Welcome to the company ! we have many years of professional experience !
rsdgj@pyzyrsd.com +86 513525609655

Discharge standard of industrial 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.

Certificate of Honor

Get in touch with us

We will confidentially process your data and will not pass it on to a third party.

Discharge standard of industrial acid wastewater
Retention of fluoride from industrial acidic wastewater ...
Retention of fluoride from industrial acidic wastewater ...

The MK soil ,containing, palygorskite clay and calcite was superior as a F sorbent (MK>H>ZB) where the adsorption capacities (Q0) calculated from the Langmuir isotherms were, respectively, 71.94, 66.62, and 55.80 mg F/g soil from the NaF solution and 93.45, 84.03, and 69.44 mg F/g soil from the ,acidic wastewater,.

Researches on the treatment of acidic fluoride-containing ...
Researches on the treatment of acidic fluoride-containing ...

A method of treating the ,acidic fluoridecontaining wastewater, with modified and polymerized ferric sulfate, polyacrylamide (PAM)combining with calcium ,fluoride, precipitation is introduced. The quantity of modified and polymerized ferric sulfate , the pH value, the quantity of CaCl2, precipitation time and the quantity of PAM which effect the removal of ,fluoride, have been studied.

Retention of fluoride from industrial acidic wastewater ...
Retention of fluoride from industrial acidic wastewater ...

Clayey soil samples, Sebkhat El Malah-El Mkhacherma (MK), Jebel Haidoudi (H), and Zemlet El Beidha (ZB), from three regions in Southeast Tunisia were evaluated for their effectiveness to remove fluoride (F) from acidic industrial waste water with pH 2.75-3.0 and [F]=2360 mg/L. F removal by these soils from solutions containing 50 to 10,000 mg/ NaF/L at pH 3.0, 4.0, 5.5, and 6.5 with a contact...

Modification of fluoride-containing acidic wastewater ...
Modification of fluoride-containing acidic wastewater ...

If the industrial ,wastewater containing, high-concentration ,fluoride, in a polysilicon plant was discharged directly without being treated,it would bring serious environmental hazards.A set of ,fluoride, removing process has been established based on common industrial ,fluoride, removing mechanisms,but the effluent ,fluoride, could not reach the required discharge standards.Therefore,the process has ...

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City