E02F 3/18

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Showing 1 to 20 of 24 results

Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
9752301 Trenching systemAug 13, 14Sep 05, 17The Charles Machine Works, Inc.
9739032 Self cleaning collection apparatus and methodJun 25, 13Aug 22, 17EDA KOPA (SOLWARA) LIMITED
9695573 Trenching system with hydraulically adjustable hubApr 15, 15Jul 04, 17The Charles Machine Works, Inc.
9637887 Reclaimer 3D volume rate controllerSep 13, 13May 02, 173D IMAGE AUTOMATION PTY LTD
9617712 Method for determining the position of a cutting device in the ground using a mobile carriageJan 20, 14Apr 11, 17SOLETANCHE FREYSSINET
9511430 Apparatus and method for cutting tubular parts subseaJul 23, 15Dec 06, 161 Diamond, LLC
9347198 Device and method for repairing a vergeNov 08, 12May 24, 16H. LOTTERMAN BEHEER B.V.
9290905 Remote excavation toolSep 29, 14Mar 22, 16The United States of America as represented by the Secretary of the Navy
9267620 Laying machine and a blade assemblyJan 26, 12Feb 23, 16HUSQVARNA AB
9260964 Method and apparatus for auxilary seafloor miningJun 17, 11Feb 16, 16EDA KOPA (SOLWARA) LIMITED
9073701 Bulk material reclaimer control systemJun 03, 13Jul 07, 15VALE S.A.
9027265 Zero horizontal reaction force excavatorMay 17, 13May 12, 15UNITED STATES OF AMERICA AS REPRESENTED BY THE ADMINISTRATOR OF THE NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
8157477 Trenching and drain installation system and methodApr 16, 09Apr 17, 12AURORA SUN ALLIANCE CORP.
6591520 Centrifugal thrower-crusher for aggregates and other materialsOct 24, 01Jul 15, 03Not available
6371691 Method of introducing optical cable into a solid bedMay 06, 98Apr 16, 02CCS TECHNOLOGY, INC.
5226248 TrencherJun 26, 92Jul 13, 93Brown Manufacturing Corporation
5095640 Method of producing bucket wheel bodies and bucket wheel body produced by the methodOct 29, 90Mar 17, 92O&K Orenstein & Koppel Aktiengesellschaft
4970800 Method and apparatus for grading and measuring a surface having a curved profileFeb 17, 89Nov 20, 90KAJIMA CORPORATION, Kajima Road Company,
4958449 Apparatus for covering drilling mud liquids in a surface depressionDec 19, 88Sep 25, 90Not available
4858347 Continuous excavating apparatus and methodsApr 25, 88Aug 22, 89RAHCO INTERNATIONAL, INC.

Showing 1 to 20 of 24 results