Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Process for treating the surface of valve metals with chalcogens

Process for treating the surface of valve metals with chalcogens

US Patent 4548672 · Granted Oct 22, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method for coating a substrate surface and coated product2014
Valve metal powders2009
Valve metal powders and process for producing them2006
Tantalum powder, method for producing same powder and sintered anodes obtained f2001
Tantalum powder, method for producing same powder and sintered anodes obtained f2001
Luminous display element with a light coupled into a light conducting housing2001
Implantable medical device with end-of-life battery detection circuit1998
Galvanic cell having improved cathode1996
Pharmaceutical preparation for supplying fluoride ions1996
Process for improving the flowability and increasing the bulk density of high-su1986
Process for improving the flowability and increasing the bulk density of high-su1986
Process for improving the flowability and increasing the bulk density of high-su1986