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Chalich; Daniel
Seminole, FL
No. of patents:

Patent Number Title Of Patent Date Issued
7140388 Dual ball valve air vent valve November 28, 2006
A unitary valve housing has an upper and lower portion. The upper portion has an inner chamber for accommodating two spaced apart balls and a cylindrical side skirt with oppositely positioned openings. The lower portion is cylindrical in shape and has a top shelf with adjacent circul
6234198 Air vent valve May 22, 2001
A combined vacuum relief and pressure containing valve assembly for relieving vacuum developing within an associated vessel and for containing elevated pressures developing within the vessel. The valve assembly has a housing having two communicating passageways demarcated by a valve seat
5441679 Method of assembling a value head August 15, 1995
A valve head includes an annular valving plate made of a resilient material and a valve guide including projecting legs with elongated slots designed to couple with fins located on the valve body to provide valve guidance between open and closed positions. The valving plate and valve gui

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