Jun 30, 2017 · Gold dredges can be as complied as machinery attached with vacuums and hoses, or as simple as a homemade gold dredge sluice box. Proline Gold Mining and Prospecting Equipment/Gold Dredges. " Dredge. This machine was a trend setter when it first came on the market and it continues to be one of our best sellers many years later. When other ...