Methods and apparatus for determining the position of an obstruction in a passage
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 30, 2008
Grant Date -
Oct 25, 2007
app pub date -
Oct 12, 2004
filing date -
May 21, 2004
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of determining the position of a blockage (192, 392) in a passage (15, 313) having a first end and a second end. The method comprises blowing a sealing device (200) into the passage to form a seal adjacent the blockage (192, 392), then blowing a gas into the passage from the first end, making at least one measurement concerning the gas blown into the passage from the first end and determining a distance D between the first end and the sealing device using the at least one measurement.
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