Results 151 to 160 of about 87,158 (308)

Slurry pumping techniques for feeding high-pressure coal gasification reactors [PDF]

open access: yes, 1977
Operating experience in pumping coal and coal char slurries at pressures up to 1500 psig is discussed. The design specifications for the mixing tanks, pumps, piping, and slurry heaters are given along with pressure drop and minimum flow velocity data on ...
Bair, W. G., Tarman, P. B.
core   +1 more source

Catalytic Hydroconversion of Model Compounds over Ni/NiO@NC Nanoparticles

open access: yesMolecules
The conversion of lignite into aromatic compounds by highly active catalysts is a key strategy for lignite valorization. In this study, Ni/NiO@NC nanocomposites with a high specific surface area and a vesicular structure were successfully prepared via a ...
Ting Liu   +7 more
doaj   +1 more source

Super-heated Steam Drying: an Innovation of Clean Coal Technology for Lignite [PDF]

open access: yes, 2011
A comprehensive overview of the status of lignite pre-drying technology is given in this study. The practical problems of high energy consumption, high investment and poor safety exist in the lignite drying using the traditional thermal drying, for the ...
Chen, Fuxiang   +8 more
core  

Lignite Producer-Gas Plants [PDF]

open access: green, 1905
Alfred Gradenwitz
openalex   +1 more source

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