Results 131 to 140 of about 1,481 (207)

Ventilation friction factor determination and comparison: two case studies of potash mining

open access: yes
Friction factor is a crucial parameter in assessing and modelling ventilation systems in underground mining. However, the development of a mine along its life-cycle can complicate the airflow supply required at the working faces, creating setbacks in ...
Sanmiquel Pera, Lluís   +3 more
core  

Potash Mining--Texas Gulf Sulphur Co. P.3

open access: yes
This $32 million potash project, soon to go on stream, boasts one of the deepest shafts (2,788 feet) of its diameter (22 feet) in North America. Production for the fertilizer industry is scheduled for the fall of 1963. Gift of Texas Gulf Sulphur Co. Used

core  

Diversification of cichlids in the genus Danakilia in the Danakil depression of Eritrea and Ethiopia. [PDF]

open access: yesBMC Ecol Evol
Alter SE   +5 more
europepmc   +1 more source

A method based on <sup>10</sup>B isotope tracer for seepage detection in salt lakes. [PDF]

open access: yesRSC Adv
Hu J   +8 more
europepmc   +1 more source

Worker exit and suicide and overdose mortality in a cohort of male non-metal mine workers. [PDF]

open access: yesSSM Ment Health
Colbeth HL   +5 more
europepmc   +1 more source

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