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:
May. 11, 1993
Filed:
Jun. 05, 1992
Applicant:
Inventors:
Claude G Gondel, Beaumont sur Oise, FR;
Christian P Hennebelle, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C25F / ;
U.S. Cl.
CPC ...
20412975 ;
Abstract
An acid etching bath for activating titanium alloy components, especially turbo-machine blades and discs, before macrographic anodic oxidation in an electrochemical etching process, known as the 'blue-etch' process, for the non-destructive checking of the components, comprises 75.+-.5 ml/1 of sulphuric acid, from 11 to 15 g/1 of sodium fluoride, and water as the balance.
Gondel, Claude. (1993). Acid etching bath for titanium alloy of components (U.S. Patent No. 5209829). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5209829
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile