LandOfFree - US Patents - Listing for Hydraulic and earth engineering,Subterranean or submarine pipe or cable laying, retrieving,...,Advancing subterranean length of pipe or cable

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Apparatus and method for inserting and removing a flexible...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Apparatus for movement along an underground passage and...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Apparatus for static underground drilling

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Boring and conduit/pipe system

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Bundle of pipes and method for parallel arrangement of pipes...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Cable bed system utilizing drag route formers and layer...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Device and method for laying and joining pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Device and method for laying and joining pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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High pressure live service pipe renewal apparatus and method

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for installing a duct around a...

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for installing underground pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for laying out a pipeline

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for laying pipe on an incline

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for on-grade boring

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and apparatus for slip-lining

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method and device for trenchless laying of pipelines

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method for installing an underground pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method for installing an underground water pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method for the trenchless laying of pipes

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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Method of accurate trenchless installation of underground pipe

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Advancing subterranean length of pipe or cable

Reexamination Certificate

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