Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and device for the selective extraction of halide ions from photographic baths

Method and device for the selective extraction of halide ions from photographic baths

US Patent 5679503 · Granted Oct 21, 1997

Estimated economic value: $7,400,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Filters comprising oxygen-depleted SiC membranes2021
Process for the manufacture of a mesoporous product2018
Exhaust gas treatment catalyst2015
Electrochemical catalysis system2015
Purification structure including a catalysis system supported by a zircon in red2014
Electrochemical catalysis system2013
Material for forming images by inkjet printing2011
Method for processing a color reversal photographic film2004
Method and device for processing a color reversal photographic film2004
Inorganic polymer based on aluminium and silicon2004
Method of recycling wash-water resulting from film treatment2003
Method for processing a color reversal photographic film2003