1
Riely Phyllis, Skyles Robert: Gas purge device. Pall Corporation, Baxter Laboratories, January 4, 1972: US3631654 (138 worldwide citation)

Apparatus is provided for separating gases and liquids and particularly for removing and venting gases contained in liquids. The separation is obtained by interposing a filter which is wetted by liquid across the liquid outlet line; this filter passes the liquid but repels the gas. Another portion o ...


2
Rolf W Clarke, David P Balding, Lucas S Gordon: Venous reservoir bag with integral high-efficiency bubble removal system. American Hospital Supply Corporation, Gordon L Peterson, March 29, 1988: US04734269 (130 worldwide citation)

A liquid-gas bubble separator comrising a container having an inlet for a fluid which includes liquid and gas bubbles, an outlet and upstream and downstream vents. A filter element is provided in the container between the inlet and the outlet. The filter element permits the passage of the liquid and ...


3
Donald A Raible: Extracorporeal blood oxygenation system incorporating integrated reservoir-membrane oxygenerator-heat exchanger and pump assembly. Baxter International, Raymond Sun, December 14, 1993: US05270005 (122 worldwide citation)

An extracorporeal blood oxygenation system comprising an integral blood processing unit having a blood reservoir/oxygenator/heat exchanger/pump and pump motor and a remote control console connectable to the integral blood processing unit by way of non-blood containing connections such as electrical ...


4
Louis J Spadaccini, Richard A Meinzer, He Huang: Membrane based fuel deoxygenator. United Technologies Corporation, November 13, 2001: US06315815 (108 worldwide citation)

Apparatus and method for the deoxygenation of liquid fuel in the fuel system of an energy conversion device, such as an aircraft gas turbine engine. A membrane filter is disposed in the fuel system and is selected to remove oxygen from the fuel, typically a hydrocarbon, while excluding the fuel. The ...


5
Rosenberg David J: Liquid-gas separator and filter. Pall Corporation, April 16, 1974: US3803810 (106 worldwide citation)

A filter unit that will not gas block is provided, capable of separating gases and liquids and of filtering liquids, and especially of removing and venting gases contained in liquids to be filtered, particularly liquids that must be filtered through a fine filter, such as in the filtration of bacter ...


6
Duane D Dickens, Francis M Servas: Arterial blood filter with improved gas venting. Shiley Incorporated, Charles J Knuth, Peter C Richardson, Lawrence C Akers, October 25, 1983: US04411783 (103 worldwide citation)

A novel liquid filter of the "outside-in" type is disclosed, comprising a hollow tubular housing, a concentrically disposed perforated tubular core surrounded by a cylindrical filter element and communicating with a liquid outlet in the bottom wall of the housing, and a filter element cap covering t ...


7
Charles E vonReis, Karlis Vizulis: Disposable filter device and liquid aspirating system incorporating same. Gelman Sciences, Reising Ethington Barnard Perry & Milton, July 10, 1984: US04459139 (101 worldwide citation)

The disposable filter device of the invention has a housing with a fluid inlet chamber and fluid outlet chamber separated by a hydrophobic filter and having a hydrophilic filter on the inlet chamber side of the hydrophobic filter. In the liquid aspirating system, the disposable filter device is conn ...


8
David J Rosenberg, Vlado I Matkovich: Blood filter. Pall Corporation, Leydig Voit & Mayer, February 25, 1986: US04572724 (96 worldwide citation)

A blood filter such as may be used in a cordiopulmonary bypass system includes a housing having upper and lower chambers with a cylindrical filter element disposed in the lower chamber. The inlet to the housing is in the upper chamber, which is upstream of the lower chamber, and the outlet is throug ...


9
David T DeGuiseppi: Gas-permeable, liquid-impermeable vent cover. W L Gore & Associates, Gary A Samuels, June 4, 1996: US05522769 (95 worldwide citation)

A flexible, insertable vent cover is formed from a flexible, resilient material. The cover has a through passageway; a gas-permeable, liquid-impermeable membrane traversing the passageway; a diaphragm valve covering the membrane; and an annular securing ring that maintains the valve in a protective ...


10
Lawrence K Wang, Orest Hrycyk, Lubomyr Kurylko: Removal of volatile compounds and surfactants from liquid. International Environmental Systems, June 16, 1992: US05122165 (94 worldwide citation)

A process system and apparatus for removal of toxic volatile organic compounds (VOCs), volatile inorganic compounds (VICs) and surfactants from a contaminated liquid stream, more particularly groundwater, by a combination of pH adjustment, chemical reaction, ultraviolet reaction, gas stripping, scru ...