Results 11 to 20 of about 395 (139)

Investigation of the cleanability of asphaltite by flotation

open access: yesChemical Physics Letters, 2021
Abstract Southeastern Anatolia Region of Turkey/Sirnak asphaltites centers are located in and around large reserves in coal mines. Due to the high ash and sulfur content of asphaltite coal, it is important to use it by cleaning with enrichment methods, in terms of solving environmental problems and increasing energy quality.
Bilgin, Öykü
openaire   +3 more sources

Characterization of the fishing asphaltites in Boyacá-Cantera Santa Teresa

open access: yesRevista Ingenio, 2013
The purpose of this research article is to show the characterization and design of MDC-2-INVIAS 2007 type bituminous mixtures with stone aggregates and asphaltite conglomerates from the Santa Teresa de Pesca mine - Boyacá, following the MODIFIED MARSHALL
Carlos Hernando Higuera Sandoval   +2 more
doaj   +1 more source

Unprecedented 34S‐enrichment of pyrite formed following microbial sulfate reduction in fractured crystalline rocks

open access: yesGeobiology, Volume 16, Issue 5, Page 556-574, September 2018., 2018
Abstract In the deep biosphere, microbial sulfate reduction (MSR) is exploited for energy. Here, we show that, in fractured continental crystalline bedrock in three areas in Sweden, this process produced sulfide that reacted with iron to form pyrite extremely enriched in 34S relative to 32S.
Henrik Drake   +8 more
wiley   +1 more source

Assessment of simultaneous incorporation of crumb rubber and asphaltite in asphalt binders

open access: yesDyna, 2019
Every day, roads are submitted to greater stresses. Thereby, additives have been incorporated to asphalt mixtures to enhance pavements performance. The purpose of this experimental study is to characterize for the first time, to date, the viscoelastic ...
Javier Eduardo Mantilla Forero   +1 more
doaj   +1 more source

Cleaning of fine asphaltite by oil agglomeration process

open access: yes, 2020
In Turkey, asphaltite deposits are located in the Southeastern Anatolia region in the form of fleets around the Sirnak province and its environs. According to the research, although the lower thermal values of Sirnak asphaltites are between about 11–24 ...
Bilgin, Öykü
core   +1 more source

Asphaltite Pyrolysis in Fluidized Bed Reactor

open access: yesGazi University Journal of Science Part A: Engineering and Innovation, 2023
In this study, the pyrolysis properties of asphaltite samples taken from Şırnak and Hakkari regions in a fluidized bed reactor under catalyst and non-catalyst conditions were determined by rapid and batch pyrolysis. Basic analysis, FTIR and XRF analyses were performed for the raw material.
Samad MOGHANIRAHIMI, Hüseyin TOPAL
openaire   +3 more sources

Gilsonite exploration by using electrical resistivity tomography with multi-electrode gradient array: A case study in Rionegro (Colombia)

open access: yesRevista UIS Ingenierías, 2020
Subsurface exploration using geophysical methods has increased the prospective economic possibilities for new non-metallic minerals and other raw materials such as solid hydrocarbons.
Yesid Paul Goyes-Peñafiel   +2 more
doaj  

THERMAL BEHAVIOR AND PYROLYSIS OF AVGAMASYA ASPHALTITE [PDF]

open access: yesOil Shale, 2021
Y. Tonbul, A. Saydut
doaj   +1 more source

A review on thermogravimetric analysis‐based analyses of the pyrolysis kinetics of oil shale and coal

open access: yesEnergy Science &Engineering, Volume 12, Issue 1, Page 329-355, January 2024.
This paper examines oil shale and coal as the primary research subjects and summarizes recent progress in pyrolysis kinetics studies based on thermogravimetric analysis from the aspects of research methods, influencing factors, and research progress. Abstract Solid fossil fuels still support the development of the energy and chemical industry.
Yaoyu Li   +4 more
wiley   +1 more source

DESULFURIZATION AND DEMINERALIZATION OF ASPHALTITE BY AQUEOUS CAUSTIC LEACHING [PDF]

open access: yesOil Shale, 2021
A. Saydut, M. Z. Düz, Candan Hamamci
doaj   +1 more source

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