 | Charles Tomlinson - 1850 - 276 pages
...temperature of the water is often beyond 300° ; this is the high-pressure method contrived by Mr. Perkins.* In its simplest form, the apparatus consists of a continuous or endless pipe, closed in all parts, and filled with water. There is no boiler to this apparatus, its place being... | |
 | Charles Tomlinson - 1869 - 422 pages
...temperature of the water is often beyond 300° ; this is the high-pressure method contrived by Mr. Perkins.* In its simplest form, the apparatus consists of a continuous or endless pipe, closed in all parts, and filled with water. There is no boiler to this apparatus, its place being... | |
 | International health exhibition, 1884 - 1881 - 516 pages
...proportion of heat to the walls of a room than takes place with pipes heated under ordinary pressures. By Perkins' system, the water is heated under considerable...continuous or endless iron tube, of about one inch in diameter, closed in all parts, and filled with water. About onesixth part of the tube is coiled... | |
 | Ernest Hart, Esq. - 1881 - 518 pages
...proportion of heat to the walls of a room than takes place with pipes heated under ordinary pressures. By Perkins' system, the water is heated under considerable...continuous or endless iron tube, of about one inch in diameter, closed in all parts, and filled with water. About onesixth part of the tube is coiled... | |
 | Sir Shirley Forster Murphy, Robert Brudenell Carter - 1883 - 984 pages
...circulation. Heating by hot water under pressure has been largely carried out by Messrs. Perkins, By the Perkins system, the water is heated under considerable...in all parts, and filled with water. The joints are screw joints, connected within a socket forming a right and left hand screw. About one-sixth part of... | |
 | 1884 - 696 pages
...applying this method is Perkins' system, by which the water is heated under considerable pressure. In its simplest form the apparatus consists of a continuous...in all parts and filled with water. The joints are screw joints connected within a socket forming a right- and left-hand screw. About one-sixth part of... | |
 | 1884 - 680 pages
...applying this method is Perkins' system, by which the water is heated under considerable pressure. In its simplest form the apparatus consists of a continuous...in all parts and filled with water. The joints are I screw joints connected within a socket forming a right- and left-hand screw. About one-sixth part... | |
 | 1884 - 706 pages
...applying this method is Perkins' system, by which the water is heated under considerable pressure. In its simplest form the apparatus consists of a continuous...in all parts and filled with water. The joints are screw joints connected within a socket forming a right- and left-hand screw. About one-sixth part of... | |
 | Charles Tomlinson - 1886 - 370 pages
...temperature of the water is often beyond 300° ; this is the high-pressure method contrived by Mr. Perkins.* In its simplest form, the apparatus consists of a continuous or endless pipe, closed in all parts, and filled with water. There is no boiler to this apparatus, its place being... | |
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By Perkins' system the water is heated under considerable pressure, and a higher temperature is thus obtainable than with ordinary pressures. In its simplest form the apparatus consists of a continuous or endless iron tube of about one inch diameter,... 