Method for cold reclamation of foundry sand containing clay
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 30, 1999
Issued Date -
N/A
app pub date -
Mar 9, 1998
filing date -
May 9, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Method and apparatus for reclaiming sand from a foundry sand containing, inter alia, a clay binder by cooling the foundry sand to a temperature at or below -40.degree. C. (-40.degree. F.) followed by separation of the sand from the binder while the sand is maintained at a temperature at or below 0.degree. C. (32.degree. F.). Foundry sands with clay binders have a water content to 1% to 15% by weight prior to being cooled.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully