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.

Date of Patent:
Sep. 16, 2025

Filed:

Apr. 29, 2020
Applicant:

Ecco Sko A/s, Bredebro, DK;

Inventors:

Thomas Gogsig, Bredebro, DK;

Ilona Francisca Maria Coremans, Bredebro, DK;

Stojanka Petrusic, Bredebro, DK;

Assignee:

ECCO Sko A/S, Bredebro, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C14C 15/00 (2006.01); D06P 1/94 (2006.01); D06P 3/32 (2006.01);
U.S. Cl.
CPC ...
C14C 15/00 (2013.01); D06P 1/94 (2013.01); D06P 3/32 (2013.01);
Abstract

An apparatus includes a process chamber, a controllable compressor for pressurizing a fluid, a pressure reducing member, an inlet for a processing agent and a controller. The process chamber is a pressure chamber. The controllable compressor pressurizes a fluid and introduces the pressurized fluid into the process chamber from a source. Further the controllable compressor controls a predefined pressure in the process chamber to reach a supercritical state of the fluid. An inlet for a processing agent facilitates introduction of the processing agent into the process chamber prior to, during, or subsequent to pressurization of the fluid. The pressure reducing member reduces the pressure of the fluid at least to reach a gaseous state subsequent to processing the leather object such that the time for reduction of pressure exceeds a predefined reduction period or the reduction of pressure does not exceed a predefined leather pressure reduction gradient.


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