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Application of sodium hexametaphosphate in sludge treatment

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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Application of sodium hexametaphosphate in sludge treatment
Frontiers | A Review of Phosphorus Removal Technologies ...
Frontiers | A Review of Phosphorus Removal Technologies ...

The removal of phosphorus (P) from ,domestic wastewater, is primarily to reduce the potential for eutrophication in receiving waters, and is mandated and common in many countries. However, most P-removal technologies have been developed for use at larger wastewater ,treatment, plants that have economies-of-scale, rigorous monitoring, and in-house operating expertise.

EUR-Lex - 32018D1147 - EN - EUR-Lex
EUR-Lex - 32018D1147 - EN - EUR-Lex

Referring to independently operated ,treatment, of waste water not covered by Directive 91/271/EEC above, these BAT conclusions also cover the combined ,treatment, of waste water from different origins if the main pollutant load originates from the activities covered under points 5.1, 5.3 or 5.5 as listed above.

Rainwater tank buyers guide - Renew
Rainwater tank buyers guide - Renew

The overflow outlet of the ,tank, is connected to a vertical riser pipe inside the ,tank, that reaches almost to the ,bottom, of the ,tank,. In some designs, this pipe even turns 90° and runs along the ,bottom, of the ,tank,, improving ,sludge, removal. The outside part of the overflow also runs downwards to a special fitting that creates a siphon effect.

EUR-Lex - 32018D1147 - EN - EUR-Lex
EUR-Lex - 32018D1147 - EN - EUR-Lex

Referring to independently operated ,treatment, of waste water not covered by Directive 91/271/EEC above, these BAT conclusions also cover the combined ,treatment, of waste water from different origins if the main pollutant load originates from the activities covered under points 5.1, 5.3 or 5.5 as listed above.

Onsite Wastewater Treatment Systems: Septic Tank/Soil ...
Onsite Wastewater Treatment Systems: Septic Tank/Soil ...

To keep your septic system treating sewage efficiently, you need to have the tank pumped periodically. As the septic system is used, sludge accumulates in the bottom of the septic tank. As the sludge level increases, wastewater spends less time in the tank, and solids …

ThermoChemical Process To Remove Sludge From Storage …
ThermoChemical Process To Remove Sludge From Storage …

PETROBRAS has developed a thermochemical method aimed at removing wax deposits in submersed oil pipelines, wax damage in production reservoirs and petroleum sludge removal from storage tanks.

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