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:
Nov. 22, 2005

Filed:

Dec. 05, 2000
Applicants:

Pierre Olry, Bordeaux, FR;

Mark Kazakov, Moscow, RU;

Sylvie Loison, Saint Medard en Jalles, FR;

Marina Marakhovskaya, Moscow, RU;

Inventors:

Pierre Olry, Bordeaux, FR;

Mark Kazakov, Moscow, RU;

Sylvie Loison, Saint Medard en Jalles, FR;

Marina Marakhovskaya, Moscow, RU;

Assignee:

Snecma Moteurs, Paris, FR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F009/16 ;
U.S. Cl.
CPC ...
Abstract

The carbonization of cellulose fiber fabric comprises an initial stage of heat treatment up to 250° C. to 350° C., with a relatively high mean temperature rise speed of 10° C./min to 60° C./min, an intermediate stage up to 350° C. to 500° C. with a lower mean temperature rise speed of 2° C./min to 10° C./min, and a final stage up to 500° C. to 750° C. with a mean temperature rise speed that is again raised to 5° C./min to 40° C./min.


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