More on the results of vacuum pumps:

Roots-type supercharger - Wikipedia

The Roots type blower is a positive displacement lobe pump which operates by pumping a fluid with a pair of meshing lobes not unlike a set of stretched gears. Fluid is trapped in pockets surrounding the lobes and carried from the intake side to the exhaust. ...<< more>>

Positive Displacement Blowers - Grainger Industrial Supply

Positive displacement blowers from Grainger can replace various Roots-type blowers and vacuum pumps that are used in a wide range of industrial applications, such as pneumatic conveying, wastewater treatment, surface cleaning, and dairy milking. ...<< more>>

roots blower | eBay

Lobe Pumps & Roots Blowers. Stokes Microvane Vacuum Pump With Roots Blower And Exhaust Scrubber On Cart . Roots Blower easyair8000 20 hp. New (Other) ...<< more>>

Exit Temperature Of Roots Type Blower - Industrial

In my plant, two roots blowers are used to create 1mbarA final pressure against 35mbarA of backing pump inlet pressure. Roughly, it is 10:1 in the first stage, and 3:1 in the second stage. So, the P2/P1=100 mentioned by Anshul is simply impossible to attain with only one roots blower. ...<< more>>

Pfeiffer Okta 1500 G Roots Type Booster Blower Vacuum Pump

Connecting two of these pumps in series enables the ultimate pressure to be reduced to 20 to 30 hPa. In combination with further Roots pumps the possible ultimate pressure can be reduced to the medium vacuum range. ...<< more>>

Roots Blower | eBay

Roots Dresser 75 URAI BLOWER Vacuum pump. 76 URAI VACUUM PUMP. 76 URAI BACK UP PUMP NEVER PUT INTO SERVICE. INSIDE OF BLOWER LOOKS GREAT. New never used, was a back up blower. ...<< more>>

OMEL – Roots Blowers

In treatment of waste: Blowers are used in sanitary landfills to pump the gases produced by the decomposing material. In addition they are used in the recovery of sub-soils in soils degraded by pollutant agents. ...<< more>>


Twin Lobes and Three Lobes type Blowers fall under this category. They have BASIC LAWS FOR ROOTS BLOWERS (EVEREST TWIN LOBE TYPE) 1. (1 bar, 20 °C, R.H. 36%). ...<< more>>

Republic Blowers - Industrial Blowers, Vacuum Pumps & Air

blower distributor with services and parts for roots blower, regenerative blowers, centrifugal positive displacement blowers, vacuum pressure blower . Company offers their own brand of centrifugal blower systems and blowers by Rietschle and Dresser ROOTS for your air and gas handling requirements ...<< more>>

Overview displacement blowers - AERZEN

The roots design paved the way for the development of the AERZEN positive displacement blowers, and it is a good thing that it did. Even now, 150 years later, it is still one of our most successful construction designs....