Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
F28G3/00—Rotary appliances
F28G3/10—Rotary appliances having scrapers, hammers, or cutters, e.g. rigidly mounted
F28G3/14—Rotary appliances having scrapers, hammers, or cutters, e.g. rigidly mounted thrown into working position by centrifugal force
Landscapes
Engineering & Computer Science
(AREA)
Chemical & Material Sciences
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Combustion & Propulsion
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Mechanical Engineering
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General Engineering & Computer Science
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Pens And Brushes
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Finger-Pressure Massage
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Orthopedics, Nursing, And Contraception
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Claims (1)
KLASSE 13e. GRUPPE 4.CLASS 13e. GROUP 4.MAX WELZEL in REICHENBACH, Schl Vorrichtung zum Abklopfen von Kesselstein o?dgl.MAX WELZEL in REICHENBACH, Schl Device for knocking off scale or the like.