Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 277/344
Name: Seal for a joint or juncture > Seal for well apparatus > Segmented radially actuated packer (e.g., oil saver, gas saver, etc.) for above ground apparatus
Description: Seal for well apparatus wherein the seal is divided into portions intended for movement in a direction perpendicular to and seal an annular axial flow path formed at the joint or juncture between the part (e.g., axial rod, pipe, drill stem, etc.) surrounded by another part (e.g., well casing) intended to function or remain at ground level.

Patents under this class:

Patent Number Title Of Patent Date Issued
8474524 Anti-extrusion packer system Jul. 2, 2013
6367805 Stripping arrangement Apr. 9, 2002
4289294 Wellhead flow control devices Sep. 15, 1981
4060249 Rod packing Nov. 29, 1977

  Recently Added Patents
Image forming apparatus and image forming method
Data unit receiver and sender control method
Architecture and method for multi-aspect touchscreen scanning
Toy vehicle housing
Synergistic fungicidal interactions of 5-fluorocytosine and other fungicides
Distributive data capture
Method for fabricating a nitrided silicon-oxide gate dielectric
  Randomly Featured Patents
Thiobis phenolic antioxidant/polyethylene glycol blends
Field updated deformable mirror device
Method and apparatus for sewing a fringe to a woven fabric material
Desk organizer
Frame structured bridge
Fluidized bed coal/coke combustion
Fast-cool vinyl aromatic expandable polymers
Fuel cell generator containing self-supporting high gas flow solid oxide electrolyte fuel cells
Method and apparatus for performing thermal reflow operations under high gravity conditions
Call acceptance controlling apparatus and method thereof