System of Auriferous Exploitation by Suction Dredges

Depth of the river: 20 m. Boulder of 1” to 2”

Dredge Section:

• - centrifuge pump or suction pump of 5” or 6” in diameter.
• - Diesel motor Yanmar of 18 HP or 36HP
• - suction hoses of 5” or 6” in diameter, 25 m. of length.
• - discharge hose of 5” or 6” in diameter, 10 m. of length
• - Shultz drill of 200 PSI and accessories with motor of 2 HP
• - Diving equipment (suit, mask, mouth piece, belt)
• - Subtotal: 

Washing or Gravimetric Processing Section:

• - Mill hopper of thickness or reception box of ...... x ......x
• - Small lattice of bars of iron of inches with separation of 1/2” between bars.
• - 2 sluices of ...... x ...... x ......
• - Plastic and burlap Jute
• - Wooden rifles equidistant in cm.
• - Plastic tubs
• - Containers
• Subtotal:

Navigation Section:

• - 2 boats or canoes
• - Booth as a floor
• - Bag roof
• - A stationary motor of 36 HP for the raft
• - Auxiliary canoe with a motor of 55 HP
• - Subtotal:
• - Total

Personnel:

• - One administrator, in other words an owner
• - One mechanical motorist
• - 1 cook
• - 3 divers