Results 111 to 120 of about 67,066 (216)

Design of engineering systems in Polish mines in the third quarter of the 20th century

open access: yes, 2017
Participation of mathematicians in the implementation of economic projects in Poland, in which mathematics-based methods played an important role, happened sporadically in the past.
Antkowiak, Aneta   +2 more
core   +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  

Combustion behaviour of some biodesulphurized coals assessed by TGA/DTA [PDF]

open access: yes, 2009
Thermal analysis, i.e. TGA/DTA is used to study the changes in the combustion behaviour of microbially treated coals. In view of their high sulphur content and industrial significance three samples are under consideration, i.e.
Carleer, R.   +6 more
core  

Lignite Producer-Gas Plants [PDF]

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

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