Zobrazeno 1 - 10
of 29
pro vyhledávání: '"L. Sarubbo"'
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
Biosurfactants are natural surfactants produced by bacteria, yeasts or fungi from different substrates, including sugars, oils, and alkanes. Biosurfactants are expected to reach more than USD 2 billion by 2020, with industrial applications in microbi
Externí odkaz:
https://doaj.org/article/7b022f744b3644fd8f33584dbf75844f
Autor:
M.D.G. Silva, D. Almeida, R.D.C. Soares Da Silva, H. Meira, F. Almeida, M. Fernandes, A.K.P. Silva, A. Dos Santos V, L. Sarubbo
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
Biofilms can be characterized as a microorganisms community attached to a surface and enveloped by an extra polymeric substances complex array in a moist environment. It is known that the growth and formation way of the biofilm structure induces resi
Externí odkaz:
https://doaj.org/article/b5c687911c04499397a32a739bb6126d
Autor:
D. Almeida, R.D.C. Soares Da Silva, P. Brasileiro, J. Luna, M.D.G. Silva, R. Rufino, A. Costa, A. Dos Santos V, L. Sarubbo
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
Contamination by petroleum and its by-products causes serious damage, which has awakened great attention to the development and application of innovative technologies for the removal of these contaminants. In this sense, biosurfactants have been succ
Externí odkaz:
https://doaj.org/article/5405029c0b294cd087640b3e6a3796fe
Autor:
J. Luna, A.A. Pinto, M.I. Pinto, P. Brasileiro, R. Rufino, D. Almeida, A. Dos Santos V, L. Sarubbo
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
The oil industries are mainly responsible for the production of oily waters due to the drilling and extraction of petroleum, generating major environmental disturbances. The use of flotation as a separation process of oily waters has been described,
Externí odkaz:
https://doaj.org/article/3044e5e76fb94e5cbbe49979bff4934b
Autor:
E. Silva, M.J. Chaprao, I. Silva, P. Brasileiro, D. Almeida, J. Luna, R. Rufino, A. Dos Santos V, L. Sarubbo
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
The effluent production of oily water type has generated many environmental problems for several industries. The use of flotation as a separation process of oily waters has been described, although it has been sometimes criticized due to the toxicity
Externí odkaz:
https://doaj.org/article/ba15e2e5a3a44974b4216da2993804c0
Autor:
I. Silva, A.H. Resende, N. Silva, P. Brasileiro, J. Pedrosa Didier, J. Luna, R. Rufino, A. Dos Santos V, L. Sarubbo
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
Oil spills, whether in an aquatic or terrestrial environment, cause the imbalance of ecosystems. It is essential to develop actions and strategies for the remediation of such accidents. Currently, chemical surfactants have been used in oil spills, al
Externí odkaz:
https://doaj.org/article/063dbe635c5d45649cc1349e24bc39c0
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
Several synthetic surfactants have been used in heavy metals decontamination tests in soils. However, the need of substitution of synthetic compounds by natural tensoactives has motivated researches for the use of surfactants of microbiological natur
Externí odkaz:
https://doaj.org/article/9434d073f61346ffb62042bdc05008ad
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
The bacterial cellulose (BC) is a biomaterial produced by many microorganisms that use carbon and nitrogen sources available in the culture medium. The standard medium HS, represents a high cost for the BC production on an industrial scale, because i
Externí odkaz:
https://doaj.org/article/aad4996a53184c92be6b49b92dad31f7
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
Accidents in petroleum platforms happen because of the absence of an effective fluid control inside the pipes, as occurred in 2010, when the scientists were not prepared to treat the oil spill in the Deepwater Horizon platform. In such environmental
Externí odkaz:
https://doaj.org/article/8fdc53150d444e6785f8ce081eecfccb
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
This work describes the environmental application of a biosurfactant produced from Pseudomonas sp. cultivated in a mineral medium formulated with low-cost substrates. Fermentations were conducted in the mineral medium supplemented with 3 % corn steep
Externí odkaz:
https://doaj.org/article/4b080d9c714b4b998723c18ce535fa60