Original Assignee IRA B PATE Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US72303A Inventor Jesse M Ragsdale Current Assignee (The listed assignees may be inaccurate. Submersible Pump & Hose for Martin Mini Sluice & Water Tableĭirectional mat with tapered back causing a swirl effect to trap gold better than vortex matting.- Google Patents US2643471A - Suction dredge nozzleĭownload PDF Info Publication number US2643471A US2643471A US72303A US7230349A US2643471A US 2643471 A US2643471 A US 2643471A US 72303 A US72303 A US 72303A US 7230349 A US7230349 A US 7230349A US 2643471 A US2643471 A US 2643471A Authority US United States Prior art keywords nozzle digger suction mouth blade Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Developed and manufactured in Inman, South Carolina by Martin Prospecting Equipment Endorsed by Nugget Edwards More economical than the average wetting agent and twice as strong, with no sudsing. Have you ever had gold to float? This wetting agent keeps your gold from floating, making gold easier to separate from black sand. Martin Dredge Classifier Reducer 2 ½-inch Martin Prospecting Gold Dredge/Sluice Power Jet Suction Nozzle - 5-inch. Martin Prospecting Dredge Suction Nozzle - 5 inch Martin Prospecting Gold Dredge/Sluice Power Jet Suction Nozzle - 4-inch. Martin Prospecting Dredge Suction Nozzle - 4 inch Your choice of 2-inch, 2-1/2-inch or 3-inch. Powder coated green for added durability. Martin Prospecting 2-1/2-inch Suction Nozzle for Gold Dredge Sluice Box / Hi Banker. Martin Prospecting 2-1/2-inch Suction Nozzle
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