Fluid handling – Systems – Multi-way valve unit
Reexamination Certificate
2006-05-02
2006-05-02
Fox, John (Department: 3753)
Fluid handling
Systems
Multi-way valve unit
C137S901000
Reexamination Certificate
active
07036526
ABSTRACT:
A valve for liquid separation, especially for analytical or preparative liquid chromatography, includes a valve body having an inlet and at least two outlets connected to the inlet for a flow of liquid. The valve body includes a sealing element having shut-off surfaces for alternately shutting off the outlets. The shut-off surfaces face away from each other and have the shape of a cone segment or spherical segment.
REFERENCES:
patent: 1937246 (1933-11-01), Reedy
patent: 2542390 (1951-02-01), Brown
patent: 3461911 (1969-08-01), Janczur
patent: 4262697 (1981-04-01), Davis
patent: 35 02 588 (1987-04-01), None
patent: 37 44 026 (1988-07-01), None
patent: 37 90 818 (1989-10-01), None
patent: 195 09 145 (1996-09-01), None
patent: 0 274 781 (1988-07-01), None
patent: 0 679 821 (1995-11-01), None
patent: 0 907 045 (1999-04-01), None
patent: 0 593 038 (1978-02-01), None
Agilent Technologie,s Inc.
Fox John
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