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Acid wastewater from iron and titanium industry

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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Acid wastewater from iron and titanium industry
(PDF) Ammonia nitrogen in tannery wastewater: Distribution ...
(PDF) Ammonia nitrogen in tannery wastewater: Distribution ...

Tannery, wastewater commonly contains a large amount of, ammonia nitrogen, (NH 3 -N) and total nitrogen (TN) due to the addition of, ammonium, salts in deliming and bating and the removal of...

How To Avoid Sewer Stench And Corrosion - Water Online
How To Avoid Sewer Stench And Corrosion - Water Online

Finally, H2S gas is converted to sulfuric ,acid, by a second type of bacteria (Thiobacillus) that live above the water line; the sulfuric ,acid, drips back down into the ,wastewater, where it is ,neutralized, back into sulfate, and the process begins all over again.

(PDF) Nitrogen removal from tannery wastewater by protein ...
(PDF) Nitrogen removal from tannery wastewater by protein ...

discharge significant amounts of nitrogen e.g., tanneries,, slaughterhouses, fertilizer indus- tries etc. Nitrogen, in the form of ammonia and organic nitrogen, has generally been removed by...

Nitrogen removal from tannery wastewater by protein recovery.
Nitrogen removal from tannery wastewater by protein recovery.

Nitrogen, removal from wastewaters has gained importance in recent years. In this paper protein precipitation and recovery potential of leather tanning industry wastewaters were experimentally evaluated. A protein profile for all sources was prepared. Liming was determined to be the most important protein source.

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