Results 21 to 30 of about 64,890 (230)

Caracterização físico-química de resíduos oleosos do saneamento e dos óleos e graxas extraídos visando a conversão em biocombustíveis

open access: yesQuímica Nova, 2014
Oily waste from sanitation processes was characterized for its potential use in the generation of biofuels. The waste residues studied showed high levels of oil and grease, reaching up to 87% (m/m) in a grease trap of a food company, showing that these ...
Jairo Pinto de Oliveira   +3 more
doaj   +1 more source

Urban Waste Grease Resource Assessment [PDF]

open access: yes, 1999
This study collected and analyzed data on urban waste grease resources in 30 randomly selected metropolitan areas in the United States. Two major categories (yellow grease feedstock collected from restaurants by rendering companies; and grease trap wastes from restaurants, which can either be pumped into tank trucks for disposal or flow through ...
openaire   +2 more sources

Improvised design of grease trap for the usage at the food premises [PDF]

open access: yes, 2020
In Malaysia, there are many pollutions that emitted from the industry. Water pollution can be caused by various sectors, one of it is the industrial sector of the food service.
Hamidon, Nuramidah   +5 more
core  

Kajian keberkesanan dan kesesuaian program Diploma Akauntansi Politeknik di dalam praktis [PDF]

open access: yes, 2002
Kajian ini adalah berkenaan dengan keberkesanan dan kesesuaian program Diploma Akauntansi Politeknik dalam melahirkan graduan yang berkualiti kepada pasaran kerja.
Abdullah, Abdul Hasnal
core   +1 more source

Adsorption thermodynamics and prediction of phase equilibria for activated carbon synthesized from waste grease. [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2012
The research is conducted to evaluate the thermodynamic parameters of adsorption processes and to predict the phase equilibria for carbon produced from a mixture of waste grease and raw sulfur.
Hiba J. Ali, Ismail Kh. Al-Khateeb
doaj   +1 more source

Sodium grease formulation from waste engine oil

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
The present study was conducted to formulate sodium soap grease using waste engine oil (WEO). Greases were formulated by homogenizing sodium soap thickener in WEO for 2 hours at 150°C Different grease composition of oil-to-thickener ratio was designed which are 90/10, 80/20, 70/30 and 60/40.
N W Abdu Rahman   +4 more
openaire   +1 more source

OIL AND GREASE DETERMINATION IN PETROLEUM OPERATION WASTE WATER

open access: yesScientific Contributions Oil and Gas, 2022
A regulation concerning waste water quality for oil and gas activities in Indonesia has recently been issued in the State Minister for Environment Decree No. 42/MENLH/10/1996. Waste water quality for oil and gas activities is classified in this decree according to the type of activities, namely exploration and production activities, refineries, and ...
R. Desrina, E. Jasjfi, M. Mulyono
openaire   +1 more source

Effect of bacterial lipase on anaerobic co-digestion of slaughterhouse wastewater and grease in batch condition and continuous fixed-bed reactor

open access: yesLipids in Health and Disease, 2017
Background This study aimed to investigate the effects of bacterial lipase on biogas production of anaerobic co-digestion of slaughterhouse wastewater (SHWW) and hydrolyzed grease (HG).
Maha Affes   +4 more
doaj   +1 more source

Alternative methods for the wool wax extraction from wool scouring wastes

open access: yesGrasas y Aceites, 2007
Wool fibers have to be properly washed out before being processed into fabrics. This scouring process generates high pollutant wastes in two forms, a liquid phase and a solid phase. Both phases contain a large amount of the grease (wool wax) generated by
M. López-Mesas   +3 more
doaj   +1 more source

A new green process for biodiesel production from waste oils via catalytic distillation using a solid acid catalyst – Modeling, economic and environmental analysis

open access: yesGreen Energy & Environment, 2016
The challenges in the chemical processing industry today are environmental concerns, energy and capital costs. Catalytic distillation (CD) is a green reactor technology which combines a catalytic reaction and separation via distillation in the same ...
Aashish Gaurav   +2 more
doaj   +1 more source

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