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公开(公告)号：US12042759B2
公开(公告)日：2024-07-23
申请号：US17395138
申请日：2021-08-05
申请人： Signature Science, LLC , Government of the United States of America, as represented by the Secretary of Homeland Security
CPC分类号： B01D46/84 , B01D46/0009 , B01D46/4227 , B01D46/44 , B01D53/14 , B01D53/26 , B01D2271/02
摘要： Disclosed is a filter conditioning unit for cleaning and conditioning high-volume sampling (HVS) filters. The unit includes, among other elements, a filter tray suitable for holding one or more HVS filters, a manifold in which the filter tray is inserted, and an optional enclosure for safety. The manifold is suitable for heating the filter tray and filters therein to a desired temperature while purge gas is introduced to the manifold. Also described herein is a method of using the filter conditioning unit.
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公开(公告)号：US11958010B2
公开(公告)日：2024-04-16
申请号：US17395782
申请日：2021-08-06
申请人： Signature Science, LLC , Government of The United States of America, as represented by the Secretary of Homeland Security
CPC分类号： B01D46/84 , B01D46/0002 , B01D46/4263 , B01D46/448 , G01N1/2205 , B01D2265/023 , B01D2265/028 , G01N2001/022 , G01N2001/028
摘要： Disclosed is a thermal desorber assembly for desorbing substances collected on a high-volume sampling (HVS) filter. The assembly includes, among other elements, a filter holder for securing a HVS filter within the assembly, a desorber body, and an insulating enclosure. The design of the thermal desorber assembly is such that it can accommodate a variety of different types of HVS filter media. Also described herein is a system comprising the thermal desorber assembly and method of using the assembly.
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公开(公告)号：US20240246086A1
公开(公告)日：2024-07-25
申请号：US18605692
申请日：2024-03-14
申请人： The Government of the United States of America, as represented by the Secretary of Homeland Security
发明人： Joseph A. DiCicco , Andrew Horan , John Brady
IPC分类号： B01L9/00
CPC分类号： B01L9/523 , B01L2200/028
摘要： A media holder can be used for preparing samples. The media holder can comprise a base, a pair of walls extending upwardly from the base, and a plurality of transverse members positioned on and coupled to a respective upper end of each of the walls. Each of the transverse members can define a receiving slot for receiving at least a portion of a media therein.
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公开(公告)号：US11958053B2
公开(公告)日：2024-04-16
申请号：US17948689
申请日：2022-09-20
申请人： The Government of the United States of America, as represented by the Secretary of Homeland Security
发明人： Joseph A. DiCicco , Andrew Horan , John Brady
IPC分类号： B01L9/00
CPC分类号： B01L9/523 , B01L2200/028
摘要： A media holder can be used for preparing samples. The media holder can comprise a base, a pair of walls extending upwardly from the base, and a plurality of transverse members positioned on and coupled to a respective upper end of each of the walls. Each of the transverse members can define a receiving slot for receiving at least a portion of a media therein.
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