Richard D Harza
Engineers at Wacker Dr, Chicago, IL

License number
Colorado 11477
Issued Date
Dec 9, 1972
Renew Date
Mar 8, 1990
Expiration Date
Mar 8, 1990
Type
Professional Engineer
Address
Address
150 S Wacker Dr, Chicago, IL 60606
LicenseFiles verified this license of Dec 9, 2016 at the Colorado - Department of Regulatory Agencies.

Professional information

Richard Harza Photo 1

Refuse Disposal Apparatus

US Patent:
4044569, Aug 30, 1977
Filed:
Apr 15, 1976
Appl. No.:
5/677221
Inventors:
Richard D. Harza - Chicago IL
International Classification:
F25C 514, B02C 1108, B30B 100, B30B 1506
US Classification:
62341
Abstract:
Apparatus is provided for compressing refuse, for freezing the compressed refuse, and for storing the frozen, compressed refuse for subsequent pickup by a refuse collector. A clam-shell like device with hold bars thereon is utilized for a backup structure for previously frozen refuse, which previously frozen serves as a backup for the compression of fresh refuse. The frozen refuse is maintained at optimum temperature.

Engineers licenses in Colorado