Drill pipe and casing elevator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 28, 2017
Issued Date -
N/A
app pub date -
Feb 27, 2014
filing date -
Feb 27, 2014
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus for handling one or more tubulars includes a body defining at least a portion of a tapered bowl. A plurality of slips may be disposed at least partially within the bowl and configured to slide along a surface of the bowl. Each of the slips includes a radial engaging surface and a tapered engaging surface. The radial engaging surface may have a plurality of gripping structures extending inwardly therefrom that are configured to engage an outer surface of a first tubular having a substantially constant outer diameter. The tapered engaging surface may be configured to engage a tapered outer surface of a second tubular.
First Claim
Other Claims data not available
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- E21B Class
- 0 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 28, 2028 |
