Co., Ltd We are mainly specialized in R&D, production and service of various intelligent separation and control systems in oil&gas drilling,engineering environmental protection and mining industries.We always take the lead in Chinese market shares of drilling fluid shale shaker for many years. Our products have been exported more than 20 countries and always extensively praised by customers. We are Class I network supplier of Sinopec,CNPC and CNOOC and registered supplier of ONGC, OIL India,KOC. High quality and international standard products make us gain many Large-scale drilling fluids recycling systems for Saudi Aramco and Gazprom projects.

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12 Interesting Facts About Sulfuric Acid | OhFact!
12 Interesting Facts About Sulfuric Acid | OhFact!

The Venus ,Sulfuric Acid, is produced in the upper atmosphere of Venus. It is because of the Sun’s photo-chemical reaction with carbon dioxide, sulfur dioxide and water vapor. Source: wikipedia, Image: wikipedia. 10. ,Acid Rain,. ,Acid rain, constitutes diluted ,Sulfuric Acid, which is ,formed, by the atmospheric oxidation of sulfur dioxide in presence ...

Acid rain is yesterday’s news? | IGB
Acid rain is yesterday’s news? | IGB

In addition to atmospheric inputs, the drainage of wetlands, the lowering of groundwater levels for opencast lignite mining, fertiliser leaching from agricultural soils and agricultural and industrial wastewater are primarily responsible for this. Fertilisers and pesticides surpass acid rain in man-made sulphur input

Thermal Oxidation for Halogens and Acid Gases
Thermal Oxidation for Halogens and Acid Gases

acid, present. •The inner insulation thickness is reduced to keep the shell warm. •A 3”- 4” air gap is placed between the shell and the shroud. Allows for air flow in the gap. The shroud protects the shell from ,rain, and weather that may cool the shell below the dewpoint.

Analysis Method for pH and Alkalinity | Water Resources ...
Analysis Method for pH and Alkalinity | Water Resources ...

Changes in acidity can be caused by atmospheric deposition (acid rain or acid shock from snowmelt), surrounding rock, and wastewater discharges. Technically, the pH scale measures the logarithmic concentration of hydrogen (H+) and hydroxide (OH-) …

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Road West, North Branch, Jingkai Road, Puyang City