Richard E Sweeny
Electrician at Krameria St, Denver, CO

License number
Colorado 982158
Issued Date
Oct 29, 1998
Renew Date
Oct 21, 1999
Expiration Date
Oct 21, 1999
Type
Electrical Apprentice
Address
Address
1305 Krameria St, Denver, CO 80220

Personal information

See more information about Richard E Sweeny at radaris.com
Name
Address
Phone
Richard Sweeny
1305 Krameria St, Denver, CO 80220
(720) 323-5075

Professional information

Richard Sweeny Photo 1

Portable Furnace For Assaying A Crushed Ore Sample

US Patent:
8329105, Dec 11, 2012
Filed:
Jan 20, 2009
Appl. No.:
12/321423
Inventors:
Richard E. Sweeny - Denver CO, US
William B. Lewelling - Lakewood CO, US
International Classification:
G01N 31/12
US Classification:
422 78, 422557, 432156, 432159
Abstract:
A lightweight, compact, easy-to-use, portable furnace used for quickly assaying crushed ore samples in the field and used by prospectors, miners, and geologists. The portable furnace can also be used for smelting precious metals and refining and recycling different metals. The furnace includes a metal stand having a stand base with a first end portion with a dish opening therein and a second end portion with an upwardly folded heat shield. The heat shield includes a nozzle groove therein for receiving a gas nozzle. The gas nozzle is part of a gas blow torch having a handle and a gas tank. The stand base also includes first and second sides folded downwardly for holding the metal stand above a flat surface. A bottom of a scorifying dish is received in the dish opening. A cupel is received inside the open top of the scorifying dish.