Results 11 to 20 of about 202,096 (310)

Results of measurements of cement plant dust

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

Cemento-ossifying fibroma

open access: yesIndian Journal of Dental Research, 2011
Cemento-ossifying fibromas (COFs) are benign lesions affecting the jaws and other craniofacial bones. They commonly affect adult females between the third and fourth decade of life, predominantly occurring in the premolar/molar region of the mandible.
Chandramani More   +2 more
openaire   +3 more sources

Estudio del impacto de la adición de biosólidos secos, al cemento tipo Portland en el proceso de elaboración de morteros

open access: yesRevista Facultad de Ingeniería, 2021
La presente investigación, se enfoca en la implementación de biosólidos secos provenientes de la planta de tratamiento de agua residual El Salitre de la ciudad de Bogotá, en la mezcla para la preparación de morteros tipo N, como reemplazo parcial del ...
Johan-Felipe Hernandez-Garcia   +2 more
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

Chemical and mineralogical composition of the powder in cement kilns

open access: yesMateriales de Construccion, 1968
Not ...
S. Sprung
doaj   +1 more source

Longitudinal study on the influence of Nd:YAG laser irradiation on microleakage associated of two filling techniques. [PDF]

open access: yes, 2009
Objective: This study investigates the effects of Nd:YAG laser irradiation on apical and coronal seals, when used prior to two root canal filling techniques.
De Moor, Roeland   +4 more
core   +1 more source

Cuánto es un PSI?

open access: yesCiencia e Ingeniería Neogranadina, 1994
Con motivo de 10 conferencia sobre Concreto con Rodillo RCC, dictada el pasado 25 de mayo por el Ingeniero CIPRIANO A. LONDONO, a los alumnos de VI semestre de Ingeniería Civil, y atendiendo la invitación hecha por el Ing.
Cipriano A. Londoño
doaj   +1 more source

Die ältesten schriftlichen Belege für den Gott Seth [PDF]

open access: yes, 2001
The present paper addresses the alkali activation of Portland cements containing blast furnace slag (20 and 30% of the cement by weight) with a view to the possible use of these materials in oil well construction. The hydration studies conducted showed
Palacios, M., Puertas, F., Sánchez, R.
core   +2 more sources

Comportamiento físico-mecánico del hormigón adicionando residuos de acero: una revisión literaria

open access: yesRevista UIS Ingenierías, 2021
En la actualidad, el interés por usar materiales de desecho y subproductos provenientes del hormigón ha incrementado, debido a la necesidad de minimizar la contaminación en el planeta.
Socrates Pedro Muñoz-Pérez   +3 more
doaj   +1 more source

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