Results 11 to 20 of about 593,324 (333)
THE ANALYSIS OF PORTLAND CEMENT. [PDF]
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Bertram Blount
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CORRESPONDENCE. PORTLAND CEMENT. [PDF]
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W BELK+14 more
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THE SPECIFIC GRAVITY OF PORTLAND CEMENT. [PDF]
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David Butler
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Ultrafine portland cement performance
By mixing several binder materials and additions with different degrees of fineness, the packing density of the final product may be improved. In this work, ultrafine cement and silica fume mixes were studied to optimize the properties of cement-based ...
C. Argiz, E. Reyes, A. Moragues
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PORTLAND CEMENT CONCRETE IN ARCHES, AND PORTLAND CEMENT MORTAR (INCLUDES PLATE). [PDF]
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C COLSON
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The impact of superplasticizers on the radiation changes in Portland cement stone and concretes [PDF]
The authors have estimated the effect of advanced superplasticizers of types Muraplast, Reamin, Weiss SM, Polyplast SP-1 and Melflux on radiation changes in Portland cement stone and concretes of radiation protection, based on experimental data from ...
A.V. Denisov
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Process Optimization on Preparation of Composite Portland Cement with Low-grade Pyrite Cinder
This is a paper in the field of mineral materials. In order to seek for a new feasible way to utilize low-grade pyrite cinder under local conditions, to solve bottleneck problems of large reserves, and to relieve soil and water pollution, a research on ...
Yonghui Li+4 more
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Motivational factors affecting informal women entrepreneurs in North-West Province
Background: Informal women entrepreneurs in the rural villages of North-West strive to progress from poverty to prosperity. There is a growing appreciation that the conditions that support women’s ability to start and grow ventures may be different from ...
Sanchen Henning, Kabira Akoob
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Phosphogypsum (PG) is a residue from the fertilizer industry used by Portland cement companies as a source of calcium sulfate to control the setting time during the hydration (or hardening process).
Rayara Pinto Costa+5 more
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