| Patents for F04F 9 - Diffusion pumps (148) | |
|---|---|
| 01/2015 | |
| 01/21/2015 | CN204107080U 一种扩散泵油气隔离冷井 One kind of cold isolation diffusion pump oil and gas wells |
| 10/2014 | |
| 10/14/2014 | US8857465 Method and system for realizing a vacuum in a vacuum chamber |
| 09/2014 | |
| 09/18/2014 | WO2014141421A1 Oil diffusion pump and vacuum film formation device |
| 06/2014 | |
| 06/04/2014 | CN203627343U 高真空油扩散泵油位观察窗 High vacuum oil diffusion pump oil level sight glass |
| 05/2014 | |
| 05/14/2014 | CN103796733A 低于大气压的气体洗涤器 Subatmospheric gas scrubber |
| 04/2014 | |
| 04/30/2014 | CN103765097A Energy-saving pump and control system for the pump |
| 04/23/2014 | CN103742456A Rotation type vacuum diffusion pump |
| 04/09/2014 | CN203532351U Air cooling type diffusion pump vacuum unit |
| 01/2014 | |
| 01/01/2014 | CN103486090A Vacuum self-consuming furnace cooling energy-saving device |
| 08/2013 | |
| 08/07/2013 | CN203114757U Vacuum diffusion pump |
| 07/2013 | |
| 07/31/2013 | CN203104824U Diffusion pump heater |
| 06/2013 | |
| 06/04/2013 | US8454322 Fan having a magnetically attached remote control |
| 05/2013 | |
| 05/01/2013 | CN103075374A Diffusion pump heating system |
| 04/2013 | |
| 04/04/2013 | WO2013022276A3 Energy-saving pump and control system for the pump |
| 03/2013 | |
| 03/21/2013 | WO2013014421A3 Sub-atmospheric pressure gas scrubbers |
| 03/20/2013 | CN202811555U Portable diffusion pump pressure monitoring and pump oil supplementing device |
| 03/20/2013 | CN202811554U 真空油扩散泵加热装置 Vacuum diffusion pump oil heating |
| 02/2013 | |
| 02/20/2013 | CN202746304U Cooling and energy-saving device for vacuum self-consuming furnace |
| 02/14/2013 | WO2013022276A2 Energy-saving pump and control system for the pump |
| 02/14/2013 | CA2844621A1 Energy-saving pump and control system for the pump |
| 12/2012 | |
| 12/19/2012 | CN102829004A Anti-explosion oil diffusion pump vacuum system and anti-explosion control method thereof |
| 09/2012 | |
| 09/20/2012 | US20120237367 Method and System for Providing Vacuum |
| 09/12/2012 | CN202431626U Diffusion pump for coating machine |
| 09/04/2012 | US8256457 Saddle tank |
| 05/2012 | |
| 05/08/2012 | US8172548 Driving agent vacuum pump |
| 04/2012 | |
| 04/10/2012 | US8154202 Starter member for a low-pressure discharge lamp |
| 03/2012 | |
| 03/14/2012 | CN102378420A Heater of oil diffusion pump |
| 12/2011 | |
| 12/14/2011 | CN102278327A 高真空玻璃油扩散泵 High vacuum glass oil diffusion pump |
| 09/2011 | |
| 09/21/2011 | CN201982385U Oil diffusion pump heating device for vacuum system |
| 09/14/2011 | CN201972973U 一种用电磁炉作加热器的扩散泵 A cooker as a diffusion pump with heater |
| 07/2011 | |
| 07/27/2011 | CN201908877U Internal-heating metal type high-vacuum oil diffusion pump |
| 05/2011 | |
| 05/12/2011 | US20110110796 Water jet type pump and method for operation thereof |
| 05/05/2011 | US20110100328 Electrolysis apparatus and related devices and methods |
| 03/2011 | |
| 03/30/2011 | CN201781639U Novel heating device for oil diffusion pump |
| 03/16/2011 | CN201763708U Vacuum oil diffusion pump |
| 01/2011 | |
| 01/26/2011 | CN201723511U High-vacuum glass oil diffusion pump |
| 12/2010 | |
| 12/22/2010 | CN201679778U Heating device of vacuum oil diffusion pump |
| 10/2010 | |
| 10/07/2010 | US20100254829 Attachment to air moving device or system for the purpose of scenting spaces |
| 06/2010 | |
| 06/16/2010 | CN201507489U Oil vapour diffusion vacuum pump electromagnetic heater |
| 05/2010 | |
| 05/12/2010 | CN201461560U Miniature air-cooling oil diffusion pump |
| 02/2010 | |
| 02/24/2010 | CN201412399Y Five-stage metal straight-cavity-type high vacuum oil diffusion pump |
| 12/2009 | |
| 12/17/2009 | US20090311110 Driving agent vacuum pump |
| 10/2009 | |
| 10/22/2009 | US20090263257 System and method for delivery of precursor material |
| 07/2009 | |
| 07/01/2009 | CN201265565Y Vacuum oil diffusion pump |
| 05/2009 | |
| 05/06/2009 | EP2054631A1 An oil diffusion pump comprising a baffle device |
| 04/2009 | |
| 04/29/2009 | CN201228675Y Novel diffusion pump energy saving heater |
| 02/2009 | |
| 02/17/2009 | US7491036 Method and system for cooling a pump |
| 12/2008 | |
| 12/31/2008 | CN101334050A Fast cooling device for pumping high vacuum for oil diffusing pump |
| 11/2008 | |
| 11/19/2008 | CN100434728C Minisize diffusion pump and preparation method thereof |
| 02/2008 | |
| 02/28/2008 | WO2008024964A1 An oil diffusion pump comprising a baffle device |
| 02/28/2008 | CA2661770A1 An oil diffusion pump comprising a baffle device |
| 07/2007 | |
| 07/11/2007 | EP1805420A1 Motivating fluid vacuum pump |
| 07/04/2007 | CN2918822Y Oil diffusion vacuum pump |
| 04/2007 | |
| 04/11/2007 | EP1468191B1 Vapor jet vacuum pump having ejector stage in foreline conduit |
| 10/2006 | |
| 10/11/2006 | CN1844681A Minisize diffusion pump and preparation method thereof |
| 08/2006 | |
| 08/30/2006 | CN2811804Y Variable sound velocity fluid supercharging apparatus |
| 05/2006 | |
| 05/04/2006 | WO2006045634A1 Motivating fluid vacuum pump |
| 05/04/2006 | DE102004053006A1 Treibmittelpumpe in Mikrosystemtechnik Propellant pump in microsystem technology |
| 10/2005 | |
| 10/19/2005 | EP1068456B1 Dual inlet vacuum pumps |
| 08/2005 | |
| 08/03/2005 | CN1650107A Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 02/2005 | |
| 02/09/2005 | EP1504193A1 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 10/2004 | |
| 10/20/2004 | EP1468191A1 Vapor jet vacuum pump having ejector stage in foreline conduit |
| 07/2004 | |
| 07/27/2004 | US6767192 Vapor jet pump with ejector stage in foreline |
| 05/2004 | |
| 05/27/2004 | WO2004044435A1 Vapor jet vacuum pump having ejector stage in foreline conduit |
| 05/13/2004 | US20040091364 Vapor jet vacuum pump having ejector stage in foreline conduit |
| 02/2004 | |
| 02/03/2004 | CA2084842C Process and apparatus for generating a vacuum |
| 11/2003 | |
| 11/13/2003 | WO2003093679A1 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 11/13/2003 | US20030210986 Diffusion pumps |
| 11/13/2003 | CA2484204A1 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 10/2003 | |
| 10/30/2003 | US20030202874 Methods and apparatus for controlling power in vapor jet vacuum pumps |
| 08/2003 | |
| 08/20/2003 | EP1336762A1 Improvements in diffusion pumps |
| 02/2003 | |
| 02/19/2003 | CN2536825Y Small vacuum glass oil dispersion pump |
| 01/2003 | |
| 01/08/2003 | CN2530083Y Electronic cold apron |
| 12/2002 | |
| 12/12/2002 | US20020187713 Three-valve exhaust system for index reduction |
| 01/2002 | |
| 01/09/2002 | CN2470596Y Heater for oil-diffusing pump and oil pressure-pump |
| 02/2001 | |
| 02/27/2001 | US6193461 Dual inlet vacuum pumps |
| 01/2001 | |
| 01/17/2001 | EP1068456A1 Dual inlet vacuum pumps |
| 08/2000 | |
| 08/10/2000 | WO2000046508A1 Dual inlet vacuum pumps |
| 11/1999 | |
| 11/30/1999 | US5993166 Diffusion pumps having an integrated reservoir for the working fluid |
| 06/1999 | |
| 06/22/1999 | US5913662 For evacuating at least two chambers |
| 03/1999 | |
| 03/09/1999 | US5879135 Monolithic high vacuum housing with vapor baffle and cooling fins |
| 08/1998 | |
| 08/13/1998 | WO1998035162A1 Vacuum steam-jet pump |
| 03/1998 | |
| 03/24/1998 | US5729984 Evaporative transpiration pump having a heater and a pouous body |
| 03/18/1998 | EP0829647A2 Improvements in diffusion pumps |
| 02/1998 | |
| 02/04/1998 | EP0822339A2 Vapor jet vacuum pump and method of manufacture |
| 12/1997 | |
| 12/23/1997 | US5700134 Diffusion pumps |
| 11/1997 | |
| 11/12/1997 | EP0806572A2 Improvements in diffusion pumps |
| 10/1997 | |
| 10/29/1997 | EP0699277B1 Modified cryogenic diffusion pump |
| 08/1997 | |
| 08/27/1997 | EP0791752A2 Improvements in diffusion pumps |
| 04/1997 | |
| 04/16/1997 | EP0699335B1 Evaporative transpiration pump |
| 03/1997 | |
| 03/18/1997 | US5611208 Modified cryogenic diffusion pump |
| 09/1996 | |
| 09/04/1996 | EP0730096A1 Improvements in diffusion pumps |
| 03/1996 | |
| 03/06/1996 | EP0699335A1 Evaporative transpiration pump |
| 03/06/1996 | EP0699277A1 Modified cryogenic diffusion pump |
| 12/1994 | |
| 12/08/1994 | WO1994028558A1 Evaporative transpiration pump |
| 12/08/1994 | WO1994028314A1 Modified cryogenic diffusion pump |
| 12/08/1994 | CA2162595A1 Evaporative transpiration pump |
| 12/08/1994 | CA2162593A1 Modified cryogenic diffusion pump |
| 06/1994 | |
| 06/15/1994 | EP0601242A1 Diffusion pump |
| 05/1994 | |
| 05/11/1994 | EP0347452B1 Counterflow leak detector with high and low sensitivity operating modes |
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