| Patent Number |
Title Of Patent |
Date Issued |
| 6807799 |
Sugarcane harvester and harvesting system |
October 26, 2004 |
| A harvester for harvesting stalks of sugarcane having a plurality of harvest chambers. Each harvest chamber has a pair of opposing side walls that forming a V-shaped forward opening for receiving sugarcane stalks to be cut for harvest and a plurality of revolving, opposing, resilient |
| 6591913 |
System and method for lessening impact on Christmas trees during downhole operations involving C |
July 15, 2003 |
| A system and method for lessening impact on Christmas trees during downhole operations involving Christmas trees, by way of example and not limitation such as cementing processes. The system comprises an outer housing defining a chamber, a lubricator assembly disposed in the outer housin |
| 6561112 |
System and method for a motion compensated moon pool submerged platform |
May 13, 2003 |
| A moon pool platform containment system is disclosed for a vessel comprising a first moon pool having a width, length, and depth, to aid in stabilizing moon pool platform motion to achieve a motion compensated moon pool submerged platform, the moon pool platform containment system a |
| 5456501 |
Pipeline connection apparatus |
October 10, 1995 |
| A pipeline connector apparatus comprising piston actuated means for gripping and sealing a pipe comprising a cylinder having an inner surface, the cylinder having a first groove for receiving a spring biased ring, a piston movable in the cylinder and actuating one of the gripping and |
| 5209522 |
Anti-extrusion apparatus for an inwardly compressed seal |
May 11, 1993 |
| An anti-extrusion apparatus for a seal sealing on the outside diameter of a conduit. The anti-extrusion device is positioned at each end of the seal and includes a metal ring engaging an end of the seal in which the ring has a wedge shaped inside. A plurality of arcuate ring segments for |
| 5056830 |
Flanged repair coupling for pipeline service |
October 15, 1991 |
| A flanged coupling for the repair of pipe lines which is engagable over an open pipe. A piston is actuated by drawing two flanges together and setting a slip and a packing to anchor and seal the coupling unit to the pipe. Tension and compression in the pipe does not affect the packing as |
| 4909281 |
Apparatus for replacing a section of a pipeline |
March 20, 1990 |
| Replacing a section of a pipeline by indenting the pipeline from the outside to provide a stop shoulder on the inside adjacent the section to be replaced. Positioning and securing an anchoring and seal pig in the pipeline against the stop shoulder, removing the section of the pipeline |
| 4822075 |
Flanged repair coupling for pipe line service |
April 18, 1989 |
| A flanged coupling for the repair of pipelines and risers, especially for sub-marine repair and construction, and of unit configuration engageable over a first open pipe section and its flange to seal with a flange of a second open pipe section, and having a piston actuated by drawing sa |
| 4658860 |
Pressure set and retrievable vented anchor-seal for pipeline service |
April 21, 1987 |
| A workman safety tool for use in the maintenance and repair of open pipelines, and comprising an anchor and a seal that are simultaneously operable and actuated by remote pressure application to ensure securement of the tool while work proceeds, with a pressure test plug and valve to |
| 3981358 |
Well safety valve |
September 21, 1976 |
| In a well safety valve for controlling the fluid flow through a well tubing in which the valve closure means is controlled by a longitudinal movable tubular member, the improvement of a fail-safe mechanism for avoiding damage to the valve by avoiding excessive operating forces. The tubul |
