Patents Assigned to Multisorb Technologies
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Patent number: 6558571Abstract: An oxygen-absorbing composition including in relatively sufficient proportions a dry acid, iron, and an inhibited carbon dioxide generating compound. A method of absorbing oxygen from a closed environment including the steps of providing an oxygen-absorbing composition comprising in relatively sufficient proportions by weight a dry acid, iron and an inhibited carbon dioxide generating compound, and injecting water into said composition. An oxygen-absorbing packet including an oxygen-permeable packet containing an oxygen-absorbing composition including iron and an inhibited carbon dioxide generating compound.Type: GrantFiled: August 11, 2000Date of Patent: May 6, 2003Assignee: Multisorb Technologies, Inc.Inventor: Thomas H. Powers
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Patent number: 6553783Abstract: An integrated U-tube and adsorbent unit including a U-tube having first and second legs and a return bend, a space between the first and second legs and the return bend, adsorbent in the space, opposite sides on the first and second legs and the return bend, permeable covers bonded to the first and second opposite sides to contain the adsorbent within the space, a hole in the return bend, a frame connected to the U-bend and defining a space in communication with the hole, and filter material on the frame. An integrated U-tube and adsorbent unit including a plastic U-tube and a self-contained adsorbent unit having a plastic cover bonded to the U-tube with the body of the self-contained adsorbent unit positioned between the legs of the U-tube.Type: GrantFiled: July 26, 2002Date of Patent: April 29, 2003Assignee: Multisorb Technologies, Inc.Inventors: Rodney L. Dobson, Samuel A. Incorvia, Peter R. Millen
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Patent number: 6540937Abstract: A water vapor adsorption and water retaining composition containing particulate calcium chloride and particulate vermiculite in a flexible container having a side of spun-bonded polyethylene heat sealed to a side of extrusion coated polyethylene on polyester. The foregoing composition can also contain clay.Type: GrantFiled: November 29, 2001Date of Patent: April 1, 2003Assignee: Multisorb Technologies, Inc.Inventors: David S. Payne, Thomas H. Powers
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Patent number: 6530982Abstract: An adsorbent unit including first and second porous containers, adsorbent in the first and second porous containers, a first and second end on each of the first and second containers, a yoke connecting the first ends, spaced first apertures in the yoke, a severance in the yoke extending between and in communication with the first apertures, a tab on each of the second ends of the first and second porous containers, and a second aperture in each of the tabs.Type: GrantFiled: January 15, 2002Date of Patent: March 11, 2003Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Peter R. Millen, Leo J. Schwartz
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Patent number: 6468334Abstract: An elongated adsorbent unit for use in combination with an elongated refrigerant-containing housing includes a housing having first and second ends, and an interior and an exterior. Adsorbent is compacted in the interior of the housing. First and second porous end members are secured to the first and second ends of the housing, respectively. One or more fluid communication channels extend along the exterior of the housing between the first and second ends of the housing.Type: GrantFiled: January 2, 2001Date of Patent: October 22, 2002Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Rodney L. Dobson, Leo J. Schwartz
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Patent number: 6449977Abstract: A self-retaining adsorbent unit for use in combination with an elongated refrigerant-containing housing includes an elongated adsorbent-carrying porous fabric casing with adsorbent disposed therein. A retaining tab is formed at one end of the casing.Type: GrantFiled: December 29, 2000Date of Patent: September 17, 2002Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Peter R. Millen
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Patent number: 6438991Abstract: An integrated U-tube and adsorbent unit including a U-tube having first and second legs and a return bend, a space between the first and second legs and the return bend, adsorbent in the space, opposite sides on the first and second legs and the return bend, permeable covers bonded to the first and second opposite sides to contain the adsorbent within the space, a hole in the return bend, a frame connected to the U-bend and defining a space in communication with the hole, and filter material on the frame. An integrated U-tube and adsorbent unit including a plastic U-tube and a self-contained adsorbent unit having a plastic cover bonded to the U-tube with the body of the self-contained adsorbent unit positioned between the legs of the U-tube.Type: GrantFiled: October 27, 2000Date of Patent: August 27, 2002Assignee: Multisorb Technologies, Inc.Inventors: Rodney L. Dobson, Samuel A. Incorvia, Peter R. Millen
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Patent number: 6436872Abstract: An oxygen-absorbing composition containing particulate annealed electrolytically reduced iron of between about 100 mesh and 325 mesh in an amount of about up to 63% by weight, a salt such as sodium chloride in an amount by weight of about up to 3.5%, and a water-supplying component comprising activated carbon. with liquid water therein of a mesh size of between about 20 mesh and 50 mesh in an amount by weight of up to about 85% in an envelope which will resist the passage of liquid water out of the envelope but will permit flow of oxygen into the envelope at a satisfactory rate.Type: GrantFiled: May 2, 2001Date of Patent: August 20, 2002Assignee: Multisorb Technologies, Inc.Inventor: George E. McKedy
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Patent number: 6427477Abstract: An adsorbent unit for a refrigerant accumulator having a housing with a bottom wall and a side wall and a U-shaped pipe with a return bend adjacent the bottom wall and with first and second pipe portions extending from the return bend along the side wall, and a filter body extending outwardly from the return bend, the adsorbent unit including a porous adsorbent container, adsorbent in the container, first and second end portions on the container, a first tab extending outwardly from the first end portion of the container, an elongated slot in the first tab mounting it on the first and second pipe portions, a second tab extending outwardly from the second end portion of the container, and an aperture on the second tab mounting it on the filter body. A double adsorbent container adsorbent unit having elongated slots on tabs at the outer ends thereof for mounting about the first and second pipe portions.Type: GrantFiled: May 18, 2001Date of Patent: August 6, 2002Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Peter R. Millen
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Patent number: 6393862Abstract: An adsorbent unit including first and second porous containers connected by a yoke, adsorbent in the containers, first side edges on the first container containing indentations, second side edges on the second container, an end on the second container having a strap formed thereon for encircling the first container and passing through the indentations when the first and second containers are mounted on opposite sides of a U-bend of a refrigerant accumulator.Type: GrantFiled: October 4, 2000Date of Patent: May 28, 2002Assignee: Multisorb Technologies, Inc.Inventor: Stephen F. Sullivan
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Patent number: 6345516Abstract: An adsorbent unit for a refrigerant accumulator having a housing with a bottom wall and a side wall and a U-shaped pipe with a return bend adjacent the bottom wall and with first and second pipe portions extending from the return bend along the side wall, and a filter body extending outwardly from the return bend, the adsorbent unit including a porous adsorbent container, adsorbent in the container, first and second end portions on the container, a first tab extending outwardly from the first end portion of the container, an elongated slot in the first tab mounting it on the first and second pipe portions, a second tab extending outwardly from the second end portion of the container, an aperture on the second tab mounting it on the filter body, and a separate compartment on the adsorbent unit outside of said container containing a fluent refrigerant tracer dye.Type: GrantFiled: August 7, 2000Date of Patent: February 12, 2002Assignees: Multisorb Technologies, Inc., Visteon Global Technologies, Inc., Halla Climate Control Canada, Inc.Inventors: Eric W. Kesler, Donald L. Konieczny, Stephen F. Sullivan
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Patent number: 6309450Abstract: An adsorbent unit assembly including a holder, an elongated member on the holder, an enlarged portion at the end of the elongated member, a cylindrical adsorbent unit having an opening therein for receiving the elongated member, and a grid mounted on the elongated member on the opposite side of the adsorbent unit from the enlarged portion. The foregoing adsorbent unit assembly is mounted within the housing of a receiver dryer by compressing one or more adsorbent units on the elongated member between the grid and the enlarged portion so as to cause the outer sides of the adsorbent units to bear against the inside surface of the housing while the grid also provides an interference fit with the housing.Type: GrantFiled: October 19, 2000Date of Patent: October 30, 2001Assignee: Multisorb Technologies, Inc.Inventors: Peter R. Millen, Stephen F. Sullivan
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Patent number: 6301924Abstract: An integrated U-tube and adsorbent unit including a U-tube having first and second legs and a return bend, a space between the first and second legs and the return bend, adsorbent in the space, opposite sides on the first and second legs and the return bend, permeable covers bonded to the first and second opposite sides to contain the adsorbent within the space, a hole in the return bend, a frame connected to the U-bend and defining a space in communication with the hole, and filter material on the frame.Type: GrantFiled: June 26, 2000Date of Patent: October 16, 2001Assignee: Multisorb Technologies, Inc.Inventors: Rodney L. Dobson, Samuel A. Incorvia, Peter R. Millen
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Patent number: 6279341Abstract: An adsorbent unit for a refrigerant accumulator having a housing with a bottom wall and a side wall and a U-shaped pipe with a return bend adjacent the bottom wall and with first and second pipe portions extending from the return bend along the side wall, and a filter body extending outwardly from the return bend, the adsorbent unit including a porous adsorbent container, adsorbent in the container, first and second end portions on the container, a first tab extending outwardly from the first end portion of the container, an elongated slot in the first tab mounting it on the first and second pipe portions, a second tab extending outwardly from the second end portion of the container, and an aperture on the second tab mounting it on the filter body. A double adsorbent container adsorbent unit having elongated slots on tabs at the outer ends thereof for mounting about the first and second pipe portions.Type: GrantFiled: September 16, 1999Date of Patent: August 28, 2001Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Peter R. Millen
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Patent number: 6257015Abstract: An adsorbent unit for mounting relative to a U-bend pipe of a refrigerant accumulator having spaced pipes and a return bend including a porous container, adsorbent in the container, first and second end portions on the container, first and second bands on the first end portion for placement about the spaced pipes, and a mounting tab at the second end portion for mounting onto a filter housing on the return bend.Type: GrantFiled: January 19, 2000Date of Patent: July 10, 2001Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, Peter R. Millen, John R. Semler
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Patent number: 6248690Abstract: An oxygen-absorbing composition containing particulate annealed electrolytically reduced iron of between about 100 mesh and 325 mesh in an amount of about up to 63% by weight, a salt such as sodium chloride in an amount by weight of about up to 3.5%, and a water-supplying component comprising activated carbon with liquid water therein of a mesh size of between about 20 mesh and 50 mesh in an amount by weight of up to about 85% in an envelope which will resist the passage of liquid water out of the envelope but will permit flow of oxygen into the envelope at a satisfactory rate.Type: GrantFiled: October 27, 1994Date of Patent: June 19, 2001Assignee: Multisorb Technologies, Inc.Inventor: George E. McKedy
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Patent number: 6209289Abstract: A composition for absorbing oxygen and releasing carbon dioxide in a high moisture environment including by weight an iron-based component for absorbing oxygen in an amount of between about 15% and 60%, a carbon dioxide releasing component for releasing carbon dioxide in an amount of between about 8% and 50%, an acidifying component for providing acid for activating the carbon dioxide releasing component, and a dry water-attracting component for preventing premature activation of the iron-based component and carbon dioxide releasing component and for attracting water from a high moisture environment to thereby supply water for activating the acidifying component and the iron-based component.Type: GrantFiled: June 3, 1993Date of Patent: April 3, 2001Assignee: Multisorb Technologies, Inc.Inventors: John S. Cullen, George E. McKedy
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Patent number: 6209347Abstract: An adsorbent unit for a refrigerant accumulator having a housing with a bottom wall and a side wall and a U-shaped pipe with a return bend adjacent the bottom wall and with first and second pipe portions extending from the return bend along the side wall, and a filter body extending outwardly from the return bend, the adsorbent unit including a porous adsorbent container, adsorbent in the container, first and second end portions on the container, a first tab extending outwardly from the first end portion of the container, an elongated slot in the first tab mounting it on the first and second pipe portions, a second tab extending outwardly from the second end portion of the container, an aperture on the second tab mounting it on the filter body, and a separate compartment on the adsorbent unit containing a refrigerant tracer dye.Type: GrantFiled: November 29, 1999Date of Patent: April 3, 2001Assignees: Multisorb Technologies, Inc., Visteon Global Technologies, Inc., Halla Climate Control Canada, Inc.Inventors: Daniel L. Corrigan, Kevin J. Goulet, Donald L. Konieczy, Peter R. Millen, Michael A. Olesnavich, Stephen F. Sullivan
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Patent number: 6205809Abstract: An adsorbent unit including a porous container, adsorbent in the container, at least one tab extending outwardly from the container, side edges on the tab, and concave indentations in the side edges. The tab can have an aperture therein for mounting the tab on the filter body of a return bend of an accumulator. Another embodiment of the adsorbent unit can include two tabs extending outwardly from the opposite ends of the container, rigid outer ends on the tabs, and concave indentations in the sides of the tabs between the outer ends of the tabs and the adsorbent container. In use, the concave indentations of the various tabs receive the spaced pipes of a return bend pipe utilized in a refrigerant accumulator.Type: GrantFiled: January 19, 2000Date of Patent: March 27, 2001Assignee: Multisorb Technologies, Inc.Inventors: Samuel A. Incorvia, John R. Semler
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Patent number: 6178772Abstract: An improved refrigerant receiver which includes an improved combined filter and adsorbent unit consisting of a filter extending outwardly from an elongated tube which is mounted on a refrigerant outlet conduit of the receiver and which has an outer edge with the wall of the receiver so that all refrigerant must pass through the filter, and at least one container of adsorbent material mounted within the receiver so as to be exposed to the flow of refrigerant passing through the filter without completely obstructing the portion of the receiver through which this flow passes.Type: GrantFiled: February 26, 1999Date of Patent: January 30, 2001Assignee: Multisorb Technologies, Inc.Inventor: Samuel A. Incorvia