Patents for F04F 10 - Siphons (775)
03/2000
03/01/2000CN2366600Y Lash type siphon device
02/2000
02/16/2000CN1244903A Liquid transfer system
02/01/2000US6019116 Liquid transfer system
01/2000
01/19/2000CN1241900A Self-priming siphon, in particular for irrigation
01/12/2000CN2358259Y Siphon pump
11/1999
11/25/1999WO1999060278A1 Raising siphon method and apparatus
11/10/1999EP0954217A1 Self-priming siphon, in particular for irrigation
10/1999
10/26/1999US5970999 Hydraulic vacuum pump
10/13/1999CN2343414Y Exhauster for siphon water-intaking water tank of front pool of hydroelectric station
10/06/1999CN2342154Y Reducing diameter siphon tube
05/1999
05/26/1999CN2320829Y Counterflow-preventing syphon device
05/25/1999CA2049363C Liquid aerating apparatus
05/05/1999CN2317348Y Siphon automatic water-pumping tranfusion device
04/1999
04/27/1999US5898375 Siphon alarm and restarting mechanism
04/22/1999WO1999019633A1 Multistage syphon
04/07/1999CN2313093Y Multi-hole type box inverted siphon
04/02/1999CA2213179A1 New "jiggle it" siphon.
11/1998
11/10/1998US5832948 Liquid transfer system
10/1998
10/07/1998CN2293673Y Self-absorbing pump
10/07/1998CN2293334Y Combine suction tube
09/1998
09/30/1998CN2292928Y Oil syphon device
09/17/1998WO1998040629A1 Vacuum pumping apparatus
07/1998
07/09/1998WO1998028967A1 Self-priming siphon, in particular for irrigation
07/02/1998WO1998028545A1 Liquid transfer system
07/02/1998CA2275252A1 Liquid transfer system
06/1998
06/24/1998EP0849410A2 De-aerating device for liquid carrying siphon pipes
04/1998
04/14/1998US5738137 Apparatus for creating surges in an aquarium
08/1997
08/06/1997CN2258931Y Portable siphon guider
06/1997
06/25/1997CN2256957Y Liquid sucker
04/1997
04/15/1997US5620309 Fluid pump priming system
04/08/1997US5617891 Siphon apparatus
02/1997
02/26/1997CN2248263Y Self-running liquid pump
02/05/1997CN2246726Y New siphone
10/1996
10/23/1996CN2238335Y Flexible rod valve type siphon oil pumping unit
10/22/1996US5566706 Siphoning device to attain desired water level in pools and the like
10/16/1996CN2237743Y Siphon
10/09/1996CN2237138Y Hand operated pneumatic liquid pumping device
09/1996
09/26/1996DE19510246A1 Liq. exhausting mechanism for surface water removal on building sites etc.
08/1996
08/21/1996CN2233479Y Tube-drawing working machine
06/1996
06/11/1996US5524355 Method and device for the transport of a liquid-gas mixture in a paper making machine
04/1996
04/24/1996CN2225567Y Siphon tube
04/17/1996CN2224943Y Siphon pump
04/03/1996CN2223789Y Manual and adjustable negative pressure device for sucking liquid
03/1996
03/20/1996CN2222822Y Siphon type liquid taker
02/1996
02/14/1996CN2219978Y Siphon pot
01/1996
01/17/1996CN2217700Y Siphon started by hand suction
01/16/1996US5484023 Floating layer recovery apparatus
12/1995
12/27/1995EP0688956A1 Device for a siphon for sewers
12/27/1995CN2216165Y Box buffer oil siphon
11/1995
11/22/1995CN2213249Y Water draw-off pump
10/1995
10/25/1995EP0678632A1 Controlling device for a drain-syphon
10/18/1995CN2210271Y Siphon device for pumping oil
09/1995
09/06/1995CN1029703C Vacuum siphon for sewer pipe
08/1995
08/16/1995CN2205463Y Siphon oil pump
07/1995
07/21/1995CA2140596A1 Method and device for the transport of a liquid-gas mixture in a paper making machine
07/20/1995DE4400919A1 Fuel suction from two chamber saddle tank
07/05/1995CN2202817Y Automatic equal quantity interruption siphon device
06/1995
06/14/1995CN2200716Y Siphon oil transfer apparatus
05/1995
05/24/1995CN2198431Y Siphon oil pump
05/03/1995CN2196200Y Self-flow type suction tube
05/03/1995CN1102242A Siphon water-pumping device
04/1995
04/26/1995CN2195573Y Large-flow, high-level siphoning installation
03/1995
03/01/1995CN1027767C Aspirated syphon shoe
01/1995
01/12/1995DE4335021A1 Method and arrangement for transporting liquids with a high gas portion in pipelines
01/09/1995CA2123649A1 Illuminated siphon
01/04/1995CN2186814Y 液体虹吸器 Liquid siphon
11/1994
11/23/1994CN2183465Y Self-flowing liquid-suction gun
11/16/1994CN2182896Y Three way tube siphon
11/15/1994US5364034 Controlled low volume irrigation system
11/02/1994CN2181586Y Miniature hand pump
11/02/1994CN2181585Y Siphon oil pump
10/1994
10/25/1994US5358000 Siphon pump having a metering chamber
10/20/1994CA2094327A1 Gas-pouring and extracting device
10/12/1994CN2179482Y Automatic siphon device
10/05/1994CN2178805Y Liquid absorption apparatus
09/1994
09/21/1994CN2177829Y Semi-automatic liquid pump
09/15/1994DE4307318A1 Method and appliance for extracting liquid from a container
09/07/1994CN2176456Y Syphon conveyer
09/06/1994US5343888 Automatic syphon system
08/1994
08/24/1994CN2175318Y Siphon fluid infusion device
08/23/1994US5339858 Device for restoring a fluid level in a fluid receptacle
08/17/1994CN2174584Y Liquid aspiration apparatus
08/17/1994CN2174246Y Siphon sludge machine
08/02/1994US5333639 Illuminated siphon
06/1994
06/22/1994CN2169721Y Non-return siphon valve
06/21/1994CA2003514C Flexible siphon pipe for tank car
06/15/1994CN2168975Y Vibrating sucker
06/09/1994DE4401582A1 Method of continuous delivering of fluid-gas mixture - involves having gas separated from fluid-gas flow between first and second level above which it is directed
06/08/1994CN2168109Y Siphonic starter
03/1994
03/30/1994CN2160030Y Multi-purpose liquid adding device
03/23/1994CN2159468Y Vacuum siphon guide
03/15/1994US5293894 Automatic prime and flush siphon condensate pump system
02/1994
02/16/1994CN2156326Y Self-flow oil suction device
02/16/1994CN2156305Y Flow and suction two-purpose pump
02/08/1994US5284173 Automatic continuous self-draining, self-cleaning and self-replenishing apparatus and system for watering stock
01/1994
01/05/1994CN2152109Y Sliding valve type siphon
12/1993
12/22/1993CN2150375Y Liquid-sucting device
12/15/1993CN2149503Y Multi-purpose siphon
12/14/1993US5269338 Aquarium siphon apparatus
12/01/1993CN2148197Y Self-flow type oil pumping device
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