Results 1 to 10 of about 7,077 (165)

Rapid chloride permeability test as durability index of the concrete structure

open access: yesMateriales de Construccion, 2003
From the RCPT publication, this test has been frequently used in the concrete structures durability assessment. This test it could be determined in a relatively short time the material permeability, within a rank or quality level that allows comparing ...
B. Martínez-Sánchez   +3 more
doaj   +1 more source

Ground granulated blast furnace slag efficiency coefficient (k value) in concrete. Applications and limits

open access: yesMateriales de Construccion, 2011
Recently, a k-value for ground granulated blast-furnace slag or k-value has been added to the revision of the European standard EN 206-1:2000. The proposed values during the disscusion in the working groups were very different because in most of cases ...
M. A. Sanjuán   +2 more
doaj   +1 more source

Factorial Design in Cement Raw Mix Reactivity Investigation

open access: yesMateriales de Construccion, 1989
The present paper corroborates, that experimental design technics are applicable to raw mix burnability investigations, and with it the obtained results could cover all the range of possible concentrations of industrial interest. Obtained results agree
Gabriel Luis Duque Fernández   +3 more
doaj   +1 more source

Procesador de datos para estimar la composición del crudo en la dosificación de materias primas para la elaboración de cemento

open access: yesIndustrial Data, 2022
En la industria cementera, la dosificación de materias primas constituye una etapa importante en la que se obtienen mezclas denominadas crudos de cemento, del contenido de estas mezclas dependerá la composición química y mineralógica del clínker y del ...
Nidia Pompilla Cáceres   +4 more
doaj   +1 more source

Cementos híbridos de bajo impacto ambiental: Reducción del factor clinker

open access: yesRevista ALCONPAT, 2015
La problemática medioambiental en torno a la fabricación de cemento portland, ha llevado a la comunidad científica a buscar nuevos materiales cementantes alternativos, mas ecoeficientes, y con las mismas prestaciones tecnológicas que las del cemento ...
I. García-Lodeiro   +2 more
doaj   +1 more source

Results of measurements of cement plant dust

open access: yesMateriales de Construccion, 1969
Not ...
G. Funke, H. A. Fischer
doaj   +1 more source

Confección manual de concreto mediante suspensión mecánica para aplicar en hábitats populares

open access: yesRevista de Arquitectura (Bogotá), 2022
Este artículo da a conocer una metodología para la confección manual de mezclas de concreto mediante el principio de suspensión mecánica, con el que se obtuvieron mezclas de concreto con un desempeño óptimo en cuanto a resistencia a la compresión ...
Carlos Mauricio Bedoya
doaj   +1 more source

Cementos siderúrgicos

open access: yesMateriales de Construccion, 1957
Not ...
Juan José Uría López
doaj   +1 more source

Cement production with pozzolans from residual tropical soils formed from paragneiss with a high silicon oxide content

open access: yesDyna, 2020
The manufacture of cement demands a lot of energy and gives off large amounts of CO2. Calcined clays need less energy and emit water instead of CO2, which has drawn attention to them, especially those rich in kaolinite.
Oscar Oswaldo Vasquez Torres   +2 more
doaj   +1 more source

Hydration of tricalcium silicate in blended Cements manufactured with cuban tuffs

open access: yesMateriales de Construccion, 1989
The tricalcium silicate (alite) hydration velocity in cements with and without additives is studied in the presence of "Las Carolinas" quarry tuffs from Cienfuegos province, Cuba, the alite hydration velocity is enhanced reaching velocity constants 1.5 ...
Gabriel Luis Duque Fernández   +2 more
doaj   +1 more source

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