News
News
???? ????? ??????? 2012-03-12
????? ?????? ?? ??? ?? ???? ?????? ?????? ???? ?? ?? ??????? ?????? ?? ???? ????? ?? ??? ???????? ????? ???? ?? ???? ???? ????? ?????.
??????? ???? 2012-03-07
???? ?????? ?? ??? ?? ???? ?????? ?????? ???? ?? ?? ??????? ?????? ?? ???? ????? ?? ??? ???????? ????? ???? ?? ???? ???? ????? ?????. [1]
??? ?????? ????? ?????? ??????? ????? ?????? 2012-02-27
???? ????? ??? ???? ??? ??????? ?? ?????? ????? ??? ??? ???? ?? ?????? ??????? ??? ???? ????? ?? ??????? ??????? ????????? ?? ????? ???? ????? ????? ?????? ?? ????? ????? ?? ????? ?????? ????? ???? ?
Hybrid butterfly valve 2012-02-01
A hybrid butterfly valve has a stationary seat and a valve closure disk which may rotate together with an actuating shaft from the fully open position to a position wherein the disk is aligned with th
Vacuum valve 2012-01-19
Cryogenic liquids may be stored and transported in double-walled Dewar containers having a vacuum between the two walls for insulation purposes. To draw that vacuum, a manually operated valve fitting
A single-ported double seated valve 2012-01-18
A single-ported double seated valve mechanism comprising valve body means having an inlet and outlet communicated by a flow passage and a chamber positioned within said flow passage, a valve bonnet se
Valve construction 2012-01-17
In a single-ported double-seated valve mechanism having valve body means having an inlet and outlet communicated by a flow passage, a valve bonnet secured to said valve body means, a valve trim assemb
An actuator for opening and closing a globe valve 2012-01-16
An actuator for opening and closing a globe valve. The globe valve has a stem through which positioning of the globe valve is achieved. The globe valve is normally biased to open position.
