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.:

US 6862818 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 08, 2005

Filed:

Sep. 06, 2002
Applicants:

Willi Johnen, Roetgen, DE;

Glynn Jones, Raeren, BE;

Inventors:

Willi Johnen, Roetgen, DE;

Glynn Jones, Raeren, BE;

Assignee:

Otto Junker GmbH, Simmerath, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B007/00 ;
U.S. Cl.
CPC ...
Abstract

An oil removing device for cleaning pipes that are present in the form of coils in a furnace that accommodates and heats the pipes, with or without associated cooling zone, has a gas guiding device for feeding a scavenging gas to or removing it from the pipes. The gas guiding device is provided with connections for detachably and sealingly linking with a gas feed line and a gas discharge line. Ends of every pipe are separately connected to one and the same connecting head that has a gas inlet and a gas outlet opening the axially aligned therewith. The end of the gas feed line and the end of the gas discharge line are opposite each other and can be displaced along with the gas inlet opening and/or the gas outlet opening while sealingly connected.


Find Patent Forward Citations

Johnen, Willi. (2005). Oil removing device for cleaning pipes that are present in the form of coils (U.S. Patent No. 6862818). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6862818

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