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| Application No. | Application Title | Issue Date |
| 20100243093 | Internal Composite Repair Apparatus A repair device and method for its use includes plugs that pressure isolate an internally damaged pipeline section and an hermetically sealed housing that contains a length of composite material and a means for controllably releasing the composite material. In a preferr... | 09/30/2010 |
| 20100175771 | TELESCOPING DOUBLE BLOCK AND BLEED PLUG A plugging device for double blocking a section of pipeline or piping and method for its use includes a first and second sealing element and at least one cylinder that is extendable along an axial direction of the pipe between a retracted first position and an extended ... | 07/15/2010 |
| 20090114301 | Double Block and Bleed Plug A pipe plug comprised of two, pivotally connected plugging heads, each plugging head having a sealing element, which work in combination to double block and bleed a pipe. The first sealing element prevents flow of product in the pipe and the second sealing element captu... | 05/07/2009 |
| 20090114302 | Double Block and Bleed Plug A pipe plug includes two or more pivotally connected plugging heads that work in combination to double block and bleed a pipe. At least one of the plugging heads has an expandable sealing element that is in communication with an inflation source. The sealing element may... | 05/07/2009 |
| 20080295911 | Hose inflation adapter kit The invention provides a unique, compact tool to be used in conjunction with preexisting hoses of any type, construction, size or style whatsoever and inflating said hose or hoses in a safe universal manor with universal gas delivery devices using an appropriate adaptiv... | 12/04/2008 |
| 20080121302 | Pipeline stop A pipeline stop is used to temporarily plug a pipeline to allow repairs to the pipeline. The pipeline stop includes lateral sections expanded into a sealing position blocking flow through the pipeline. A central section is moved downwardly to expand the lateral sections... | 05/29/2008 |
| 20080066820 | PLUG KIT A plug kit of sealing apertures. There is: a first plug, including: a first solid cylindrical flexible member, having: a first end with a first diameter; and a second end, opposite the first end, the second end having a second diameter smaller than the first diameter, w... | 03/20/2008 |
| 20070175270 | Thermally Insulated Apparatus for Liquid Chromatographic Analysis A thermally insulated apparatus provides a substantially adiabatic environment for elevated temperature liquid chromatography applications. The thermally insulated apparatus minimizes or eliminates temperature gradients between columns and mobile phases, and maintains a... | 08/02/2007 |
