Patents for B04B 15 - Other accessories for centrifuges (1,851)
04/1994
04/27/1994EP0594315A1 Particle separation and drying apparatus
04/26/1994CA1328861C Low speed particle concentrator
04/13/1994EP0592354A2 Vacuum-centrifuge
04/13/1994EP0591299A1 Process and device for sludge dewatering.
01/1994
01/11/1994US5277691 Vacuum degassing process
11/1993
11/16/1993US5261252 Noise reduction systems for a refrigerated centrifuge instrument
11/09/1993US5260598 Device for separation of media into their components having means for detection and adjustment of the phase boundary
10/1993
10/28/1993WO1993020947A1 Centrifuge with electric control comprising a frequency converter
10/20/1993EP0566252A2 Temperature controlled centrifuge
10/16/1993CA2093988A1 Temperature controlled centrifuge
10/05/1993US5250119 Process for cleaning the filtering medium of a filtering centrifuge
09/1993
09/21/1993US5246601 Filter cloth porosity
09/15/1993EP0334897B1 Rotor recognition system
09/14/1993US5244451 Method for operating a worm centrifuge having a pressurized gas introduction
09/02/1993WO1993016808A1 Method of and apparatus for making inerted closed spaces
07/1993
07/21/1993EP0552110A1 Vacuum degassing apparatus and process
07/21/1993EP0387262B1 Separator
07/13/1993US5227066 Apparatus for separating living cells
07/08/1993WO1993012885A1 Multispray nozzle
05/1993
05/18/1993US5211808 Microwave heating in a vacuum centrifugal concentrator
04/1993
04/20/1993US5203999 Centrifugal oil filter with particle collector
04/07/1993EP0535715A2 Separator
04/07/1993EP0535618A1 Apparatus for separating fluids into their components
04/07/1993EP0496765A4 Method and apparatus for separation by flotation in a centrifugal field
04/01/1993DE4231820A1 Screen drum-type centrifuge - has fluid blasting system for residual layer removal from screen drum
03/1993
03/02/1993US5190515 A continuously flowing liquid feed stream
01/1993
01/27/1993EP0524455A1 Centrifuge
01/07/1993WO1993000562A1 Process and device for sludge dewatering
01/07/1993DE4121932A1 Dental treatment waste water separator - has servo valve opening control to prevent build=up on intermediate store wall
01/07/1993DE4121931A1 Separator for dental treatment waste outflow - has fresh water supply to rinse air separating cyclone with safeguard to prevent soiled water entering fresh water supply
12/1992
12/30/1992EP0316404B1 Improved thermoelectric cooling design
11/1992
11/17/1992US5163895 Centrifuge-drier
11/17/1992CA1310396C Rotor recognition system
10/1992
10/06/1992CA1308446C Thermoelectric cooling device with efficient heat sink
10/06/1992CA1308404C Rotor temperature control and calibration
08/1992
08/13/1992DE4102695A1 Centrifuge for sepg. fine solid particles from waste water - has weir dividing collecting vessel into first chamber which surrounds feed pump inlet and second larger chamber lying below centrifuge outlet
08/06/1992DE4103176A1 Continuously dewatering sludges - comprises collecting solids on vertical centrifuge bowl while liq. passes over rim and periodically opening or folding bowl to release solids
08/05/1992EP0496765A1 Method and apparatus for separation by flotation in a centrifugal field
07/1992
07/23/1992WO1992011947A1 Centrifuge solids deflector
05/1992
05/27/1992CN1061357A High-rate washing centrifuge
05/20/1992EP0486260A2 High-rate washing centrifuge
05/14/1992CA2044299A1 High-rate washing centrifuge
04/1992
04/29/1992EP0380577B1 Cleaning of a centrifugal separator
04/14/1992US5104371 Cleaning of a centrifugal separator
04/01/1992EP0314774B1 Improved radiometer
03/1992
03/18/1992EP0474822A1 Particle concentrator.
03/11/1992EP0441792A4 Support arrangement for a temperature sensor
03/05/1992DE4027841A1 Continuous fed basket type centrifuge - useful for concentration of aqueous fluids by removal of water as ice, e.g. fruit juices
03/04/1992EP0387278B1 Overlapping filter centrifuge
03/03/1992US5092995 Invertible filter centrifuge with a filler pipe connectable to a pressurization or depressurization source
12/1991
12/24/1991CA1293455C Separator for dental suction systems
11/1991
11/13/1991EP0455876A2 Laboratory centrifuge
11/06/1991EP0242358B1 Method of separation of a dental solid-liquid mixture
10/1991
10/30/1991EP0454045A2 Centrifugal drier
10/17/1991WO1991015299A1 Particle concentrator
10/03/1991WO1991014505A1 Low speed particle concentrator
10/03/1991CA2013694A1 Particle concentrator
10/01/1991CA1289925C Refrigerated centrifuge having a removable bowl
09/1991
09/18/1991CN1013931B Cleaning of centrifugal separator
08/1991
08/28/1991EP0443382A1 Method for cleaning the filtration element of a filter centrifuge
08/22/1991DE4104752A1 Dislodging deepening cake residue from centrifugal filter - by flooding surface before abrupt rotary speed change
08/21/1991EP0441792A1 Support arrangement for a temperature sensor.
08/21/1991EP0316382B1 Rotor temperature control and calibration
08/14/1991EP0441410A1 Procedure to separate solid particles from liquid particles of a dental mixture
08/06/1991US5037371 Rotor recognition system
07/1991
07/16/1991US5032258 Filter centrifuge for separating suspensions with system to release accumulated gas
07/09/1991US5030361 Method of separating living cells
07/04/1991DE4014439C1 Laboratory centrifuge, with no contamination risk in cooling system - has air sucked into the housing and distributed by impeller to the side-walls of aerosol tight vessel, which surrounds the rotor
06/1991
06/19/1991EP0433270A2 Separator and procedure to separate solid particles from a solid-air mixture
06/12/1991EP0432142A2 Dental separator
06/04/1991US5021158 Process and apparatus for the separation of mixtures of substances
05/1991
05/28/1991US5018971 Separator
04/1991
04/20/1991WO1991005612A1 Method and apparatus for separation by flotation in a centrifugal field
04/20/1991CA2069959A1 Method and apparatus for separation by flotation in a centrifugal field
03/1991
03/13/1991CN1011946B Centrifugal separator
03/05/1991US4997575 Filtering centrifuge
03/05/1991US4997417 Centrifuge
02/1991
02/19/1991CA1280384C Minerals separator
01/1991
01/02/1991EP0405125A2 Method and apparatus for the post-treatment of heavy phase material in the heavy phase discharge zone of a screw decanter
12/1990
12/27/1990EP0334897A4 Rotor recognition system
12/18/1990US4978331 Method and apparatus for cleaning in place of a decanter centrifuge
12/05/1990EP0400431A2 Separation unit
10/1990
10/23/1990US4964845 Minerals separator
10/09/1990US4961724 Low speed particle concentrators
09/1990
09/19/1990EP0387278A1 Overlapping filter centrifuge.
09/19/1990EP0387262A1 Separator.
08/1990
08/29/1990EP0384546A2 Minerals separator
08/08/1990EP0380577A1 Cleaning of a centrifugal separator.
08/08/1990EP0185672B1 Thermoelectric temperature control assembly
07/1990
07/31/1990US4944721 Cavity sealing system for a centrifuge rotor
07/25/1990EP0379452A1 Centrifugal drier with a hinged bowl for filtration in a sterile atmosphere
07/17/1990US4941866 Centrifuge
06/1990
06/26/1990US4936821 Centrifugal separator with rotating seals on the fixed upper head
05/1990
05/16/1990EP0368621A2 Method of separating living cells
05/16/1990EP0368173A2 Cavity sealing system for a centrifuge rotor
05/09/1990CA2002239A1 Cavity sealing system for a centrifuge rotor
04/1990
04/17/1990US4917179 Gold plated copper insert surrounded by bast aluminum body
04/04/1990EP0361964A2 Low speed particle concentrator
04/03/1990US4913696 Support arrangement for a temperature sensor
02/1990
02/22/1990WO1990001372A1 Support arrangement for a temperature sensor
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