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Jiangsu Hengfeng has become a professional production and research and development base for water treatment chemicals and oilfield chemicals in China.

  • Anionic vs. Nonionic Polyacrylamide Flocculants: Mining Industry Applications

    1.1 Anionic Polyacrylamide Anionic polyacrylamide (PAM) is a water-soluble polymer that carries a negative charge. It is commonly used in various industrial applications, such as wastewater treatment and paper manufacturing. The negative charge of the polymer makes it effective in flocculating positively charged particles, facilitating their removal from aqueous systems. 1.1.1 Definition and Ch...

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  • Polyacrylamide in Drilling, Completion and Cementing Fluids- Practical Uses, Selection & Field Guidelines

    This article explains practical, field-focused guidance for using polyacrylamide (PAM) in drilling fluids, completion fluids and cementing fluids. It covers why PAM is chosen, how to select the right type, typical dosages, laboratory tests you should run before field use, step-by-step mixing/dosing procedures, and common troubleshooting. The emphasis is on actionable instructions that engineers, f...

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  • Why Dewatering of Sludge Reduces Disposal Costs and Environmental Impact

    Dewatering of sludge is an essential step in wastewater management that helps reduce disposal costs while lowering environmental impact. Sludge from treatment processes contains a high amount of water, which increases the bulk, transportation challenges, and handling costs. By efficiently removing excess moisture, facilities can minimize the volume that needs to be transported or treated further. ...

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