Results 71 to 80 of about 395 (139)

Microwave activated desulfurization of turkish coals and lignite, şirnak asphaltite - micro selective coagulation in modified tube settling seperator [PDF]

, 2017
Clean coal products of Tunçbilek, Bolu Mengen, Kütahya Gediz lignite, Sirnak asphaltite were received as mid-products and shale settlements in modified tube settler in the column form.
Tosun, Yıldırım İsmail
core  

Organic Material on Ceres: Insights from Visible and Infrared Space Observations. [PDF]

Life (Basel), 2020
Raponi A, De Sanctis MC, Giacomo Carrozzo F, Ciarniello M, Rousseau B, Ferrari M, Ammannito E, De Angelis S, Vinogradoff V, Castillo-Rogez JC, Tosi F, Frigeri A, Formisano M, Zambon F, Raymond CA, Russell CT.   +15 more
europepmc   +1 more source

A review: a comparison of different adsorbents for removal of Cr (VI), Cd (II) and Ni (II). [PDF]

Turk J Chem, 2020
Pfeifer A, Škerget M.
europepmc   +1 more source

Catalytic Role of Pyrite on Hydrodesulfurization of Lignite and Asphaltite

, 2016
Pyrite, FeS2 , naturally present in solid fuels can act as catalysts during hydrogenation processes. In general, metal sulfide catalysts are used as hydrogenation and hydrodesulfurization processes of petroleum fractions.
Kanca, Arzu, Üner, Deniz, Halvaci, Veysi   +2 more
core  

Formation of carbonate laminae in shale and their impact on organic matter in Dongying depression. [PDF]

Sci Rep
Li C, Wu Y, Ding X, Xie X, Luo T, Zhang J, Sun Y, Xia C.   +7 more
europepmc   +1 more source

Timing and origin of natural gas accumulation in the Siljan impact structure, Sweden. [PDF]

Nat Commun, 2019
Drake H, Roberts NMW, Heim C, Whitehouse MJ, Siljeström S, Kooijman E, Broman C, Ivarsson M, Åström ME.   +8 more
europepmc   +1 more source

Optimization of Flocculation/Coagulation Conditions of Coal Preparation Plant Tailings Using Chitosan and FeCl₃ Through Experimental Design. [PDF]

Polymers (Basel)
Taner HA, Nyanswe AH.
europepmc   +1 more source

PYROLYSIS KINETICS OF ASPHALTITES DETERMINED BY THERMAL ANALYSIS

Oil Shale, 2006
Tonbul, Y., Saydut, A., Hamamci, C.
openaire   +2 more sources

Asphaltite Potential Assessment as Energy Source in Şırnak

Asphaltites are solid hydrocarbons, typically black, with a matte or shiny with an average calorific value of 4500 kcal/kg. Asphaltites are suitable for electricity generation; however, due to their high ash and sulfur content, they are not ideal for domestic use.
Edip Taşkesen, Hamza Alahmad
openaire   +1 more source

Morphological and molecular characterization of <i>Halamphora lukasiewiczii</i> sp. nov. (Bacillariophyceae, Amphipleuraceae), a new extremophilic diatom from petroleum seeps in the Polish Carpathians. [PDF]

PhytoKeys
Rybak M, Peszek Ł, Górecka E, Zadrąg-Tęcza R, Levkov Z.   +4 more
europepmc   +1 more source