The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 07, 1992
Filed:
May. 02, 1991
Applicant:
Inventor:
Ulrich Oestreich, Munich, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin and Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21C / ;
U.S. Cl.
CPC ...
2541344 ;
Abstract
A method for inserting cables within a pipe characterized by closing one end of the pipe with a cap having an opening or port for introducing a flow of an agent and having a plurality of closed entry channels, opening one of said entry channels and inserting a cable through said opened entry channel while applying a flow through the opening or port so that the flowing agent creates a turbulence within the pipe for engaging the surfaces of the cable inserted through the opened entry channel to carry said cable along the length of said pipe.