LandOfFree - US Patents - Listing for Hydraulic and earth engineering

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Cable and pipe burial apparatus and method

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention

Cable attachable device to monitor roof loads or provide a yield

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable attachment device to spin single cables into resinous anch

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

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

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention

Cable bolt

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt and method of use in supporting a rock formation

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt apparatus and method of installation for mines

Hydraulic and earth engineering – Earth treatment or control – Ground stabilization or reinforcement

Cable bolt driver

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt head

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention

Cable bolt head

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention

Cable bolt head

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention

Cable bolt spinning tool

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt structure and method

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt structure and related components

Hydraulic and earth engineering – Earth treatment or control – Rock or earth bolt or anchor

Cable bolt with mixing delay device

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Cable burial system

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – By means advancing along terrain and guiding pipe or cable...

Cable burying apparatus

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Submerging – raising – or manipulating line of pipe or cable...

Cable burying equipment