Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Jhonny W. Valverde Flores"'
Autor:
Erick Quiroz, Daniel Chavez, Christian Torres Rivera, Juan A. Vega-Gonzalez, Jhonny W. Valverde Flores, Hans R. Portilla Rodriguez
Publikováno v:
Chemical Engineering Transactions, Vol 107 (2023)
The objective of this research was applying air Micronanobubbles to reduce Arsenic present in an effluent generated at the laboratory level. In this research, an effluent with arsenic metal was used from a mixture of minerals with the presence of ars
Externí odkaz:
https://doaj.org/article/4435c81e0da34510bbb5f376bf368002
Autor:
Karla J. Julcapoma Polo, Heyssy L. Mendoza Campos, Carlos Castaneda Olivera, Jorge L. Jave Nakayo, Jhonny W. Valverde Flores
Publikováno v:
Chemical Engineering Transactions, Vol 87 (2021)
The use of fungicides based on plant extracts for the inhibition of phytopathogens has become a sustainable alternative for the environment. In this sense, research has developed biofungicides based on extracts of Allium cepa (A. cepa), Allium sativu
Externí odkaz:
https://doaj.org/article/fd891d10571b4a90a5bd74629c181a32
Autor:
Evert M. Tarazona Lopez, Victor H. Barrutia Mauricio, Carlos Castaneda Olivera, Jhonny W. Valverde Flores, Elmer G. Benites Alfaro, Lorgio G. Valdiviezo Gonzales
Publikováno v:
Chemical Engineering Transactions, Vol 87 (2021)
Many countries depend on energy, and it is advisable to generate energy from renewable energy sources. Pork and duck fat are residues that can be used to generate biodiesels. Thus, this research evaluated the obtaining of biodiesel from the oil extra
Externí odkaz:
https://doaj.org/article/fee7d6635a1d4ff58d169f6c08eee295
Autor:
Carlos A. Olivares Quispetera, Carlos A. Castaneda Olivera, Jhonny W. Valverde Flores, Elmer G. Benites Alfaro, Ysabel Valverde Flores
Publikováno v:
Chemical Engineering Transactions, Vol 87 (2021)
The present research aimed to obtain a bioplastic made of Manihot esculenta (cassava) and Ficus benjamina. For this purpose, the residual lignocellulose of Ficus benjamina was mechanically conditioned until obtaining a particle size lower than 180 µ
Externí odkaz:
https://doaj.org/article/99736a1f518e41a99ab6e0997747e91a
Autor:
Dagnert L. Naquiche Yesquen, Kenia K. Luna Ayala, Carlos Castaneda Olivera, Jorge L. Jave Nakayo, Jhonny W. Valverde Flores, Eduardo R. Espinoza Farfan
Publikováno v:
Chemical Engineering Transactions, Vol 86 (2021)
The different ecological components of fragile ecosystems in the Pantanos de Villa Wildlife Refuge are naturally affected by fluctuations in climate variability, mainly due to climatological elements. The impact of vegetation by climatic variability
Externí odkaz:
https://doaj.org/article/0866c4fda46343739bee25edf8faa85a
Publikováno v:
Chemical Engineering Transactions, Vol 86 (2021)
Toxic gases emitted by internal automotive combustion are responsible for air pollution and deterioration of human health. Therefore, in this study modified zeolite was evaluated as an alternative catalyst for reducing automotive gases in a catalytic
Externí odkaz:
https://doaj.org/article/ff62bd7326784230a908b824ecf81f63
Autor:
Brigitte Farronan, Richard Carrasco, Jhonny W. Valverde Flores, Carlos Castaneda Olivera, Jorge Lopez, Elmer G. Benites Alfaro
Publikováno v:
Chemical Engineering Transactions, Vol 86 (2021)
Currently, the use of clean technologies is being sought as a more natural and environmentally friendly strategy and alternative to reduce the concentration of carbon dioxide (CO2) in the environment in order to decrease the presence of this greenhou
Externí odkaz:
https://doaj.org/article/157ac5f56dae477493df112531d2a70b
Autor:
Silvia Nieto, Elmer G. Benites Alfaro, Carlos Gamarra, Abel Zambrano, Jhonny W. Valverde Flores, Carlos Castaneda Olivera, Maglio Ruiz-Vergaray
Publikováno v:
Chemical Engineering Transactions, Vol 86 (2021)
The textile industry, according to world reports, is one of the industries that most pollutes water resources in its production process. It is estimated that a large amount of water is used in the production of a pair of jeans for dyeing, washing and
Externí odkaz:
https://doaj.org/article/b82caeda7ea94a0b8a0af4a9a111ab99
Autor:
Ana N. Sandoval, Jhon Tavera, Fernando Vela, Kriss M. Calla, Rafael A. Alba, Herry Lloclla, Jhonny W. Valverde Flores
Publikováno v:
Chemical Engineering Transactions, Vol 85 (2021)
Air pollution in urban areas is a severe problem such as intense traffic by different types of vehicles, deforestation, gas emissions from factories, which turn the air into real smog clouds, directly affecting the health of people and negatively con
Externí odkaz:
https://doaj.org/article/b64edda0060d4cdd88d181b68368c8ab