Patent · US Active

Method for producing a horizontal bore in the ground and horizontal drilling device

US9523240B2 · kind B2 · utility

1Cited by

11References

16Claims

0Family size

Assignee

TRACTO-TECHNIK GmbH & Co., KG · DE

Inventors

Elmar Koch · Eslohe, DE
Sebastian Fischer · Lennestadt, DE
Andreas Joachim Hanses · Lennestadt, DE

Key dates

Filing date	Mar 31, 2011
Grant date	Dec 20, 2016
Priority date	—
Expiry date	Sep 24, 2033

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B49/06
WIPO fieldCivil engineering
WIPO sectorOther fields

Abstract

A method for producing a horizontally drilled bore hole in the ground includes the steps of producing a pit having a circular cross-section; lowering a horizontal drilling device into the pit, the horizontal drilling device having a circular cross-section in at least part of the section in which it is positioned once it is lowered into the pit; and producing a horizontally drilled bore hole using the horizontal drilling device.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.