A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Ventilation of headings
Statutory British regulations relating to auxiliary ventilation; recommendations of types of auxiliary fans and ducting most suitable for ventilation of drifts and headings; charts are given to correct sizes of fan and ducting to be chosen for particular application and enable estimates to be made of performances which can be expected from existing equipment.
Ventilation of headings
Statutory British regulations relating to auxiliary ventilation; recommendations of types of auxiliary fans and ducting most suitable for ventilation of drifts and headings; charts are given to correct sizes of fan and ducting to be chosen for particular application and enable estimates to be made of performances which can be expected from existing equipment.
Ventilation of headings
Great Britain Nat Coal Board -- Information Bul
1952
20 pages
6 Supp plates
Report
English
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Ventilation of headings, with special reference to long tunnel ventilation
| Engineering Index Backfile | 1953
TIBKAT | 1987
Online Contents | 1975
| British Library Online Contents | 2013