backflow


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Related to backflow: backflow valve

backflow

 [bak´flo]
reflux or regurgitation (def. 1).
pyelovenous backflow drainage from the renal pelvis into the venous system occurring under certain conditions of back pressure.

back·flow

(bak'flō),
The reversal of the normal flow of a fluid or current.
See also: regurgitation, retrograde.

back·flow

(bak'flō)
The reversal of the normal flow of a current.
See also: regurgitation
References in periodicals archive ?
"Understanding the backflow prevention terminology is the key to knowing which backflow assembly is appropriate for a given installation.
"We have shown that backflow can always occur, even if a force is acting on the quantum particle while it travels.
Stoma said its new Dove Backflow Prevention SE Valve is a one-way valve that virtually eliminates backflow cross contamination risk between dental patients.
Wenatchee Ave., Wenatchee; plumbing permit for backflow. Permit issued Jan.
Berry transpiration and xylem backflow enhance ripening
Watts Water had acquired the company in April 2011 as part of its takeover of French valves and backflow preventers maker Danfoss Socla SAS.Country: USASector: Machinery/EngineeringTarget: Flomatic Corp Buyer: Boshart Industries Inc Vendor: Watts Water Technologies Inc Type: DivestmentStatus: Closed
"Backflow preventers stop potentially contaminated water or chemicals from flowing back into the public drinking water supply system," says Bob Bellini, president of the Master Plumbers Council of the City of New York and President of Varsity Plumbing.
Joining the ranks of stolen wire, copper pipes and just about any semi-valuable metal that thieves can get their hands on, plumbing products like backflow preventers which prevent the contamination of clean water are being ripped out and stolen at an alarming rate.
So in order to minimize the risk of possible backflow, illegal sewerage and drainage connections in streets or nullahs would be removed immediately.
This aeration system combines coarse and fine bubble aeration components to improve mixing and oxygen transfer while preventing backflow and clogging.
A unique vane pump feed system uses a rotating spiral to gently move product to the rotor, eliminating overworking, bridging, and backflow. The vane pump feeds directly to the mold plate cavity and can portion up to 3,600 pounds of certain products per hour.
They are also said to eliminate scorching and backflow of material into the extruder.