Suche Bilder Maps Play YouTube News Gmail Drive Mehr »
Erweiterte Patentsuche | Webprotokoll | Anmelden

Patente

Referenziert von

Zitiert von PatentEingetragenAusgestelltUrsprünglich Bevollmächtigter Titel
US39758198. Jan. 197524. Aug. 1976Chisso CorporationMethod for passing an insulated wire through the inside of ferromagnetic pipe for a heat-generating pipe utilizing skin effect current
US48569372. Juni 198815. Aug. 1989British Pipeline Agency Limited and STC PLCPipeline systems
US49538284. Mai 19894. Sept. 1990Apparatus for practicing a pneumatic suction process permitting drawing cables through sheaths
US530819315. März 19913. Mai 1994Preventative maintenance system for underwater pipes
US604795413. Mai 199711. Apr. 2000Koninklijke KPN N.V.Pulling element for installing a cable in a duct, and ducting system comprising such pulling element
US653646310. Okt. 200025. März 2003Sempra Fiber LinksMethod and system for installing cable in pressurized pipelines
US66817959. Okt. 200127. Jan. 2004Sempra Fiber LinksMethods and systems for installing cable and conduit in pipelines
US669172829. Mai 200217. Febr. 2004Sempra Fiber LinksMethods and systems for installing a pipeline within a pipeline
US669173429. Mai 200217. Febr. 2004Sempra Fiber LinksMethods and systems for installing cable and conduit in pipelines
US67361567. Juni 200118. Mai 2004Sempra Fiber LinksMethod and system for installing cable in pressurized pipelines

Zeichnungen