 | Leonard Church Urquhart, Charles Edward O'Rourke - Concrete construction - 1923 - 478 pages
...be treated here.1 Portland cement is the product obtained by finely pulverizing the clinker obtained by calcining to incipient fusion, an intimate and...argillaceous and calcareous materials with no additions subsequent to calcination except water and calcined or uncalcined gypsum. All Portland cement used... | |
 | Leonard Church Urquhart, Charles Edward O'Rourke - Concrete construction - 1923 - 474 pages
...be treated here.1 Portland cement is the product obtained by finely pulverizing the clinker obtained by calcining to incipient fusion, an intimate and...argillaceous and calcareous materials with no additions subsequent to calcination except water and calcined or uncalcined gypsum. All Portland cement used... | |
 | Milo Smith Ketchum - Bridges, Iron and steel - 1924 - 1112 pages
...approved March 31, 1922, as " American Standard " by the American Engineering Standards Committee. 1. Definition. Portland cement is the product obtained...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. I. CHEMICAL PROPERTIES.... | |
 | Robert Whitman Lesley, John Baptiste Lober, George S. Bartlett - Cement - 1924 - 364 pages
...argillaceous materials. The official definition of the American Society for Testing Materials is as follows: Portland cement is the product obtained by finely...of argillaceous and calcareous materials, with no addition subsequent to calcination except water and calcined or uncalcined gypsum. Essential Composition... | |
 | Horace Holden Thayer - Building materials - 1924 - 414 pages
...cement. PORTLAND CEMENT Portland cement is defined by the American Society for Testing Materials as the product obtained by finely pulverizing clinker...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. A free translation of... | |
 | William Spaulding Kinne - Reinforced concrete construction - 1924 - 820 pages
...— Reinforcement so placed as to take stress due to positive bending moment. Portland Cement. — The product obtained by finely pulverizing clinker...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. Principal Design Section.... | |
 | Public works - 1924 - 808 pages
...Bobby's assistance and received the following reply: "Cement is the product obtained by finely puverizing clinker produced by calcining to incipient fusion...mixture of argillaceous and calcareous materials with no addition subsequent to calcination except water and calcined or uncalcined gypsum." (An English auto... | |
 | Wilfred Welday Scott - Analytical chemistry - 1925 - 1018 pages
...federal government. The sprcifica tions and methods of making these tests follow. Specifications l Definition. Portland cement is the product obtained...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. Chemical Limits. The following... | |
 | Edward David Jones - Technology & Engineering - 1925 - 640 pages
...portion, only, is as follows: UNITED STATES GOVERNMENT SPECIFICATION FOR PORTLAND CEMENT Definition: 1. Portland cement is the product obtained by finely...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. CHEMICAL PROPERTIES Chemical... | |
 | William Henry Barton, Louis Henry Doane - Road materials - 1925 - 372 pages
...it bears to a stone found in the Isle of Portland, off the south coast of England. It is defined as the product obtained by finely pulverizing clinker...argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum. Portland cement is commonly... | |
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Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting... 
