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US 12,030,002 B2Granted
Filtration recovery device and filtration recovery method
AssigneeMurata Manufacturing Co., Ltd.
InventorsMiki Ikeda, Miwako Nishikawa, Toshikazu Kawaguchi, Takashi Kondo
Life of this patent
Estimating the term…
Abstract
A filtration recovery device according to the present disclosure may include: a filtration filter having a plurality of through-holes; and a holder having an introduction port configured to introduce a liquid, a discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other, in which the filtration filter is disposed in the flow path between the introduction port and the discharge port of the holder.
Claims17
A filtration recovery device comprising:
- a holder including an introduction port configured to introduce a liquid, a discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other;
- a filtration filter including a plurality of through-holes disposed in the flow path between the introduction port and the discharge port of the holder;
- and
- a projection portion that projects toward an inner side portion of the holder and is formed on an inner wall of the holder,
- wherein the projection portion is configured to hold the filtration filter;
- wherein the holder further includes a first holder having a tubular shape and includes the projection portion;
- wherein a second holder having a tubular shape is configured to be fitted into the first holder,
- wherein the filtration filter is configured to be held between the projection portion and an end of the second holder;
- wherein the first holder further includes a first main body portion having a tubular shape and having a first end portion located on a side of the introduction port of the holder and a second end portion located on a side of the discharge port of the holder,
- wherein the second holder includes a second main body portion having a tubular shape and having a third end portion located on the side of the introduction port of the holder and a fourth end portion located on the side of the discharge port of the holder,
- wherein the filtration filter includes a filter portion having the plurality of through-holes, and frame that surround an outer periphery of the filter portion,
- wherein the projection portion is provided at the second end portion of the first main body portion of the first holder,
- wherein an inner wall of the first main body portion is in surface contact with an outer wall of the second main body portion, and
- wherein the frame of the filtration filter is held between the fourth end portion of the second main body portion and an upper surface of the projection portion.
11 more elements
A filtration recovery method for filtering a liquid containing a filtration object and recovering the filtration object, the filtration recovery method comprising:
- capturing the filtration object, by using a filtration recovery device that includes a filtration filter having a plurality of through-holes, and a holder having an introduction port configured to introduce a liquid, wherein the holder further includes a first holder having a tubular shape and includes a projection portion that holds the filtration filter;
- wherein the projection portion projects toward an inner side portion of the holder and is formed on an inner wall of the holder,
- wherein a second holder having a tubular shape is configured to be fitted into the first holder,
- holding, by using the projection portion and an end of the second holder, the filtration filter between the projection portion and the end of the second holder,
- wherein the first holder further includes a first main body portion having a tubular shape and having a first end portion located on a side of the introduction port of the holder and a second end portion located on a side of a discharge port of the holder,
- wherein the second holder includes a second main body portion having a tubular shape and having a third end portion located on the side of the introduction port of the holder and a fourth end portion located on the side of the discharge port of the holder, and that surrounds an outer periphery of the filtration filter by a frame,
- wherein the projection portion is provided at the second end portion of the first main body portion, and
- wherein an inner wall of the first main body portion contacts an outer wall of the second main body portion;
- holding, by using the fourth end portion of the second main body portion and an upper surface of the projection portion, the frame of the filtration filter between the fourth end portion of the second main body portion and the upper surface of the projection portion,
- the discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other, and in which the filtration filter is disposed in the flow path between the introduction port and the discharge port of the holder, by filtering the liquid containing the filtration object, the filtration object located on the filtration filter;
- closing the discharge port of the holder of the filtration recovery device;
- introducing a liquid for recovery from the introduction port of the holder of the filtration recovery device;
- and
- recovering the filtration object with the liquid for recovery held in the holder of the filtration recovery device.
11 more elements
A filtration recovery method for filtering a liquid containing a filtration object and recovering the filtration object, the filtration recovery method comprising
- capturing, by using a filtration recovery device that includes a filtration filter having a plurality of through-holes, and a holder having an introduction port configured to introduce the liquid, wherein the holder further includes a first holder having a tubular shape and includes a projection portion that holds the filtration filter;
- wherein the projection portion projects toward an inner side portion of the holder and is formed on an inner wall of the holder,
- wherein a second holder having a tubular shape is configured to be fitted into the first holder,
- holding, by using the projection portion and an end of the second holder, the filtration filter between the projection portion and the end of the second holder,
- wherein the first holder further includes a first main body portion having a tubular shape and having a first end portion located on a side of the introduction port of the holder and a second end portion located on a side of a discharge port of the holder,
- wherein the second holder includes a second main body portion having a tubular shape and having a third end portion located on the side of the introduction port of the holder and a fourth end portion located on the side of the discharge port of the holder, and that surrounds an outer periphery of the filtration filter by a frame,
- wherein the projection portion is provided at the second end portion of the first main body portion, and
- wherein an inner wall of the first main body portion contacts an outer wall of the second main body portion;
- holding, by using the fourth end portion of the second main body portion and an upper surface of the projection portion, the frame of the filtration filter between the fourth end portion of the second main body portion and the upper surface of the projection portion,
- the discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other, and in which the filtration filter is disposed in the flow path between the introduction port and the discharge port of the holder, by filtering the liquid containing the filtration object, the filtration object located on the filtration filter;
- detaching the filtration filter from the holder of the filtration recovery device;
- separating the filtration object captured by the filtration filter by a liquid for recovery;
- and
- recovering the filtration object with the liquid for recovery.
11 more elements
A filtration recovery method for separating a cell from a cell aggregate and filtering out and recovering the cell, the filtration recovery method comprising steps of:
- introducing the cell aggregate into a filtration recovery device that includes a filtration filter having a plurality of through-holes, and a holder having an introduction port configured to introduce a liquid, wherein the holder further includes a first holder having a tubular shape and includes a projection portion that holds the filtration filter;
- wherein the projection portion projects toward an inner side portion of the holder and is formed on an inner wall of the holder,
- wherein a second holder having a tubular shape is configured to be fitted into the first holder,
- holding, by using the projection portion and an end of the second holder, the filtration filter between the projection portion and the end of the second holder,
- wherein the first holder further includes a first main body portion having a tubular shape and having a first end portion located on a side of the introduction port of the holder and a second end portion located on a side of a discharge port of the holder,
- wherein the second holder includes a second main body portion having a tubular shape and having a third end portion located on the side of the introduction port of the holder and a fourth end portion located on the side of the discharge port of the holder, and that surrounds an outer periphery of the filtration filter by a frame,
- wherein the projection portion is provided at the second end portion of the first main body portion, and
- wherein an inner wall of the first main body portion contacts an outer wall of the second main body portion;
- holding, by using the fourth end portion of the second main body portion and an upper surface of the projection portion, the frame of the filtration filter between the fourth end portion of the second main body portion and the upper surface of the projection portion,
- the discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other, and in which the filtration filter is disposed in the flow path between the introduction port and the discharge port of the holder;
- introducing a separation solution into the filtration recovery device;
- separating a cell from the cell aggregate by maintaining a state where the cell aggregate is immersed in the separation solution;
- capturing the cell by the filtration filter by discharging the separation solution from the filtration recovery device;
- closing the discharge port of the holder of the filtration recovery device;
- introducing a liquid for recovery from the introduction port of the holder of the filtration recovery device;
- and
- recovering the cell with the liquid for recovery held in the holder of the filtration recovery device.
14 more elements
A filtration recovery method for filtering a liquid containing a filtration object and recovering the filtration object, the filtration recovery method comprising steps of:
- introducing a solvent into a filtration recovery device that includes a filtration filter having a plurality of through-holes, and a holder having an introduction port configured to introduce the liquid, wherein the holder further includes a first holder having a tubular shape and includes a projection portion that holds the filtration filter;
- wherein the projection portion projects toward an inner side portion of the holder and is formed on an inner wall of the holder,
- wherein a second holder having a tubular shape is configured to be fitted into the first holder,
- holding, by using the projection portion and an end of the second holder, the filtration filter between the projection portion and the end of the second holder,
- wherein the first holder further includes a first main body portion having a tubular shape and having a first end portion located on a side of the introduction port of the holder and a second end portion located on a side of a discharge port of the holder,
- wherein the second holder includes a second main body portion having a tubular shape and having a third end portion located on the side of the introduction port of the holder and a fourth end portion located on the side of the discharge port of the holder, and that surrounds an outer periphery of the filtration filter by a frame,
- wherein the projection portion is provided at the second end portion of the first main body portion, and
- wherein an inner wall of the first main body portion contacts an outer wall of the second main body portion;
- holding, by using the fourth end portion of the second main body portion and an upper surface of the projection portion, the frame of the filtration filter between the fourth end portion of the second main body portion and the upper surface of the projection portion,
- the discharge port configured to discharge the liquid, and a flow path configured to communicate the introduction port and the discharge port with each other, and in which the filtration filter is disposed in the flow path between the introduction port and the discharge port of the holder;
- capturing, by introducing the liquid containing the filtration object into the filtration recovery device, the filtration object by the filtration filter;
- closing the discharge port of the holder of the filtration recovery device;
- introducing a liquid for recovery from the introduction port of the holder of the filtration recovery device;
- and
- recovering the filtration object with the liquid for recovery held in the holder of the filtration recovery device.
12 more elements
Dependencies are inferred from the claim text.