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| Number | Title | Issue Date |
| 7384027 | Mixing bag with integral sparger and sensor receiver A mixing bag for use in bioprocessing in which a fluid is received and agitated using an internal fluid-agitating element driven by an external motive device is disclosed. The bag may include an integral sparger and sensor receiver. Related methods are also disclose... | 06/10/2008 |
| 7351576 | Compost tea machine The invention relates to an in home apparatus for simultaneously suspending, aerating, agitating, extracting and entraining a compost water nutrient culture. A beaker contains the compost nutrient water culture. A perforated elastic membrane transversely covers the ... | 04/01/2008 |
| 7329539 | Bioreactor for sewage and wastewater treatment The present invention relates to a bioreactor for sewage and wastewater treatment, which is capable of agitating and supplying oxygen simultaneously. A bioreactor of the present invention, comprises a culture drum in which microorganisms are cultured; a supplier for... | 02/12/2008 |
| 7264727 | Septic system remediation method and apparatus An apparatus and a method for the remediation of failing wastewater treatment systems, such systems being comprised of one or more septic tanks and a seepage pit, drywell, absorption field or an above grade mound system having an inlet and a plurality of outlets whe... | 09/04/2007 |
| 7176017 | Triphasic bioreactor and process for gas effluent treatment A triphasic bioreactor for physico-chemically treating a gas is disclosed. The triphasic bioreactor comprises a reaction chamber with a liquid and biocatalysts in suspension in the liquid, for catalyzing a reaction between the gas and the liquid to obtain a treated ... | 02/13/2007 |
| 6893864 | Apparatus for aerating a particulate material An apparatus for forcing airflow through (i.e., aerating) a particulate material consists of a planar bearing surface and a ventilation conduit underlying the planar bearing surface. A plurality of delivery conduits extend between the ventilation conduit and the pla... | 05/17/2005 |
| 6794183 | Device for cultivating plant or animal tissue cultures The present invention relates to a device for cultivating plant or animal tissue. The inventive device comprises a fermenter container, a supply device for liquid nutrients and gases, devices for discharging used nutritive liquids and gases and solid carrier plates ... | 09/21/2004 |
| 6723555 | Multi-sample fermentor and method of using same A fermentation apparatus is constructed to produce a known and repeatable amount of untainted fermentation product using multiple fermentation vessels. To facilitate further processing compatible with other product processing steps, the fermentation apparatus has an... | 04/20/2004 |
| 6680194 | Mercaptan deodorizing for storage tanks A method for deodorizing a storage tank having mercaptan residue disposed therein includes the steps of delivering a cleaning material to the storage tank, and absorbing the mercaptan residue from the walls of the tank into the cleaning material. The clea... | 01/20/2004 |
| 6649405 | Compost tea system A compost tea system uses a water-holding tank for containing process water. Compost is immersed into the water in the tank in baskets defining a filter media. Air is pumped into membrane disk diffuser modules in the tank and the liquid is sparged with fi... | 11/18/2003 |
| 6432698 | Disposable bioreactor for culturing microorganisms and cells A disposable bioreactor for culturing microorganisms and cells is provided. The bioreactor is suitable for use by individuals not skilled in microbiology or aseptic technique. It is constructed of flexible or semi-flexible waterproof sheets to form a cont... | 08/13/2002 |
| 6391638 | Cell/tissue culturing device and method A disposable device and method for axenically culturing and harvesting cells and/or tissue in consecutive cycles. The device consists of a sterilisable disposable container which may be partially filled with a suitable sterile biological cell and/or tissu... | 05/21/2002 |
| 6348347 | Fine algae culture device This invention relates to a culture device of a domed shape, a conical shape, or a cylindrical shape of a closed type used for culture of microalgae, and a gas discharge device set so as to be movable in the culture device. The culture device is basically... | 02/19/2002 |
| 6224770 | Biowall for groundwater remediation The invention is a system and a method for bioremediating hydrocarbon-contaminated groundwater. The method comprises contacting the hydrocarbon-contaminated groundwater with a source of microbial nutrients and then aerating the nutriated water with air or... | 05/01/2001 |
| 6093551 | Process and device for in vitro diagnosis of allergic disorders The invention relates to a process for the in vitro diagnosis of allergic, in particular also pseudo-allergic, immunological and environment-related disorders using live biopsy tissue samples. Also disclosed is a mobile incubation device for keeping the t... | 07/25/2000 |
| 6087158 | Method and apparatus for growing cells using gas or liquid aphrons A method and bioreactor (10) apparatus is described for maintaining cells in a culture medium containing gas or liquid aphrons. A preferred microbubble generator (42, 42A) of a gas which is necessary for maintaining the cells to produce plant derived chem... | 07/11/2000 |
| 6063618 | Device for the series cultivation of micro-organisms or cells in gasified liquid columns A reaction apparatus has a plurality of reaction flasks whose bottoms can communicate with a sterile gas source and are provided with porous filter plates which permit the gas to flow into the vessel but prevent the liquid from passing out through the pla... | 05/16/2000 |
| 5992214 | Method and device for analyzing volatile substances in gases The invention concerns a method and device for the automatic analysis of volatile substances in gases, in particular volatile substances in air, the method comprising the following successive steps: a) the gas to be analyzed is passed through an absortion... | 11/30/1999 |
| 5985649 | Device and method for removal of gas contaminates through a shallow sparged bioreactor A method and apparatus for removing select gas contaminants is disclosed. The apparatus is a bioreactor having a chamber for containing liquid and a liquid positioned therein, the liquid forming a column having a top and a bottom surface defining a height... | 11/16/1999 |
| 5939313 | Stationary vortex system for direct injection of supplemental reactor oxygen A method for efficiently providing supplemental oxygen to a reaction mixture which is oxidized by or otherwise uses air, wherein the reaction mixture is agitated to create one or more stationary vortices, oxygen is injected into the reactor vessel at a st... | 08/17/1999 |
| 5897997 | Reactor for implementing chemical reactions involving a biomass A reactor comprises a cylindrical body (1) with a lower cylindrical portion (5) and an upper cylindrical portion (6) of greater diameter than the lower portion, mutually connected by a connecting ring (7), a filtering ring (2) arranged in the lower part o... | 04/27/1999 |
| 5869323 | Arrangement for air purification; and method A method and arrangement for conducting air filtration by biofilter operation is provided. The arrangement generally includes at least one bioreactor bed, through which air to be purified is passed. Preferably the arrangement is configured so that air flo... | 02/09/1999 |
| 5846816 | Apparatus for biomass production A bioreactor for biomass production having (i) a substantially transparent chamber, the chamber being suitable for containing biomass in a liquid phase, and having a base portion, an upper portion and a number of sidewalls between the base portion and the... | 12/08/1998 |
| 5712154 | Dual fiber bioreactor A cell culture unit is disclosed herewith comprising a shell having two ends with an elongated chamber them between. A liquid and a gas perfusion port are located on each end. Liquid perfusion fibers are connected to the liquid perfusion ports and gas per... | 01/27/1998 |
| 5707825 | Interface bioreactor system This invention provides an interface bioreactor system comprising (a) a reaction tank having (1) a reaction solvent placed therein, (2) a plurality of plate-like hydrophilic immobilizing carriers each having a thickness of 1 to 500 mm and packed therein s... | 01/13/1998 |
| 5693529 | Geothermal power plant desulfurization system In a method of desulfurization used at a geothermal power plant, stem removed from a production well, after being used for power generation, is condensed and separated into condensed water and hydrogen sulfide-containing gas, and the hydrogen sulfide-cont... | 12/02/1997 |
| 5470746 | Pickled vegetables fermentation detecting device A pickled vegetables fermentation detector is the sensor for sensing kimchi curing which converts variables depending on the state of kimchi curing into an electric signal and is provided with an air bubble generator, gas collector and detector, in which ... | 11/28/1995 |
| 5443985 | Cell culture bioreactor The invention provides a bioreactor for culturing living cells, particularly shear sensitive cells, wherein the bioreactor is composed of a stationary vessel with opposite spaced walls inclined at an angle to form upper and lower walls. Liquid culture med... | 08/22/1995 |
| 5342781 | External-loop perfusion air-lift bioreactor An external-loop perfusion bioreactor for cultivating microbial, plant, animal or insect cells to produce valuable metabolites has a riser conduit; a cell culture medium inlet in the riser conduit; an inlet for an oxygen containing gas in the riser condui... | 08/30/1994 |
| 5246855 | Reactor for carrying out biological reactions by means of biocatalysts A reactor for carrying out biological reactions by means of biocatalysts includes a base which houses an agitator unit and suitable monitor and control devices and a securely attachable lid. Interposed between the lid and the base is an intermediate part ... | 09/21/1993 |
| 5223429 | Method for the mass growth of cells in a thin film of nutrient medium foam A method for the mass growth of cells (2) which consists in growing the cells (2) in a thin film, e.g. a bubble or foam, of nutrient medium (4), which is continuously recirculated to the bulk medium (1) for replenishing. Growth rate and yields obtained wi... | 06/29/1993 |
| 5166072 | Apparatus for the cultivation of immobilized micro-organisms An apparatus for cultivating immobilized micro-organisms consisting of a fluidized bed reactor with fittings for gassing and a retainer system for the immobilized biocatalysts. The fluidized bed reactor is characterized in that the fittings for gassing co... | 11/24/1992 |
| 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 |
| 5081036 | Method and apparatus for cell culture Methods and apparatus are provided for growing both suspension type cells and anchorage dependent cells in airlift bioreactors. A packing means, such as stainless steel wool, is provided in the growth chamber of the bioreactor to increase cell density by ... | 01/14/1992 |
| 5073491 | Immobilization of cells in alginate beads containing cavities for growth of cells in airlift bioreactors Method and apparatus are provided for immobilizing and growing cells in airlift bioreactors to obtain increased cell density. Cells are immobilized by forming alginate beads containing cells and gelatin particles, and dissolving the gelatin by heating to ... | 12/17/1991 |
| 5043283 | Fluidized bed cell culture apparatus with a drain valve for the removal of support material Cell culture apparatus comprises a fluidized bed culture tank body in which cell attached porous material is fluidized by air flow, and a pre-culture tank for supplying medium to the fluidized bed culture tank body according to the amount of the liquid me... | 08/27/1991 |
| 4834779 | Process for membrane seperation of gas mixtures A method for the substantial separation of at least one gas component from a gas mixture to generate a residue gas substantially depleted of the gas components to be separated. A semipermeable membrane is provided which has a feed gas side and a sweep gas... | 05/30/1989 |
| 4808534 | Method and apparatus for the microbiological production of single-cell protein Method and apparatus is described for the microbiological production of single-cell protein making use of ethanol as a base material thereby allowing the protein produced to be used for human consumption. The process involves the cultivation of ethanol activat... | 02/28/1989 |
| 4746615 | Sterilizable fluidized bed fermenter It is possible by use of a sterilizable fluidized bed fermenter to carry out low-moisture fermentations. Fluidizable granulated microorganisms are used for this fermentation under sterile conditions in the fluidized bed fermenter which is initially operat... | 05/24/1988 |
| 4676956 | Apparatus for photosynthesis An apparatus for photosynthesis includes a unique arrangement for supplying light and CO2 -containing air to a reaction chamber in a sure and stable manner. The reaction chamber is irradiated for photosynthesis from the inside and/or outside th... | 06/30/1987 |
