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José F. Martirena, Idalberto Herrera, Sergio Quiroz, Maria Jesus Lamela, Raúl Gonzalez
Pág. Page 208 - 223
This work presents some experiences in producing building materials, such as clay bricks, from an alternative energy source that replaces wood or firewood by waste lignocellulosic material submited to the process of densification under low pressure. The ...
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Rancés Castillo Lara, Mathieu Antoni, Adrián Alujas Díaz, Karen Scrivener, José Fernando Martirena Hernández
Pág. Page 25 - 40
Currently economical and environmental advantages of cement clinker replacement by other supplementary cementious materials are well known. For example calcined clays, such as metakaolin, have drawn special attention during recent years. It is well known...
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Rancés Castillo, Rodrigo Fernández, Mathieu Antoni, Karen Scrivener, Adrián Alujas, José Martirena
Pág. Page 329 - 352
This paper introduces a proposal to produce artificial pozzolans by means of activation of low grade clays, as an alternative to metakaolin production. Basically the work considered clay mineral enriched soils, mainly kaolin. Such material was sediment a...
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Juan José Dopico Montes de Oca, José Fernando Martirena Hernandez, Alberto López Rodríguez, Raúl González López
Pág. Page 181 - 194
The international construction practice reports a remarkable use and development of high performance concretes, with excellent results in the durability properties, associated with a very dense cement matrix, defined from the use of high volumes of very ...
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Juan José Dopico, Fernando Martirena Hernandez, Robert Day, Bernhard Middendorf, Matthias Gehrke, Lesday Martinez
Pág. Page 171 - 178
The very high concrete strength and durability achieved in high and ultra-high-performance concrete is associated with a very dense matrix, accomplished through the use of high volumes of very fine mineral additions, such as fly ash, silica-fume, metakao...
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Lena Mora Rodríguez, Jorge Hernández González, José Martirena Hernández, Sandy Ariel Jiménez
Pág. Page 179 - 186
This paper presents a study that proposes the use of bamboo as a new laminated wood technology. The technology uses pressed fabrics of bamboo placed in orthogonal directions to build mat boards that can replace wood in certain structural elements. Bamboo...
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Lesday Martínez Fernández, Rafael Quintana Puchol, José Fernando Martirena Hernández
Pág. Page 113 - 122
The present study carried out a characterization of the components of a binary blend comprised of lime-cane sugar straw ash by means of the analytic techniques ofray-x diffraction, chemical, and granulometric analysis. The evolution of the setting proces...
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