Methods of using a portable filtration unit
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 31, 1996
Issued Date -
N/A
app pub date -
Apr 6, 1995
filing date -
Nov 14, 1990
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method is disclosed for cleaning HVAC ductwork, including the steps of transporting first and second modular filter assemblies to a site, connecting them in sealed fluid communication with one another and to the ductwork, drawing fluid through the filtration system from the HVAC ductwork, exhausting filtered fluid from the filtration system and tilting the housing so that any stairs present at the site bear against a bearing surface of an external conveyance assembly as the modules are transported up and down stairs.
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