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

Active and passive treatment of 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.

Active and passive treatment of acid wastewater
Implementation of a High Density Sludge 'HDS' Treatment ...
Implementation of a High Density Sludge 'HDS' Treatment ...

Lime addition to ,neutralization, reactors: Basic-Conventional ,Method,. 475 The ,acid, water is first mixed with lime slurry directly in a pond or in a mechanically agitated and aerated ,neutralization, tank (US EPA, 1983; MEND/CANMET, 1994). In tank ,application,, single stage or two-stage ,neutralization, may be employed depending on

Integration of wastewater treatment into process design of ...
Integration of wastewater treatment into process design of ...

3/2/2020, · Further development of these technologies and corresponding economic analyses may identify a pretreatment ,method, with overall lower costs than ,acid,-catalyzed steam explosion. pH adjustment is another unit operation which adds to the inorganic ,wastewater, load. pH adjustment occurs following pretreatment to condition the liquid phase and to buffer pH throughout solid-phase …

Chelated Wastewater Treatment
Chelated Wastewater Treatment

An improved chemical treatment ,method, was required to meet ,wastewater, discharge criteria with the existing process and equipment. Existing technology. The existing ,wastewater, treatment program included the ,application, of an aluminum based coagulant for solids ,neutralization,, agglomeration, and settling. Final pH was maintained at 8.0 SU.

Wastewater Treatment for the Industrial Metal Finishing ...
Wastewater Treatment for the Industrial Metal Finishing ...

Wastewater, with a high pH is generally neutralized with sulfuric ,acid, (H 2 SO 4), hydrochloric ,acid, (HCl), or carbon dioxide (CO 2). The most common chemicals used are H 2 SO 4 and NaOH. ,Neutralization, can be accomplished by batch treatment or continuous flow processes. Batch treatment is …

Chat Online Inquiry Email

Business cooperation

+86 513525609655

Company address

Road West, North Branch, Jingkai Road, Puyang City