Abstract: In an elongated strip of desiccant packages each package includes a body formed from spun bonded non-woven polyethylene; a lateral seal at each end of the body, the seal comprising a knurled direct, adhesive free, seal having intersecting sealing lines each of which is arranged at an angle to the longitudinal axis of the package; a longitudinal seal extending between the lateral seals printed indicia on the package disposed substantially between the lateral seals, and spaced from the longitudinal seal, the longitudinal and lateral sealing areas being substantially free of printing; at least one registration mark( on the body, the mark disposed at a known distance from at least one of the lateral seals, and outside of the sealing area; a sorbent material within the body.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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 for securing the adsorbent unit to an external structure.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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 for securing the adsorbent unit to an external structure.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: 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.

Abstract: An adsorbent unit including a porous container having first and second end portions, adsorbent in the container, a rigid clip on the first end portion for engaging the spaced pipes of a U-bend of a refrigerant accumulator, a tab on the second end portion, and an aperture in the tab for receiving the filter housing on the return bend of a U-shaped pipe.