Results 61 to 70 of about 441,853 (181)
Sobre la estructura del clinker de cemento portland
Not ...
openaire +4 more sources
Portland Times : Vol.1 No.9 - - 25 November 1975 [PDF]
The Portland Times was started in hope of providing complete and interesting news coverage for this, Maine\u27s largest city. The Portland Times will serve all interest groups by providing news, features, and comment from its own staff, local writers ...
Portland Times (Portland ME)
core
Nuevas técnicas para el estudio del fraguado de los aglomerantes hidráulicos
En el presente trabajo se trata de establecer experimentalmente las diferencias entre los comentos aluminosos y los portland en cuanto a su comportamiento frente a una nueva técnica que ya fue descrita (1) (2), para determinar el tiempo de fraguado
J. Calleja
doaj +1 more source
Portland Times : Vol.1 No.5 - - 28 October 1975 [PDF]
The Portland Times was started in hope of providing complete and interesting news coverage for this, Maine\u27s largest city. The Portland Times will serve all interest groups by providing news, features, and comment from its own staff, local writers ...
The Portland Times (Portland ME)
core
Portland Times : Vol.1 No.1 - - 30 September 1975 [PDF]
The Portland Times was started in hope of providing complete and interesting news coverage for this, Maine\u27s largest city. The Portland Times will serve all interest groups by providing news, features, and comment from its own staff, local writers ...
The Portland Times (Portland ME)
core
Este artículo es parte de un proyecto de investigación cuyo objetivo principal es evaluar el desempeño de un residuo de una refinería de petróleo, como adición al cemento Portland con el fin de establecer la viabilidad de su aplicación en materiales de ...
Janneth Torres Agredo +3 more
doaj +1 more source
[Comparison of the porosity characteristics of Portland cement, mineral trioxide aggregate and Biodentine by scanning electron microscopy]. [PDF]
Bravo Eslava LM, Gallardo Gutiérrez CA.
europepmc +1 more source
COMPORTAMIENTO REFRACTARIO DE PROBETAS DE MORTEROS CONFORMADAS CON DIATOMITAS COMO AGREGADO MINERAL
El objetivo de este trabajo es el estudio de las propiedades puzolánicas de algunos minerales, como las diatomitas, que potencialmente pueden reaccionar con la portlandita contenida en las pastas y morteros de cemento Portland.
Ana Rodriguez +2 more
doaj
The use of industrial and agricultural waste substitutions for Portland cement has greatly contributed to sustainable development practices. The increase in cement demand will be met by the use of supplementary cementing materials, in order to minimize ...
Fernanda Giannotti da Silva +2 more
doaj

