1
John R Adams, Patrick S Price, Jim W Smith: Inertial based pipeline monitoring system. Pulsearch Consolidated Technology, Merchant Gould Smith Edell Welter & Schmidt, August 7, 1990: US04945775 (32 worldwide citation)

A pipeline monitoring system for determining profile, ovality and displacement of oil, gas and products pipelines. The system comprises one or more pig carriers housing a plurality of sensors including a strapdown inertial measurement system, a secondary sonar measurement system, digital recorder, w ...


2
Vild Joseph P, Janos Wilbert J: Magnetic flaw detection apparatus. Republic Steel Corporation, Watts Hoffmann Fisher & Heinke Co, October 28, 1975: US3916301 (31 worldwide citation)

An apparatus and method for flaw detection in relatively moving elongated workpieces is disclosed. The apparatus includes an exciter circuit for producing an electromagnetic field in the region of the workpieces, and a detection circuit having a differential coil for producing flaw indicating signal ...


3
Frank J Landherr, John A Biewer, Shahid Din, David Do, Rick Gilbert, James J Alberti, David W Pennington, Joe Romack: Apparatus and method for connecting and disconnecting flexible tubing. Baxter International, Baxter Healthcare, Joseph P Reagen, Paula J Kelly, Bell Boyd & Lloyd, July 5, 2005: US06913056 (17 worldwide citation)

A laser strikes and aseptically heats or sterilizes the end of two flexible tube ends for connection. Tube holders are pushed toward each other to bring the tube ends into contact. A weld detector checks the characteristics of the weld. A laser optics assembly may be used to change the direction of ...


4
Minoru Fujimoto, Akihiro Tanaka: Weld detector. Hitachi, Antonelli Terry & Wands, November 13, 1984: US04481824 (9 worldwide citation)

A welded steel pipe being turned is subjected to a static magnetic field formed by a sensor. The sensor includes an electromagnet and a transmission and reception coil attached to the end surface of the electromagnet pole facing the steel pipe. The electromagnet is energized by a dc power supply and ...


5
Frank J Landherr, John A Biewer, Shahid Din, David Do, Rick Gilbert, James J Alberti, David W Pennington, Joe Romack: Apparatus and method for connecting and disconnecting flexible tubing. Baxter International, Baxter Healthcare, K&L Gates, April 3, 2012: US08146642 (4 worldwide citation)

A laser strikes and aseptically heats or sterilizes the end of two flexible tube ends for connection. Tube holders are pushed toward each other to bring the tube ends into contact. A weld detector checks the characteristics of the weld. A laser optics assembly may be used to chance the direction of ...


6

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Frank J Landherr, John A Biewer, Shahid Din, David Do, Rick Gilbert, James J Alberti, David W Pennington, Joe Romack: Apparatus and method for connecting and disconnecting flexible tubing. Baxter International, Baxter Healthcare, Joseph P Reagen, Bell Boyd & Lloyd, December 2, 2008: US07459054 (2 worldwide citation)

A laser strikes and aseptically heats or sterilizes the end of two flexible tube ends for connection. Tube holders are pushed toward each other to bring the tube ends into contact. A weld detector checks the characteristics of the weld. A laser optics assembly may be used to change the direction of ...


8
Berthet Michel, Stimec Bernard: Weld detector for e.g. pipeline inspection vehicle capable of moving in pipe by itself. Intercontrole, March 15, 1996: FR2724453-A1 (1 worldwide citation)

Weld detector (101) is intended for detecting a weld or weld seam (2) joining two assembled parts into a single surface, and constituting a fault in the continuity in this surface. It incorporates a support element (108) provided with wheels (125) for rolling on a surface undergoing a check, and a p ...


9
Adams John R, Price Patrick St John, Smith Jim: Systeme inertiel de controle detat de pipelines, Inertial based pipeline monitoring system. Nowsco, SIM & MCBURNEY, March 1, 1994: CA1327403 (1 worldwide citation)

INERTIAL BASED PIPELINE MONITORING SYSTEM ABSTRACT OF THE DISCLOSURE A pipeline monitoring system for determiningprofile, ovality and displacement of oil, gas andproducts pipelines. The system comprises one or morepig carriers housing a plurality of sensors including astrapdown inertial measurement ...


10
Method of and apparatus for tracking a weld line. British Steel, May 19, 1976: GB1436348-A (1 worldwide citation)

1436348 Automatic control of position BRITISH STEEL CORP 14 June 1974 [18 June 1973] 28874/73 Heading G3R [Also in Division G1] In automatic weld tracking apparatus, a weld detector includes two secondary coils, whose outputs are differenced to form a tracking control, and an energized primary coil ...