Float valves allow the flow of fluid in one direction but close off if the fluid happens to flow back.
ROTATE specialized line of valve products
include:
ROTATE supplies a complete line of float
valves and repair kits to accommodate a wide range of drilling situations and
operating conditions. These Drill Pipe Float Valves provide added blowout
protection at the bottom of the drill string to prevent flowback when joints
are added and keep cuttings out of the drill pipe to prevent bit plugging while
making connections.
Float Valve,Mini Ball Float Valve,Water Float Valve,Tank Float Valve
ROTATE DRILLING MOTOR CO., LTD , http://www.tcbearings.com