| Patents for F16K 41 - Spindle sealings (6,230) |
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| 01/02/2013 | CN202646732U Butt welding type top-mounted butterfly valve |
| 01/02/2013 | CN202646729U Butterfly valve of sealing valve shaft |
| 01/02/2013 | CN202646719U Stop valve for refrigeration |
| 01/02/2013 | CN102853128A Flow control valve |
| 01/02/2013 | CN102853087A Pressure balancing high-pressure stop valve |
| 01/02/2013 | CN102032389B Filler internal pressure self-sealing valve capable of forming self-energizing seal |
| 01/02/2013 | CN101142430B Split packing follower for use with valves |
| 12/26/2012 | CN202629319U Sealing door spindle of air-duct door of coal mill |
| 12/26/2012 | CN202629318U Valve rod sealing structure of floating ball valve |
| 12/26/2012 | CN202629317U Warm gas valve with good sealing effects |
| 12/26/2012 | CN202629298U Stop valve with small-diameter pull rod |
| 12/26/2012 | CN202629177U Four-way rotary valve capable of continuous switches |
| 12/26/2012 | CN202629164U Improved split type three-way electric valve |
| 12/26/2012 | CN202629158U Titanium ball valve |
| 12/26/2012 | CN202629150U Dismounting-prevention type cast steel flange ball valve |
| 12/26/2012 | CN202629146U Fluorine-lined eccentric semi-ball valve |
| 12/26/2012 | CN202629135U Four-valve-seat hard sealed ceramic ball valve with trunnion ball |
| 12/26/2012 | CN202629132U Flow regulating valve |
| 12/26/2012 | CN202629110U Tri-eccentric butterfly valve of pipeline |
| 12/26/2012 | CN202629105U Ultralow temperature top-mounted hard sealing butterfly valve |
| 12/26/2012 | CN202629104U High-temperature seal butterfly valve |
| 12/26/2012 | CN202629103U Hydraulic control butterfly valve |
| 12/26/2012 | CN202629100U High-pressure block valve |
| 12/26/2012 | CN202629099U Quick block valve |
| 12/26/2012 | CN202629096U Process control angle seat valve |
| 12/26/2012 | CN102840363A Four-way ball valve used for high-temperature easily-coking medium |
| 12/26/2012 | CN102840359A Ball valve used for high-temperature easily-coking medium |
| 12/26/2012 | CN102840358A Single-flow-direction floating ball metal hard seal ball valve |
| 12/26/2012 | CN102116379B Public building heating automatic energy-saving valve |
| 12/26/2012 | CN101936401B Spherical wear-resistant valve |
| 12/19/2012 | CN202612829U Corrugated sealed type single-seat valve |
| 12/19/2012 | CN202612828U Valve rod sealing structure |
| 12/19/2012 | CN202612827U Filler sealing structure |
| 12/19/2012 | CN202612826U Control valve oil seal device |
| 12/19/2012 | CN202612700U Rotary control ball valve |
| 12/19/2012 | CN202612698U Abrasion-resistant semi-lining ceramic ball valve assembly |
| 12/19/2012 | CN202612697U Anti-leak ball valve |
| 12/19/2012 | CN202612696U Ball valve |
| 12/19/2012 | CN202612695U Environment-friendly flow control valve for powdery material packing machine |
| 12/19/2012 | CN202612686U Seal switch device |
| 12/19/2012 | CN202612682U Spherical-surface linear-sealing corrugated pipe stop valve |
| 12/19/2012 | CN202612667U Thermal-collected steam stop-rectifying valve |
| 12/19/2012 | CN202612663U Sealing oxygen stop valve |
| 12/19/2012 | CN202612662U High-temperature single-seated valve |
| 12/19/2012 | CN102829243A Secondary-throttling cutoff balanced throttling valve |
| 12/19/2012 | CN102829233A Pneumatic self-locking valve |
| 12/19/2012 | CN102829210A High-temperature discharging valve |
| 12/19/2012 | CN102829209A Novel top entry ball valve |
| 12/19/2012 | CN102829205A Anti-corrosive anti-pollution environment-friendly plastic brake valve with flexible seal and machining process thereof |
| 12/19/2012 | CN102829195A Universal compact type forged steel self-sealing stop valve |
| 12/12/2012 | CN202597886U Rotary valve sealing structure |
| 12/12/2012 | CN202597885U Self-sealing device of high-temperature and high-pressure valve |
| 12/12/2012 | CN202597884U Heating stop valve |
| 12/12/2012 | CN202597883U Improved packing structure for main water inlet valve of water turbine |
| 12/12/2012 | CN202597754U Ball valve structure |
| 12/12/2012 | CN202597753U Corrosion-resistant ball valve structure |
| 12/12/2012 | CN202597748U Adjusting stop-type exhaust valve facing air |
| 12/12/2012 | CN202597733U Waterproof butterfly valve |
| 12/12/2012 | CN202597731U Tri-eccentric hard sealing worm gear butterfly valve |
| 12/12/2012 | CN202597728U Butterfly valve |
| 12/12/2012 | CN202597722U Insulation type differential pressure bypass valve regulating mechanism |
| 12/12/2012 | CN202597720U Differential pressure bypass valve regulation mechanism capable of not generating incrustation |
| 12/12/2012 | CN202597716U Stop valve structure |
| 12/12/2012 | CN202597715U High-tightness right angle pneumatic valve |
| 12/12/2012 | CN202597714U Right-angled pneumatic valve |
| 12/12/2012 | CN102822581A Control valve having live loaded packing follower with leak-off and independent secondary seal |
| 12/12/2012 | CN102818068A Valve part and electronic expansion valve using same |
| 12/12/2012 | CN102818064A Bistable state reversing valve with spring interconnection resetting two-contact control function |
| 12/12/2012 | CN102818054A Assistance type pin type back-pressure control method and back-pressure valve thereof |
| 12/12/2012 | CN102818049A Pneumatic three-way ball valve |
| 12/12/2012 | CN102818042A Ball valve special for polycrystalline silicon |
| 12/12/2012 | CN102818039A Back seal solid gate plate non-rising stem gate valve |
| 12/12/2012 | CN102818038A High-pressure-resistance vertical furnace charge flow control valve |
| 12/12/2012 | CN102818036A Environment-friendly ammonia valve |
| 12/05/2012 | CN202580277U No-dead-corner tank bottom valve of bioreactor |
| 12/05/2012 | CN202580276U Sealing adjusting valve of high-pressure corrugated pipe |
| 12/05/2012 | CN202580275U Valve rod back seal structure for ultralow-temperature valve |
| 12/05/2012 | CN202580274U Sealing structure of high platform ball valve |
| 12/05/2012 | CN202580273U Dual-seal system of temperature control valve plug |
| 12/05/2012 | CN202580272U Stuffing box ball valve with compensation function |
| 12/05/2012 | CN202580270U Ball valve with valve opening/closing position monitoring |
| 12/05/2012 | CN202580216U Lining integral ceramic wear-resisting high pressure sluice valve |
| 12/05/2012 | CN202580104U High-pressure ball valve |
| 12/05/2012 | CN202580091U Self-operated regulating valve convenient to open |
| 12/05/2012 | CN202580090U Convenient-to-adjust pneumatic high-pressure adjusting type ball valve |
| 12/05/2012 | CN202580056U Flange type hard sealing butterfly valve with flexible operation |
| 12/05/2012 | CN202580054U Valve device with zero leakage |
| 12/05/2012 | CN202580053U High-temperature-resistant butterfly valve |
| 12/05/2012 | CN202580052U Coal-to-oil valve |
| 12/05/2012 | CN202580044U Draw-bar type faucet |
| 12/05/2012 | CN202580043U Pneumatic hard seal fast baiting valve |
| 12/05/2012 | CN202580042U Anti-strong corrosion maintenance-free fluoroplastic full-lining stop valve |
| 12/05/2012 | CN102808991A Irregular wavelike sealing device for valve |
| 12/05/2012 | CN102808977A High exhaust check valve of critical and supercritical thermal power generating set valve |
| 12/05/2012 | CN102808961A Pneumatic straight-through ball valve |
| 12/05/2012 | CN102808959A Copper threaded connection gate valve |
| 12/05/2012 | CN102808958A Iron threaded connecting gate valve |
| 12/05/2012 | CN102808956A Multistage high-pressure buffering angular quickly opened stop valve |
| 12/05/2012 | CN102364173B Track transfer regulating valve |
| 11/28/2012 | CN202561245U Rotary valve rod bellows sealing device |