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US10302104B2
(en)
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Helix amplifier fittings
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US5086974A
(en)
|
|
Cavitating jet nozzle
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US3841568A
(en)
|
|
Streamlined flow in fluids
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|
US1744842A
(en)
|
|
Flow nipple
|
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US20150157991A1
(en)
|
|
Commingling device
|
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US9121549B2
(en)
|
|
Condensate removal device
|
|
US2018769A
(en)
|
|
Ball type check valve
|
|
US3456963A
(en)
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Bead type coupling for plain end pipe joint
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JPH03244895A
(ja)
|
|
エルボ
|
|
US3183023A
(en)
|
|
Tpipe fitting
|
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CN106838521B
(zh)
|
|
一种具有导流板的弯头
|
|
US3262466A
(en)
|
|
Flow control apparatus
|
|
US11460056B2
(en)
|
|
Helix amplifier fittings
|
|
US4234008A
(en)
|
|
Fluid choke
|
|
JPS61215890A
(ja)
|
|
ベンド管
|
|
PL28882B1
(de)
|
|
|
|
JP2001124280A
(ja)
|
|
オリフィス板
|
|
CN106838501B
(zh)
|
|
管道连接组件及其应用
|
|
US3174171A
(en)
|
|
Piping t with deflector for removal of spherical "pigs"
|
|
US836989A
(en)
|
|
Balanced compensating pipe-joint.
|
|
US540218A
(en)
|
|
Territory |
|
JPH0521620B2
(de)
|
|
|
|
US2799468A
(en)
|
|
Valves
|
|
US354560A
(en)
|
|
Pipe-coupling |
|
CN108700095B
(zh)
|
|
用于管道中流体对称流动的整流器
|