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Hot metal desulfurization by marble waste and fluorsparDessulfuração de ferro gusa utilizando resíduo de mármore e fluorita
(Escola de Minas, 2012)
The objective of this paper is to present an analysis of the use of residual marble mixtures in the pig iron desulfurization process. The study involved the use of: marble waste, fluorspar, lime, and hot metal. Four mixtures ...
Acetone as a greener alternative to acetonitrile in liquid chromatographic fingerprinting
(Wiley-Blackwell, 2015-05-01)
A considerable amount of chemical waste from liquid chromatography analysis is generated worldwide. Acetonitrile is the most employed solvent in liquid chromatography analyses since it exhibits favorable physicochemical ...
Estimativa do tempo de produção de chorume em aterro controlado por meio de medidas de resistividade elétrica
(2011-09-01)
Landfill is an engineering work that aims at to accommodate residues in the smallest possible space in the soil, with minimum damages to the environment and the public health. One in the constructive forms of a controlled ...
Obtaining and characterizing silage acid flour from corvine (micropogonias furniere) residues with and without of rice bran
(Univ Federal Ceara, Centro Ciencias Agrarias, 2016-01-01)
The objective of this work was to obtain chemical silage for bird feeding, from residues of Corvine (Micropogonias furniere), accompanying hydrolysis degree and characterizing the different obtained fractions. For the ...
Metabolite characterization of fifteen by-products of the coffee production chain: From farm to factory
(2022-02-01)
Approximately 11.4 million tonnes of solid by-products and an increased amount of waste water will be generated during the 2020/21 coffee harvest. There are currently no truly value-adding uses for these potentially ...
Bioluminescent yeast estrogen assay (BLYES) as a sensitive tool to monitor surface and drinking water for estrogenicity
(Royal Soc ChemistryCambridgeInglaterra, 2011)
Crop productivity and soil quality after fertilization with liquid swine manure
(2017-01-01)
An unresolved question about the use of animal waste in agriculture is its effect on the physical and chemical attributes of soil, especially in commercial grain producing areas that have adopted direct seeding system ...