Brushing – scrubbing – and general cleaning – Machines – Scraping
Patent
1980-07-25
1982-07-27
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Machines
Scraping
202241, C10B 4304
Patent
active
043409873
ABSTRACT:
An apparatus having an element for cleaning deposits from the edge of a doorjamb or door of a coking oven is provided with a heater for maintaining this element at a temperature above the softening point of the deposits, normally around 150.degree. C. The element may be a scraper or brush and the heater may be an electrical resistance-type heater, a device for directing a heated gas stream at the element, or a system wherein a heated fluid is passed through the element.
REFERENCES:
patent: 3056699 (1962-10-01), Randell et al.
Feldhaus Karl
Gregor Karl
Gewerkschaft Schalker Eisenhutte
Roberts Edward L.
Ross Karl F.
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