A hand-held suction dredge and metal detctor is supported on a vertically held hollow pipe. A metal detector having a central aperture is slidably supported on the pipe with the lower pipe end extending therethrough for receiving and transmitting at least partially fluid material. A spring ...
Influent Type of Impeller Single Suction Pump Position of Pump Shaft Horizontal Pump Pump Casing Combined Horizontal Type Mounting Height Suction Centrifugal Impeller Closed Usage Pump, Pumps, Slurry Pump Key Word Gravel Dredger Pump Dre...
A portable and lightweight suction dredge head which is held by a diver and is hand operated so as to be easily moved about in the working position. These ... AH Sloan 被引量: 0发表: 1982年 Portable hand pump for evacuation of fluids A manually operable pump for the effective removal ...
A portable and lightweight suction dredge head which is held by a diver and is hand operated so as to be easily moved about in the working position. These heads are, for example of sizes from three inches to eight inches in intake diameter. The dredge head is used for excavating under ...
A hand-held suction dredge and metal detctor is supported on a vertically held hollow pipe. A metal detector having a central aperture is slidably supported on the pipe with the lower pipe end extending therethrough for receiving and transmitting at least partially fluid material. A spring ...
A portable and lightweight suction dredge head which is held by a diver and is hand operated so as to be easily moved about in the working position. These heads are, for example of sizes from three inches to eight inches in intake diameter. The dredge head is used for excavating under ...
US4352251 * 1981年1月5日 1982年10月5日 Sloan; Albert H. Hand operated suction dredge head and hydraulic submersible pump assemblyUS4352251 * Jan 5, 1981 Oct 5, 1982 Sloan Albert H Hand operated suction dredge head and hydraulic submersible pump assembly...
A device connecting a suction dredge to a metal detector search coil, providing a movable suction tube held perpendicular to the search coil, and centered approximately over the coil's area of maximum sensitivity, further allowing said suction tube to be moved down through the search coil to ...
A device connecting a suction dredge to a metal detector search coil, providing a movable suction tube held perpendicular to the search coil, and centered approximately over the coil's area of maximum sensitivity, further allowing said suction tube to be moved down through the search coil to ...