Class 435/301.1 - Including foam breaking means

Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Apparatus with means to separate the liquid and gas components
No. of patents: 28
Last issue date: 03/01/2011

Number	Title	Issue Date
7897379	Device and method for reducing bubble formation in cell culture A device for minimizing the formation of bubbles or foam in cell culture is disclosed. The device has a manifold which directs the inflow of cells and cell culture media into a cell culture vessel so as to allow for displaced air or gas to vent from the cell culture...	03/01/2011
7365179	Multiplexed analytical platform The invention provides a system and reagents for carrying out multiplexed analytical measurements using the hybridization of oligonucleotide tags to addressable solid phase supports to obtain simultaneous readouts from hundreds to tens of thousands of reactions. In ...	04/29/2008
7351385	System for enabling landfill disposal of kitchen waste oil/grease An apparatus for conversion of kitchen waste grease to a landfill-acceptable solid includes a grease collection cartridge. A mixing baffle within the cartridge has a package with a reactant to convert grease and oil, and water into soap. The apparatus has means for ...	04/01/2008
7303908	Bioremediation assembly A bioremediation assembly and method for bioremediation are described and which includes a bioremediation reservoir defining a cavity; a pump mounted within the bioremediation reservoir and which removes the aqueous bioremediating fluid from the bioremediation reser...	12/04/2007
7232476	Apparatus for scum removal An apparatus for scum removal is disclosed wherein toothed paddle induces turbulent effect on the fluids present in the reactor by means of its rotary motion. This results in both breaking and radial displacement of the scum, accumulated on the fluid during the cour...	06/19/2007
6673599	Process and apparatus for defoaming a bioreactor There is disclosed a defoaming rotor capable of skimming foam from the surface of the fermentation broth in a bioreactor, separating the solid and liquid components from the gaseous component of the foam, and returning the solid and liquid components to t...	01/06/2004
6465243	Culture device for aerobic culture and method of controlling foams by defoaming A foam detecting sensor (7) and an ultrasonic oscillation horn (13) are mounted on a vertical pipeline between a culture tank (1) and a liquid-vapor separating device (5). When overflowed foams are subjected to ultrasonic irradiation, they burst and lose ...	10/15/2002
6245553	Method and apparatus for limiting emissions from a contained vessel The need to filter gas emanating from a containment vessel is reduced or eliminated by maintaining, within the vessel, a gradient that concentrates most of the gaseous contaminants away from the vessel exits. This is achieved by reducing the density of ga...	06/12/2001
5800785	Testing device for liquid and liquid suspended samples Testing of samples in a small, closed, and easy-to-fill device. Simultaneous filling of a large number of test wells using a novel gas-venting design, allowing for multiparameter testing and/or identification of bacteria....	09/01/1998
5766554	Immunoassay plates with desiccant housing A system to reduce moisture in a device having at least one integrated desiccant housing to hold desiccant materials. The integrated desiccant housing protects a desiccant bag or tablet from being damaged in the process of packaging, transporting and stor...	06/16/1998
5612219	Anti-foam device for a bioreactor An anti-foam device for a bioreactor is provided consisting of a perforated plate, made by hydrophobic material, which rotates at the surface of the liquid culture medium contained in the bioreactor vessel, the perforated plate being perpendicular to an i...	03/18/1997
5593890	Apparatus suitable for conducting gas-liquid reactions An improved apparatus for conducting gas-liquid reactions, comprising a vessel having at least one ascending flow chamber and at least one descending flow chamber. The vessel is especially useful in conducting high cell density fermentation processes, for...	01/14/1997
5476573	Apparatus for defoaming and controlling aerobic culture fermentation An apparatus and method for defoaming aerobic fermentation cultures is provided, where the amount of liquid culture medium used is greater than that in conventional aerobic cultures (70% or more of the total capacity of the culture tank) without lowering ...	12/19/1995
5166067	Culturing method, system and apparatus for cell culture A culturing method and system are disclosed in which a cell culture broth in withdrawn from a culturing apparatus to a filteration apparatus. The withdrawn broth in brought into contact with a membrane for precision filteration. Then a non-toxic gas is br...	11/24/1992
5075234	Fermentor/bioreactor systems having high aeration capacity In concepts relating to biotechnology, fermentor and bioreactor apparatus and technology are provided for maximizing aeration for the cultivation and growth of aerobic microorganisms and tissue cells in artificial media such as aqueous growth media. The a...	12/24/1991
4970167	Fermentation broth degassification apparatus A post-fermentation degassing technique and apparatus are provided which is directed for use in degassing foamed fermentation broths containing cultured microorganisms. Such a broth is charged while pressurized first through a heat exchanger to cool same,...	11/13/1990
4952509	Fermentation broth degassification A post-fermentation degassing technique and apparatus are provided for use in degassing foamed fermentation broths containing cultured microorganisms. Such a broth is charged while pressurized through a nozzle means to form a spray suspension in a gaseous...	08/28/1990
4553990	Device for separating gaseous and liquid components from a foamy gas liquid mixture The invention relates to a device for separating gaseous and liquid components of a foamy gas liquid mixture, into which device a feed line for the gas liquid mixture and a withdrawal line terminate, and into whose top portion there is arranged a turbine....	11/19/1985
4521349	Fluid diffuser for gases and liquids A fluid diffuser for dispersing a gas or liquid into a body of receiving liquid in which it is immersed. The diffuser includes a rotatable shaft, a thin disk-like member mounted for rotation on the shaft, and an annular ring positioned adjacent the outer ...	06/04/1985
4510249	Apparatus for chemical froth suppression in a fermenter An apparatus for chemical froth suppression in a fermenter comprises a vessel containing a chemical froth suppressor and communicating via a pressure pipe with the fermenter. The pressure pipe has arranged at a preselected level with respect to the froth ...	04/09/1985
4373024	Apparatus useful for foam breaking An apparatus useful for foam breaking operations and particularly useful for fermentation processes is described having a foam breaking body wherein the foam breaking surfaces are created by a multitude of elements arranged in contact with each other and ...	02/08/1983
4310437	Foam breaker for gas/liquid reactors A foam breaker for a fermentation reactor has one or more curved rods, preferably hollow rods with open ends (tubes), and an arrangement for so mounting these on the rotor of the reactor that they rotate with the rotor. The rods or the tubes have leading ...	01/12/1982
4302545	Apparatus for chemical froth suppression in a fermenter An apparatus for chemical froth suppression in a fermenter comprises a froth sensor installed in the fermenter for tracing the froth and a vessel containing a chemical froth suppressor which is fed to the froth sensor and to the fermenter. The froth senso...	11/24/1981
4256837	Gas collection apparatus An apparatus and method for the recovery of gas evolved from fermentation is disclosed. The apparatus comprises a vessel containing the fermentation material, and a head slidably mounted on the vessel forming a substantially gas tight chamber therewith. M...	03/17/1981
4075062	Throw-in type colorimeter The present invention relates to a throw-in type colorimeter having a defoaming mechanism comprising a double-cylinder whereby it is possible to very easily detect the optical density of the solution to be examined, and more particularly to a thrown-in ty...	02/21/1978
4019962	Apparatus for aerobic fermentation Improved apparatus for the continuous aseptic growth of single-cell protein materials, employing an aqueous ethanolic substrate fortified with nutrient elements, preferably under oxygen limited conditions. The fermentation is conducted under conditions wh...	04/26/1977
3989599	Process and apparatus for liquid and gas separation An apparatus and process for separating liquid and gas from a fermenter without allowing infecting organisms to penetrate back into the fermenter. A cyclone separator has a liquid outlet in its lower portion with an aseptic steam lock means which maintain...	11/02/1976
3985622	Method and apparatus for conducting fermentation An apparatus for the aerobic fermentation of microorganisms, with the apparatus including a vessel having an elongate tubular member connected thereto and forming a fermentation zone. A pump is provided to effect flow of fermentation medium from the vesse...	10/12/1976

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Class 435/301.1 - Including foam breaking means