LandOfFree - US Patents - Listing for Boring or penetrating the earth,Boring with explosion in inaccessible hole

Boring or penetrating the earth – Boring with explosion in inaccessible hole – With bore condition firing control – or compensating means

Perforating and testing apparatus including a microprocessor imp

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating apparatus

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating apparatus energy absorber and explosive charge holde

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating charge carrier assembly

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating charge carrier assembly and method

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating charge case

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Firing chamber movable in bore relative to carrier or...

Perforating gun

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Firing chamber movable in bore relative to carrier or...

Perforating gun

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun assembly and universal perforating charge clip a

Boring or penetrating the earth – Boring with explosion in inaccessible hole – With wall engaging packer or anchor

Perforating gun assembly for use in multi-stage stimulation...

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun carrier and method of making

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun carriers and their methods of manufacture

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun charge carrier improvements

Boring or penetrating the earth – Boring with explosion in inaccessible hole – With bore condition firing control – or compensating means

Perforating gun firing head with vented block for holding...

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun for initiation of shooting from bottom to top

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun including a unique high shot density packing arr

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating gun with paired shaped charger vertically spaced

Boring or penetrating the earth – Boring with explosion in inaccessible hole – With position orienting or indicating

Perforating gun with retrievable mounting strips

Boring or penetrating the earth – Boring with explosion in inaccessible hole – Concave-shaped charge

Perforating guns having multiple configurations