Featured patents

Dual Containment Systems, Methods and Kits
US 08839822 B2, Sept. 23, 2014, Longitudinally extending common wall, Michael Feechan et al. / National Oilwell Varco, L.P. (Houston, US)
A system for conveying a fluid comprising:…

Molded Composite Mandrel for a Downhole Zonal Isolation Tool
US 08800605 B2, Aug. 12, 2014, Distinct Layers, Joel Barlow et al. / Oil States Industries, Inc. (Arlington, US)
A composite mandrel comprising;…

Water-Saving Antiblocking Anti-Splash Waterfall Head Core
US 08783296 B2, July 22, 2014, Tortuous path, Yingtang Liu et al. / (Chengdu, Sichuan Province, CN)
A water-saving antiblocking anti-splash waterfall head core comprises a housing…

Kink, Crush, and Burst Resistant Flexible Hose
US 08752591 B2, June 17, 2014, Spirally, Anthony Montalvo et al. / Veyance Technologies, Inc (Fairlawn, US)
A kink, crush and burst resistant hose having a longitudinal axis and a lumen…

Device and Method for Repairing Pipe
US 08678037 B2, March 25, 2014, Patches, Larry W. Kiest, Jr. / LMK Technologies, LLC (Chicago, US)
An apparatus repairing a damaged portion of a pipe line, comprising:…

Bendable Pre-Insulated Pipeline Assembly
US 08651148 B2, Feb. 18, 2014, With intermediate insulation layer, Hans Melby Jespersen / Logstor A/S (Logstor, DK)
A pipeline assembly (200,300,400) comprising an inner carrier pipe (101),…

Detachable Transfer Conduit
US 08505586 B2, Aug. 13, 2013, External, Michael A. Zumbrum / Allpure Technologies, Inc. (New Oxford, US)
A disconnect transfer conduit comprising:…

Device and Method for Pipeline Rehabilitation
US 08499798 B2, Aug. 6, 2013, Patches, Michael Mühlin / Trelleborg Pipe Seals Duisburg GmbH (Duisburg, DE)
A device for rehabilitating pipe connections, comprising:…

Environmentally Protected Tubing and Method of Making It
US 08499800 B1, Aug. 6, 2013, Distinct Layers, Marcus C. McCarter et al. / O'Brien Holding Co., Inc. (St. Louis, US)
A method of forming environmentally protected tubing comprising applying…

Flexible Pipe With In-Built End Pieces
US 08499799 B2, Aug. 6, 2013, With end structure, Benjamin Saltel et al. / Saltel Industries (Bruz, FR)
A flexible pipe, which comprises a versatile and flexible tubular main portion,…

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