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US4481155A Expired / Lapsed US ⏱️ 0.0 years remaining

Multi-cell tiles with openings for use in a liquid cooling tower

Assignee: Ceramic Cooling Tower Co
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Filing: 1983-10-19
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Granted: 1984-11-06
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Expires: 2003-10-19
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Abstract

Abstract Rectangular clay tiles for a liquid cooling tower are provided with openings to increase the heat and mass transfer which is provided by the tiles. Each rectangular tile includes four side walls and inner partitions or webs which provide a plurality of vertically extending open cells. Each side wall and each partition is provided with at least one horizontal opening for each cell formed by that side wall or partition, and liquid and air can flow into or out of the cells through the openings.

Inventors

  • 👤 Paul A. Frohwerk

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 22:41
CPC Classifications
F; F28; F28F; F28F25/00; F28F25/02; F28F25/08; F28F25/085; B; B01; B01J; B01J19/00; B01J19/32; B01J2219/00; B01J2219/32; B01J2219/322; B01J2219/32203; B01J2219/32265; B01J2219/32272; B01J2219/32275; B01J2219/32293; B01J2219/324; B01J2219/32425; Y; Y10; Y10S; Y10S261/00; Y10S261/11; Y10S261/72; Y10T; Y10T428/00; Y10T428/24; Y10T428/24149; Y10T428/24273

Claims Analysis

Total Claims: 27
Claim 1
Independent Claim 156 words
A rectangular tile for the heat and mass transfer section of a liquid cooling tower comprising a first pair of generally parallel side walls having upper and lower edges and a second pair of generally parallel side walls having upper and lower edges which extend between the side walls of said first pair, at least one partition extending between the side walls of said first pair, and at least one partition extending between the side walls of said second pair and intersecting the first-mentioned partition whereby a plurality of cells are formed by the side walls and the partitions, each of said walls having at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells which are formed by that side wall whereby air and liquid can flow into and out of the cells through the openings in the side walls.
Claim 2
Dependent Claim 156 words
A rectangular tile for the heat and mass transfer section of a liquid cooling tower comprising a first pair of generally parallel side walls having upper and lower edges and a second pair of generally parallel side walls having upper and lower edges which extend between the side walls of said first pair, at least one partition extending between the side walls of said first pair, and at least one partition extending between the side walls of said second pair and intersecting the first-mentioned partition whereby a plurality of cells are formed by the side walls and the partitions, each of said walls having at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells which are formed by that side wall whereby air and liquid can flow into and out of the cells through the openings in the side walls.
Claim 3
Dependent Claim 70 words
The tile of claim 1 in which each of the partitions has upper and lower edges and at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each pair of cells which are formed on opposite sides of the partition whereby air and liquid can flow into and out of the cells through the openings in the partitions.
Claim 4
Dependent Claim 90 words
The tile of claim 1 in which at least two parallel partitions extend perpendicularly between the side walls of said first pair and at least two parallel partitions extend perpendicularly between the side walls of said second pair and intersect said first mentioned parallel partitions, each of the partitions having upper and lower edges and at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each pair of cells which are formed on opposite sides of the partition.
Claim 5
Dependent Claim 65 words
The tile of claim 3 in which each of the partitions has two openings therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each pair of cells which are formed on opposite sides of the partition, said two openings being spaced in a direction parallel to the direction in which the cells extend through the tiles.
Claim 6
Dependent Claim 63 words
The tile of claim 4 in which each of the side walls has two openings therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells formed by that side wall, said two openings being spaced apart in a direction parallel to the direction in which the cells extend through the tiles.
Claim 7
Dependent Claim 40 words
The tile of claim 5 in which each of the cells has dimensions of about 27/8 inches by about 27/8 inches and each of the openings in the partitions and the side walls has a diameter of about two inches.
Claim 8
Dependent Claim 16 words
The tile of claim 6 in which the cell has a height of about six inches.
Claim 9
Dependent Claim 63 words
The tile of claim 1 in which each of the side walls has two openings therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells formed by that side wall, said two openings being spaced apart in a direction parallel to the direction in which the cells extend through the tiles.
Claim 10
Dependent Claim 37 words
The tile of claim 1 in which the upper edge of each of the side walls of each pair of side walls is provided with a plurality of notches between the side walls of the other pair.
Claim 11
Dependent Claim 18 words
The tile of claim 1 in which the lower edge of each of the side walls is tapered.
Claim 12
Dependent Claim 227 words
In a liquid cooling tower having a plurality of vertically stacked layers of rectangular clay tiles, each of the tiles having a first pair of parallel side walls having upper and lower edges and a second pair of parallel side walls having upper and lower edges which extend perpendicularly to said first pair, at least one partition which extends perpendicularly between the side walls of said first pair, and at least one partition which extends perpendicularly between the side walls of said second pair to provide a plurality of open cells which extend vertically through the tile, the tiles of each layer being offset from the tiles of adjacent layers so that the cells of the tiles in one layer are vertically aligned with side walls or partitions of tiles in adjacent layers, and liquid supply means above the stacked layers of tiles for supplying liquid to be cooled to the stacked tiles whereby liquid flows downwardly through the cells in the tiles, the improvement characterized by each of the side walls having at least one opening therethrough which lies between the upper and lower edges thereof and is surrounddd by the side wall for each of the cells which are formed by that side wall whereby air and liquid can flow substantially horizontally into and out of the cells through the openings in the side walls.
Claim 13
Dependent Claim 227 words
In a liquid cooling tower having a plurality of vertically stacked layers of rectangular clay tiles, each of the tiles having a first pair of parallel side walls having upper and lower edges and a second pair of parallel side walls having upper and lower edges which extend perpendicularly to said first pair, at least one partition which extends perpendicularly between the side walls of said first pair, and at least one partition which extends perpendicularly between the side walls of said second pair to provide a plurality of open cells which extend vertically through the tile, the tiles of each layer being offset from the tiles of adjacent layers so that the cells of the tiles in one layer are vertically aligned with side walls or partitions of tiles in adjacent layers, and liquid supply means above the stacked layers of tiles for supplying liquid to be cooled to the stacked tiles whereby liquid flows downwardly through the cells in the tiles, the improvement characterized by each of the side walls having at least one opening therethrough which lies between the upper and lower edges thereof and is surrounddd by the side wall for each of the cells which are formed by that side wall whereby air and liquid can flow substantially horizontally into and out of the cells through the openings in the side walls.
Claim 14
Dependent Claim 70 words
The structure of claim 11 in which each of the partitions has upper and lower edges and at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each pair of cells which are formed on opposite sides of the partition whereby air and liquid can flow into and out of the cells through the openings in the partitions.
Claim 15
Dependent Claim 30 words
The structure of claim 11 in which a cell at each corner of a tile partially overlaps a cell at a corner of a tile in the next lowermost layer.
Claim 16
Dependent Claim 34 words
The structure of claim 11 in which a pair of cells adjacent one corner of each tile partially overlap a pair of cells adjacent a corner of a tile in the next lowermost layer.
Claim 17
Dependent Claim 34 words
The structure of claim 11 in which a plurality of cells adjacent a corner of each tile partially overlap a plurality of cells adjacent a corner of a tile in the next lowermost layer.
Claim 18
Dependent Claim 60 words
The structure of claim 11 in which the upper edge of each side wall of each pair of side walls of each tile is provided with a plurality of notches between the side walls of the other pair, the lower edges of the side walls of each tile being positioned in notches of the tiles in the next lower layer.
Claim 19
Dependent Claim 19 words
The structure of claim 16 in which the lower edge of each side wall of each tile is tapered.
Claim 20
Dependent Claim 90 words
The structure of claim 11 in which at least two parallel partitions extend perpendicularly between the side walls of said first pair and at least two parallel partitions extend perpendicularly between the side walls of said second pair and intersect said first mentioned parallel partitions, each of the partitions having upper and lower edges and at least one opening therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells which are formed on opposite sides of the partition.
Claim 21
Dependent Claim 25 words
The structure of claim 18 in which a cell at each corner of a tile partially overlaps a cell at a corner of a tile.
Claim 22
Dependent Claim 124 words
The structure of claim 11 in which at least two parallel partitions extend perpendicularly between the side walls of said first pair and at least two parallel partitions extend perpendicularly between the side walls of the second pair, each of the side walls of each tile having two vertically spaced openings therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells formed by that side wall and each of the partitions of each tile having upper and lower edges and two vertically spaced openings therethrough which lies between the upper and lower edges thereof and is surrounded by the side wall for each of the cells which are formed by that partition.
Claim 23
Dependent Claim 30 words
The structure of claim 20 in which a cell at each corner of a tile partially overlaps a cell at a corner of a tile in the next lowermost layer.
Claim 24
Dependent Claim 34 words
The structure of claim 20 in which a pair of cells adjacent one corner of each tile partially overlap a pair of cells adjacent a corner of a tile in the next lowermost layer.
Claim 25
Dependent Claim 34 words
The structure of claim 20 in which a plurality of cells adjacent a corner of each tile partially overlap a plurality of cells adjacent a corner of a tile in the next lowermost layer.
Claim 26
Dependent Claim 60 words
The structure of claim 20 in which the upper edge of each side wall of each pair of side walls of each tile is provided with a plurality of notches between the side walls of the other pair, the lower edges of the side walls of each tile being positioned in notches of the tile in the next lower layer.
Claim 27
Dependent Claim 19 words
The structure of claim 24 in which the lower edge of each side wall of each tile is tapered.

References Cited (Backward Citations)

US556040A Cited
US1947777A Cited
US2183657A Cited
US2911204A Cited
US3796657A Cited
US3751017A Cited
US4195043A Cited
SU948407A1 Cited
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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1987-11-06 1988-05-07 1988-11-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-11-06 1992-05-07 1992-11-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-11-06 1996-05-07 1996-11-06 $7700.00 Window Closed / Lapsed

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