 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...  Report of the State Mineralogist - Page 231by California State Mining Bureau - 1921Full view - About this book
 | American Society for Testing Materials - Building materials - 1920 - 868 pages
...etc., which becomes a solid mass when the cementitious materials have hardened. 9. Portland Cement. — 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... | |
 | Geology - 1919 - 294 pages
...marked increase in demand. PORTLAND CEMENT. By ERNEST F. BURCHARD. RAW MATERIALS. Portland cement, a product obtained by finely pulverizing clinker produced by calcining to incipient fusion a properly proportioned mixture of calcareous and argillaceous materials, is now manufactured in 28... | |
 | Geology - 1913 - 326 pages
...GOVERNMENT SPEClFICATION FOR PORTLAND CEMENT.• Specification. Definition. — 1. The cement shall be the product obtained by finely pulverizing clinker...and calcareous substances, with only such additions susbequent to calcining as may be necessary to control certain properties. Such additions shall not... | |
 | International Railway Congress Association - Railroads - 1923 - 1262 pages
...horizontal dimension. Plain concrete. — Concrete without metal reinforcement. Portland cement. — 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... | |
 | Geological Survey of Georgia - Geology - 1912 - 386 pages
...GOVERNMENT SPECIFICATION FOE PORTLAND CEMENT. 1 SPECIFICATION. Definition.—1. The cement shall be the product obtained by finely pulverizing clinker...certain properties. Suc'h additions shall not exceed 3 per cent, by weight, of the calcined product. Composition.—2. In the finished cement the following... | |
 | Digital images - 1912 - 1256 pages
...Definition. — 1 . The cement shall be the product obtained by finely pulverizing cl inker imxluced by calcining to incipient fusion an intimate mixture...necessary to control certain properties. Such additions snail not exceed 3 per cent, by weight, of the calcined product. Comporition. — 2. In the finished... | |
 | David Butler Butler - Portland cement - 1913 - 594 pages
...I. SPECIFICATION 1. Definition. — The cement shall be the product obtained by finely pulverising clinker, produced by calcining to incipient fusion...certain properties. Such additions shall not exceed 3 per cent., by weight, of the calcined product. 2. Composition. — In the finished cement, the following... | |
 | Weights and measures - 1913 - 666 pages
...most common type of hyoraulic cement is known as Portland cement. Portland cement may be denned as the product obtained by finely pulverizing clinker...subsequent to calcining as may be necessary to control setting properties. Such addition should not exceed 3 per cent of the calcined product. (2) Sources.... | |
 | Geology - 1913 - 326 pages
...GOVERNMENT SPECIFICATION FOR PORTLAND CEMENT.* Specification. Definition. — 1. The cement shall be the product obtained by finely pulverizing clinker...and calcareous substances, with only such additions susbequent to calcining as may be necessary to control certain properties. Such additions shall not... | |
 | Colorado Geological Survey - Geology - 1913 - 426 pages
...on for several years have given most satisfactory results. THE MATERIALS OF CEMENTS, LIMES, PLASTERS PORTLAND CEMENT is the product obtained by finely pulverizing clinker produced by burning to semi-fusion an intimate artificial mixture of finely ground calcareous and argillaceous... | |
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