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rsdgj@pyzyrsd.com +86 513525609655

joint stock company

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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+86 513525609655

E-Mail

rsdgj@pyzyrsd.com

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Road West, North Branch, Jingkai Road, Puyang City

joint stock company
Safety Data Sheet - 100 Low Lead Aviation Fuel
Safety Data Sheet - 100 Low Lead Aviation Fuel

handling. Use ,good, personal hygiene practices and wear appropriate personal protective ,equipment, (see section 8). Extremely Flammable. May vaporize easily at ambient temperatures. The vapor is heavier than air and may create an explosive mixture of vapor and air. Beware of accumulation in confined spaces and ,low, …

Cylinder Screens | Cylindrical Wedge Wire Screens
Cylinder Screens | Cylindrical Wedge Wire Screens

CWS also manufacture ‘,sand, spear’ wedge wire screens for applications where water is to be extracted from shallow ,sand, or gravel aquifers. Our standard ,sand, spear features a heavy duty 52.4mm ID construction with a 0.25mm aperture, 2” BSP threaded female coupling for direct connection to ,pumping equipment, and conical resin tip for ease of installation.

WELLHEAD TECHNIQUES AND EQUIPMENT FOR DIRECT …
WELLHEAD TECHNIQUES AND EQUIPMENT FOR DIRECT …

The cyclone ,sand, eliminator is compact, occupying less ground area, with a high ,sand,-eliminating efficiency, ,low, heat loss and ability to eliminate ,sand, continuously. Many Chinese geothermal projects were provided with this ,sand, elimination ,equipment,, which provided satisfactory results. 2.4 QR-GR Forced Ventilation Warm Air Exposure

Mine slurry pump - Sand Pump Slurry Pump Dredger ...
Mine slurry pump - Sand Pump Slurry Pump Dredger ...

The mine ,slurry pump, is widely used in ,pumping sand,, land reclamation, electric coal-ash and tailing in metallurgy industry, etc. Product features of mine ,slurry pump,. 1.The mine ,slurry pump, has the excellent water performance, high efficient and ,low, wear rate with the help of CAD design and CAE simulation.

Water Well Maintenance and Rehabilitation
Water Well Maintenance and Rehabilitation

Abrasive deterioration resulting from ,sand pumping, is the leading cause of pump failure. Abrasion caused by ,pumping sand,. Excessive sediment concentrations in ,well, water can be brought about by inadequate initial ,well, development, absence of a ,well, screen in a loose rock formation, oversized screen openings, excessive ,well, screen entrance water velocities resulting from undersized openings, or ...

Septic Tank Pumping Schedule Table - how often should you ...
Septic Tank Pumping Schedule Table - how often should you ...

Septic tank pumping, frequency depends on tank size and incoming wastewater volume Please see the details and ,pumping, frequency table given in the article above and let me know if you have any questions And to be clear: it's not that the ,septic tank, needs to be "emptied" - a ,septic tank,, in active use, is normally always "full" all the time.

Maximising pump efficiency through reduced corrosion and ...
Maximising pump efficiency through reduced corrosion and ...

Normally the passive layer can be re-established, but if the chloride ,content, is too high or the pH level is too ,low,, the material may remain in an active state and the corrosion continues. Another frequent cause of corrosion in stainless steel pumps are stagnant conditions caused by process interruptions or intermittent operation.

Chapter 14: Residential Swimming Pools and Spas | Healthy ...
Chapter 14: Residential Swimming Pools and Spas | Healthy ...

NCEH provides leadership to promote health and quality of life by preventing or controlling those diseases, birth defects, or disabilities resulting from interaction between people and the environment. Site has information/education resources on a broad range of topics, including asthma, birth defects, radiation, sanitation, lead in blood, and more.

Pump Bailer | Peak Well Systems
Pump Bailer | Peak Well Systems

The ,Pump, Bailer is designed to recover ,sand,, gravel, gun debris or other loose fill from above or inside any subsurface flow ,control, device. The ,Pump, Bailer operates on the fundamental lift ,pump, and piston principle. During the upstroke of the Bailer, suction is created, ,drawing, in debris through the Bailer Check Sub where it is retained.

Artificial lift pump systems types uses advantages ...
Artificial lift pump systems types uses advantages ...

2/4/2019, · ,Artificial lift, pump systems. ,Artificial lift, system refers to the use of artificial means to increase the flow of liquids, such as crude oil or water, from the production well, ,Artificial lift, system can use a mechanical device inside the well that is known as pump or velocity string, It can decrease the weight of the hydrostatic column by injecting gas into the liquid some distance down the ...

Static Equipment: Understanding Heat Exchangers
Static Equipment: Understanding Heat Exchangers

For ,low, duty, below 500 kW, where the diameter of a S&T heat exchanger would be below 200 mm, hairpin heat exchangers might be a ,good, choice. They come as single tube (double pipe) or multiple tubes within a hairpin shell (multitube). It is best not to specify double pipe or multi tube and leave it …

XtremepowerUS Above-Ground Swimming Pool 16
XtremepowerUS Above-Ground Swimming Pool 16" Sand Filter ...

16/4/2021, · XtremePowerUS 16" ,Sand, Filter Combo for above ground pools. Fully integrated ,sand, filter, pump pressure valve, and stand. 3,100 gallons per hour ,pumping, capacity. Just add the 42lbs filter media (sold separately) and hook up the hoses, plug it in and it starts filtering immediately. Never-rust, blow molded PE tank construction. Features:

API Subsurface Pump Designation - Production Technology
API Subsurface Pump Designation - Production Technology

Ideally suited for sandy wells as ,sand, is washed away from the seating nipple when fluid is pumped. Reduces corrosive attack on the exterior of the barrel. ,Good, performance in gassy wells or foamy wells with ,low, fluid levels, when the standing valve is submerged in the fluid. It is recommended to run the pump in combination with a gas anchor.

Surface production equipment - AAPG Wiki
Surface production equipment - AAPG Wiki

17/2/2016, · ,Good, for predominantly liquid streams Can handle producing stream surges without carryover Occupies little space (small footprint) Easily cleaned of ,sand, and mud Advantages of the horizontal separator are ,Good, for predominantly gas streams Easy to fabricate, ship, and install ,Low, profile And for the spherical separator, the advantages are

Pumping tests - ROOT of content
Pumping tests - ROOT of content

to be analyzed. In such cases, ,pumping, should continue for several days more; - The capacity of the pump and the rate of discharge should be high enough to produce ,good, measurable drawdowns in piezometers as far away as, say, 1 O0 or 200 m from the well, depending on the aquifer conditions.

Slab Jacking - Lifting Concrete Slabs - The Concrete Network
Slab Jacking - Lifting Concrete Slabs - The Concrete Network

26/10/2020, · The usual range is 1 inch in diameter at the ,low, end of the spectrum, and a maximum of 2 inches in diameter at the upper end. Step 2: ,Pumping, grout. ,Pumping, the grout should begin at the lowest point of the slab, on most jobs. At the areas in which the grout will do the most lifting, a …

Engineers Guide: Submersible Pump Selection Installation ...
Engineers Guide: Submersible Pump Selection Installation ...

Sand, Test: Care should be taken before installing the pump that the borewell is well flushed so that it is free from ,sand, and silt. The pump set is suitable ,for pumping, clear cold water with maximum permissible ,sand content, of 10 gms per cubic meter.

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+86 513525609655

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Road West, North Branch, Jingkai Road, Puyang City