Alluvial gold and like equipment explanation links.

Guest Wed Mar 27, 2013 9:31 am

Wilfley shaking tables – 1890s research in Colorado
http://www.mine.mn/Robin_Grayson_gold_recovery_method18.pdf

shaking tables – 1960s-1970s research in China.
http://www.mine.mn/Robin_Grayson_gold_recovery_method19.pdf

shaking tables – 1960s research in USSR.
http://www.mine.mn/Robin_Grayson_gold_recovery_method20.pdf

BGS shaking table – 1990s research in UK
http://www.mine.mn/Robin_Grayson_gold_recovery_method63.pdf

Gemeni table – 1980s research in Colorado.
http://www.mine.mn/Robin_Grayson_gold_recovery_method53.pdf

U-Tech reverse polarity table – 1990s research in Arizona.
http://www.mine.mn/Robin_Grayson_gold_recovery_method65.pdf

Goltron machine – 1990s research in Utah.
http://www.mine.mn/Robin_Grayson_gold_recovery_method64.pdf

Bartles-Mozley orbital tables – 1970s research in Cornwall.
http://www.mine.mn/Robin_Grayson_gold_recovery_method29.pdf

Pinched sluices

pinched sluice – historical usage.
http://www.mine.mn/Robin_Grayson_gold_recovery_method21.pdf

Reichert cone – 1960s research in Australia.
http://www.mine.mn/Robin_Grayson_gold_recovery_method22.pdf

Gold spirals

Humphrey spirals – 1940s research in Colorado.
http://www.mine.mn/Robin_Grayson_gold_recovery_method23.pdf

Mark-7 Reichert spirals – 1980s research in USA.
http://www.mine.mn/Robin_Grayson_gold_recovery_method54.pdf

Elutriated sludge tanks

Duke E-tank – 1970s research in Georgia.
http://www.mine.mn/Robin_Grayson_gold_recovery_method25.pdf

Graefe E-tank (Keene Hydromatic Jig) – 1980s research in California.
http://www.mine.mn/Robin_Grayson_gold_recovery_method41.pdf

Pyramid E-tank (Pyramid Jig) – 1990s research in California.
http://www.mine.mn/Robin_Grayson_gold_recovery_method59.pdf

Elutriation towers

Lashley ASAT Elutriation tower – 1980s research in New Mexico.
http://www.mine.mn/Robin_Grayson_gold_recovery_method43.pdf

Osterberg E-tower (Quick Gold Separator) – 1980s research in California.
http://www.mine.mn/Robin_Grayson_gold_recovery_method44.pdf

reflux classifier – 2000s research in Australia.
http://www.mine.mn/Robin_Grayson_gold_recovery_method73.pdf

Compound water cyclones

Visman Compound Water Cyclone (CWC) – 1970s research in Yukon.
http://www.mine.mn/Robin_Grayson_gold_recovery_method26.pdf

Vibrating belts (vanners)

Bartles crossbelt – 1970s research in Cornwall.
http://www.mine.mn/Robin_Grayson_gold_recovery_method28.pdf

Lemmon vanner – 1980s research in the Yukon.
http://www.mine.mn/Robin_Grayson_gold_recovery_method51.pdf

Methods for the recovery of fine gold

The aim of this review is to recommend methods for the recovery of fine gold.
http://nora.nerc.ac.uk/9014/1/A_review_of_gold_particle_size_and_recovery_methods_WC-97-014.pdf

separation methods are confused with size classification because large particles
http://www.artisanalmining.org/casm/sites/artisanalmining.org/files/files/Pg34-52Ch4GravityConcentration.pdf

improvements to gravity recovery methods
http://www.gekkos.com/documents/025MaximizingGravityRecoveryThroughTheApplicationOfMultipleGravityDevices.pdf

effective method of recovering gold as fine as 150 mesh ...
http://www.hecklerfabrication.com/files/fine_gold_recovery_sluiceboxes__Poling.pdf

Gold recovery by KC from grinding circuit of Bergama CIP plant
http://www.scielo.br/pdf/rem/v63n3/v63n3a17.pdf

robust device able to recover very fine gold without mercury.
http://www.iconcentrator.com/images/stories/pdf/centrifuges-modified-iCON-2-opt.pdf

Placer Gold Recovery Methods, Special Publication 87. California
http://www.knelson.ru/sites/knelsongravity/files/reports/report10s.pdf

Recovery of gold fines from gold-bearing ores
http://www.google.com/patents/US5927508

recovering fine gold and flat gold
http://www.mine.mn/WPJ6_2_Soviet_lotok.pdf

Clarkson Study Fine Gold Recovery
http://www.scribd.com/doc/61880538/The-Clarkson-Study-Fine-Gold-Recovery

The Right Gold Panning Equipment
http://www.free-press-release.com/pdf/download/201202/1330311771.pdf

How the Jig Works
http://mines.az.gov/Publications/circ052jig.html

Gold Revocery Equipment, Small scale mining, Information.
http://mine-engineer.com/mining/SmallMining/comparison3.htm

"Do-It-Yourself" Gold Recovery System Plans
Good site.
http://www.bedrockdreams.com/2008/10/do-it-yourself-gold-recovery-systems.html

Highbanker
http://www.free-press-release.com/pdf/download/201202/1330310858.pdf

There are two primary commercial methods of recovering gold and silver
http://www.azgs.az.gov/Mineral%20Scans/Au%20&%20Ag%20Extraction.pdf

Alaska Mineral Industry Research Laboratory Reports
http://www.dggs.dnr.state.ak.us/pubs/series/mirl/report

leaching applications
http://www.altamet.com.au/Technical%20Papers%20and%20Articles/ALTA%20Gold/ALTA%20Gold%20Technology%20Developments%20&%20Trends.pdf