DEVICE FOR TREATMENT OF SURFACES IMMERSED IN LIQUID
performing repair jobs; cleaning any surface immersed in water and other liquids; cleaning underwater hulls of ships and water- development works. SUBSTANCE: device is provided with at least one nozzle-cavitator with at least one supply branch pipe which is communicated with central flow-through pas...
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Format: | Patent |
Sprache: | eng ; rus |
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