Assignee
CORAL CHEMICAL CO
US·10 granted patents·206 citations·filing 1974–2005
Top patents by PatentIndex Score
10 records- 0189US6551422B1Method and apparatus for treating metalCORAL CHEMICAL CO·Filed 2000·Granted Apr 22, 2003·30 cites·2 claims
- 0286US4470853ACoating compositions and method for the treatment of metal surfacesCORAL CHEMICAL CO·Filed 1983·Granted Sep 11, 1984·51 cites·15 claims
- 0377US7815751B2Zirconium-vanadium conversion coating compositions for ferrous metals and a method for providing conversion coatingsCORAL CHEMICAL CO·Filed 2005·Granted Oct 19, 2010·5 cites·17 claims
- 0469US6027579ANon-chrome rinse for phosphate coated ferrous metalsCORAL CHEMICAL CO·Filed 1997·Granted Feb 22, 2000·32 cites·27 claims
- 0566US4752405AMetal working lubricantCORAL CHEMICAL CO·Filed 1986·Granted Jun 21, 1988·29 cites·29 claims
- 0663US3963530AStainless steels coated with black oxidesCORAL CHEMICAL CO·Filed 1974·Granted Jun 15, 1976·19 cites·6 claims
- 0760US4374681ASystem for controlling the composition of chemical treatment bathsCORAL CHEMICAL CO·Filed 1981·Granted Feb 22, 1983·18 cites·9 claims
- 0850US6713133B2Apparatus and method for application of lubricants to the surface of metallic sheet materialCORAL CHEMICAL CO·Filed 2002·Granted Mar 30, 2004·3 cites·30 claims
- 0941US6372043B2Apparatus and method for application of lubricants to the surface of metallic sheet materialCORAL CHEMICAL CO·Filed 1998·Granted Apr 16, 2002·8 cites·23 claims
- 1038US4277292ATernary corrosion resistant coatingsCORAL CHEMICAL CO·Filed 1980·Granted Jul 7, 1981·11 cites·18 claims
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