New California gold rush reaches fever pitch Oct 26, 2009
This month he set up shop at the historic, mountainous Dorado Mine about 20 miles northwest of tiny Weaverville (Trinity County) with a backhoe and truck-sized trommel and sluice screening machines - and he's aiming for millions of dollars. As president of the Oil America Group in Texas, Christopher acquired the long-shuttered 19th century mine over the summer. (San Francisco Chronicle)
High River Gold Reports Second Quarter 2009 Results Aug 15, 2009
Several initiatives during the quarter, such as replacement of a trommel screen and two cyclone pumps, enabled the plant to operate at slightly higher capacity than during the last quarter. However, vibration levels at the pinion/girth gear interface remain above acceptable levels, which limit the productivity of the mill. (CCNMatthews Press Releases)
Central Manufacturing Inc., and Plastics Conversion Technologies in Large Scale Resource Recovery Equipment Deal Apr 29, 2009
The initial project will be comprised of a feed flow regulator, rotary (trommel) screen, foam separator(s), light/heavies separator(s), grinders and various transfer conveyors, representing a total financial requirement of approximately $2,000,000. Once commenced, production time for these units will be about 24 weeks. (Primezone Releases)
I-Team: Gold Prospecting Alive and Well in Las Vegas Valley Apr 18, 2009
It's actually a $700 goat-sized reverse helix trommel, gently washing away impurities until those flecks of dark yellow begin to appear. "That's some real McCoy gold," said Zajac. (KLAS-TV)