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PH of strong acid wastewater

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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PH of strong acid wastewater
Environmental Protection Technology of Titanium Dioxide ...
Environmental Protection Technology of Titanium Dioxide ...

A large amount of titanium gypsum industrial sludge is produced after the first wash waste acid and the second wash water are neutralized by quicklime. The main component of the sludge is CaSO4﹒2H2O, which is usually 70~80% in grade, acidic or neutral, because it contains a lot of iron,which called red gypsum or yellow gypsum.

Reduction of pollution caused by waste from the titanium ...
Reduction of pollution caused by waste from the titanium ...

Titanium, dioxide ,waste, can give rise to serious air and ,water, pollution. For this reason, Directive 2010/75/EU devotes a specific chapter to ,titanium, dioxide ,waste, and sets stringent limit values for emissions. Prohibition of disposal of ,waste,. The following forms of ,waste, must not be disposed of into any ,water, body, sea or ocean: solid ,waste,;

The effect of the dumping of waste-acid from the titanium ...
The effect of the dumping of waste-acid from the titanium ...

Since 1963 the waste-acid of the German titanium dioxide industry is discharged off the Dutch coast. From March 1980 on the dumping takes place in an area situated 40-80 km from the coast.

The method of disposal and disposal of waste etching ...
The method of disposal and disposal of waste etching ...

The method for complex recycling of wastes formed when processing titanium semi-finished products involves chemical analysis of spent acid wastes, adjusting molar ratio of titanium and fluorine in the solution to critical values, adding a calculated amount of an alkali metal to the solution, filtering, washing and drying the salt.

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