for the purpose of carrying out repair tasks, so- called shut-off blisters are used which, after insertion in the gas line, are inflated with a gas from the outside which is at a pressure greater than that prevailing in the line. The double-walled shut-off blister according to the ...
A gas line shut-off assembly which is automatically actuated in the event of a catastrophic break of a gas line, wherein gas is retained safely inside the remaining intact portion of the gas line. The gas line shut-off assembly is preferably composed of two mutually cooperating components, a...
5) gas shutoff valve wire 气体停供阀导线6) supply air line 供气管路补充资料:采集、供应血液、制作、供应血液制品事故罪 采集、供应血液、制作、供应血液制品事故罪:指经国家主管部门批准采集、供应血液或者制作、供应血液制品的部门,不依照规定进行检测或者违背其他操作规定,造成危害他人身体健康后果的行为。
The combination of a fluid conductive pipe line and an in-line valve adapted to open and close the fluid passage in said line, said valve having an external handle operatively connected to open and close the valve, said handle having an enlarged free end forming a foot pedal and being posit...
l. A gas line safety shutoff valve device comprising an elongated vertical cylindrical housing having a chamber therein and a gas inlet opening intermediate the ends thereof and a gas outlet opening at the upper portion thereof above the gas inlet opening, a valve seat support` ing tube connect...
The line is scheduled to be out of action until July 21 for routine work that the operator says includes “testing of mechanical elements and automation systems.” The operator’s data showed the gas flow dropping as planned Monday morning. German officials are suspicious about Russia’s in...
Brass Gas Line Connector Shut off Valve 1/2-in Fip, Find Details and Price about Gas Ball Valve Brass Ball Valve from Brass Gas Line Connector Shut off Valve 1/2-in Fip - Ningbo Doway M & E Co., Ltd.
Earthquake shut-off valve for gas line 优质文献 相似文献 参考文献 引证文献Earthquake relief valve A shock actuated shut-off valve is described, comprising: a valve, having an open position and a closed position, rotatably mounted within a valve body; a ... HE Diamond 被引量: 17发表: 1989...
CONSTITUTION:The subject 3 installed at the ceiling 2 of a house 1 is energized by the electric power supplied through a line 4 in order to shut a gas valve 8 in the event of gas leakage, which is actuated through a line 7. The voltage of this power supplied through the line 4 is ...
The conveyor line is blocked for stopping the delivery by a tank shut-off device (13) e.g. ba... AMANN HANS PETER - WO 被引量: 1发表: 2007年 GAS FEED UNIT FOR AN EXHAUST-GAS ANALYSIS UNIT FOR THE MEASUREMENT OF EXHAUST GASES OF INTERNAL COMBUSTION ENGINES off valves the sample-gas...