Improvements in or relating to means or apparatus for clearing or cleaning the tuyeres and/or tapping holes of blast, cupola, siemen's and like furnaces

摘要

141,882. Danson, F. H., and Nolan, J. P. March 28, 1919. Cleaning.-Relates to means such as are described in Specification 17605/10 for clearing out slag from tap-holes &c. by the heat generated by the combustion of an iron or steel tube through which oxygen is supplied, and consists in the use, between the delivery pipe e of the usual oxygen bottle and the steel or iron tube i, of a regulating-valve g in the casing of which the tube i is secured.