| |
 |
|
Class Information
Number: 277/335
Name: Seal for a joint or juncture > Seal for well apparatus > Axially facing packing cup
Description: Seal for well apparatus wherein the seal has an open containerlike shape or form (e.g., C, U, V, etc.) radially extending to a longitudinal axis of one of the parts.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7552778 |
Seal cup for a wellbore tool and method |
Jun. 30, 2009 |
| 7380592 |
Pressure control tool for modluating pressure in a portion of a wellbore |
Jun. 3, 2008 |
| 7328742 |
Seal cup for a wellbore tool and method |
Feb. 12, 2008 |
| 7261153 |
Packer cups |
Aug. 28, 2007 |
| 6668938 |
Cup packer |
Dec. 30, 2003 |
| 6443458 |
Packer |
Sep. 3, 2002 |
| 5997003 |
Annular sealing assembly and methods of sealing |
Dec. 7, 1999 |
| 4751870 |
Seals for gas and oil well swabs |
Jun. 21, 1988 |
| 4638726 |
Load bearing swab cup |
Jan. 27, 1987 |
| 4528896 |
Dynamic seals for gas and oil well swabs |
Jul. 16, 1985 |
| 4424865 |
Thermally energized packer cup |
Jan. 10, 1984 |
| 4329916 |
Packer nose assembly |
May. 18, 1982 |
| 4315543 |
Seal system for wellhead isolation tool diffuser |
Feb. 16, 1982 |
| 4265459 |
Swab cup reinforcing member support |
May. 5, 1981 |
| 4254962 |
Swab cup having long and short reinforcing members |
Mar. 10, 1981 |
| 4162079 |
Resilient packing ring and assembly |
Jul. 24, 1979 |
| 4149566 |
Elastomeric test cup for tubing pressure testing |
Apr. 17, 1979 |
| 4129308 |
Packer cup assembly |
Dec. 12, 1978 |
| 4099451 |
Oilwell swab cup |
Jul. 11, 1978 |
| 4081185 |
Oil well swab cup |
Mar. 28, 1978 |
|
|
|
