Gas separation: apparatus inventions 03/08

20080072761 - Anti-degradation mechanisms for protecting aminated surfaces: A device and methods for either protecting or restoring the delicate surface chemistry of amine-coated substrates adapted for biological assay uses from the deleterious effects of exposure to carbon dioxide and/or organic chemical compounds, which may arise in packaging or storage containers is provided. The device encompasses an enclosure, preferably... Agent: Corning Incorporated

20080072762 - Ultra cleaning of combustion gas including the removal of co2: Ultra cleaning of combustion gas to near zero concentration of residual contaminants followed by the capture of CO2 is provided. The high removal efficiency of residual contaminants is accomplished by direct contact cooling and scrubbing of the gas with cold water. The temperature of the combustion gas is reduced to... Agent: Alstom Power Inc. Intellectual Property Law Dept.

20080072763 - Ductless fumehood system: A ductless fumehood system comprising: at least one ductless fumehood comprising a housing; a workspace formed within the housing; a door for selectively closing off the workspace; an air inlet for introducing air into the workspace; a master module for receiving air from the workspace, purging unwanted substances from that... Agent: Mark J. Pandiscio Pandiscio & Pandiscio, P.C.

20080066621 - Particulate matter removal apparatus: A filter is made with heat-insulating ceramic fibers, and where the filter is increased in pressure loss due to particulate matter captured after filtration of exhaust gas, gas flow is blocked, a heating element is used to heat the surface of the filter, thereby burning and removing particulate matter. The... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080066622 - Reflecting packed column: This invention teaches a packed column, comprising an outer cylinder, a support plate, and a plurality of fluid balls, wherein an inner cylinder is connected to the center of the support plate, and a plurality of openings and deflectors connected to the openings are disposed on the circular edge of... Agent: Matthias Scholl

20080053310 - Compressors and methods for use: A compressor suitable for use in a portable oxygen concentrator. In one exemplary embodiment, the compressor includes a crankshaft rotatable about a central axis and a plurality of diaphragm assemblies spaced apart around the central axis generally within a plane. The diaphragm assemblies include diaphragms movably mounted to respective housings... Agent: Michael W. Haas Respironics, Inc.