Now showing items 1-10 of 5302
Chemical-mineralogical and microscopic characterization of clay used as raw materials in Santa Gertrudes’ ceramic pole
The Santa Gertrudes’ Ceramic Polo is the Brazilian region with national and international prominence in the manufacturing of ceramic tiles. Some raw materials used by ceramic industry and coatings industries in this region ...
Optimization of substrate preparation for oyster mushroom (Pleurotus ostreatus) cultivation by studying different raw materials and substrate preparation conditions (composting: phases I and II)
In recent years, oyster mushroom ( Pleurotus ostreatus) has become one of the most cultivated mushrooms in the world, mainly in Brazil. Among many factors involved in a mushroom production, substrate preparation is the ...
Stone Tool Manufacture Strategies and Lithic Raw Material Exploitation in Coastal Patagonia, Argentina: A Multivariate Approach
(Hindawi Publishing Corporation, 2013-12)
This paper seeks to characterize strategies of artifact manufacture and lithic raw material exploitation along San Matías Gulf coast, Argentina, using multifactorial and cluster analysis. Multifactorial analysis is a ...
Changes in technological properties and microstructure of clayey raw materials from the Corumbataí Formation upon drying: Relevance to dry route tilemaking process
The Ceramic District of Santa Gertrudes (CDSG) is the most important producer of ceramic floor and wall tiles in Brazil. Industries that produce ceramic tiles by dry route process have researched new technologies to dry ...
Earth and Stone, Santiago's Arquitectural Raw Materials
(Univ Diego Portales, 2016)
The first Santiago of Chile's architecture was built with foreign forms of Spanish origin, but using existing local materials that were then available in Chile's central valley. Thus, earth and stone were the walls' raw ...
Use of weathered diesel oil as a low-cost raw material for biosurfactant production
(Brazilian Society of Chemical Engineering, 2008-06-01)
This work aimed to investigate the capability of biosurfactant production by Staphylococcus hominis, Kocuria palustris and Pseudomonas aeruginosa LBI, using weathered diesel oil from a long-standing spillage as raw material. ...