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:
Feb. 05, 2019
Filed:
Nov. 14, 2016
Applicants:
Ralf Schmand, Unterschleissheim, DE;
Abraham Sliwo, Walchwil, CH;
Inventors:
Ralf Schmand, Unterschleissheim, DE;
Abraham Sliwo, Walchwil, CH;
Assignee:
Linde Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E02D 3/115 (2006.01); F25D 3/10 (2006.01); E02D 3/11 (2006.01); F25D 7/00 (2006.01); F25D 17/02 (2006.01);
U.S. Cl.
CPC ...
E02D 3/115 (2013.01); E02D 3/11 (2013.01); F25D 3/10 (2013.01); F25D 7/00 (2013.01); F25D 17/02 (2013.01);
Abstract
A method and a device for freezing the ground are provided with a freeze pipe closed on one front side, and an inner pipe extending into the freeze pipe for supplying a cooling agent, and wherein a hollow body is provided, whose inner diameter is larger than the outer diameter of the freeze pipe.