Assignee
AMCHEM PROD
US110 patents
Top patents by PatentIndex Score
US4647480AMar 3, 1987
Use of additive in aqueous cure of autodeposited coatings
AMCHEM PROD186 citations98
US3968933AJul 13, 1976
Apparatus for hydraulic planting
AMCHEM PROD59 citations96
US4273592AJun 16, 1981
Coating solution for metal surfaces
AMCHEM PROD75 citations95
US4148670AApr 10, 1979
Coating solution for metal surface
AMCHEM PROD144 citations95
US3964936AJun 22, 1976
Coating solution for metal surfaces
AMCHEM PROD76 citations95
US4541945ASep 17, 1985
Inhibitor-containing acid cleaning compositions and processes
AMCHEM PROD64 citations93
US4851148AJul 25, 1989
Method of controlling an aluminum surface cleaning composition
AMCHEM PROD47 citations92
US4800106AJan 24, 1989
Gloss enhancement of autodeposited coatings
AMCHEM PROD31 citations92
US4540444ASep 10, 1985
Aluminum cleaner and system
AMCHEM PROD27 citations92
US4373050AFeb 8, 1983
Process and composition for coating metals
AMCHEM PROD35 citations92
US4370177AJan 25, 1983
Coating solution for metal surfaces
AMCHEM PROD86 citations92
US4051805AOct 4, 1977
Can washing and coating system
AMCHEM PROD48 citations92
US4030945AJun 21, 1977
Rinsing coated metallic surfaces
AMCHEM PROD45 citations92
US4838957AJun 13, 1989
Phosphate coatings for metal surfaces
AMCHEM PROD29 citations91
US4756846AJul 12, 1988
Alkaline tin-plate degreasing detergent
AMCHEM PROD30 citations91
US4668421AMay 26, 1987
Non-fluoride acid compositions for cleaning aluminum surfaces
AMCHEM PROD28 citations91
US4435223AMar 6, 1984
Non-fluoride acid compositions for cleaning aluminum surfaces
AMCHEM PROD31 citations91
US4370173AJan 25, 1983
Composition and method for acid cleaning of aluminum surfaces
AMCHEM PROD34 citations91
US4243704AJan 6, 1981
Autodeposition coating process
AMCHEM PROD31 citations91
US4242379ADec 30, 1980
Acid inhibitor treatment of substrate prior to autodeposition
AMCHEM PROD35 citations91
US4009115AFeb 22, 1977
Composition and method for cleaning aluminum at low temperatures
AMCHEM PROD51 citations91
US4762638AAug 9, 1988
Alkaline cleaner for aluminum
AMCHEM PROD69 citations90
US4728456AMar 1, 1988
Aluminum surface cleaning agent
AMCHEM PROD33 citations90
US3932198AJan 13, 1976
Coating solution having trivalent chromium and manganese for coating metal surfaces
AMCHEM PROD79 citations90
US4780150AOct 25, 1988
Corrosion inhibited acid cleaners
AMCHEM PROD26 citations89
US4737195AApr 12, 1988
Activator-accelerator mixtures for alkaline paint stripper compositions
AMCHEM PROD32 citations89
US4347172AAug 31, 1982
Process and composition for coating metals
AMCHEM PROD35 citations89
US4313769AFeb 2, 1982
Coating solution for metal surfaces
AMCHEM PROD47 citations89
US4108817AAug 22, 1978
Autodeposited coatings
AMCHEM PROD38 citations89
US4103049AJul 25, 1978
Process for applying resinous coating to metal surface
AMCHEM PROD37 citations89
US4382825AMay 10, 1983
Alkaline cleaner for ferrous-based metal surfaces
AMCHEM PROD41 citations88
US4381203AApr 26, 1983
Coating solutions for zinc surfaces
AMCHEM PROD35 citations88
US4278477AJul 14, 1981
Metal treatment
AMCHEM PROD31 citations88
US4786336ANov 22, 1988
Low temperature seal for anodized aluminum surfaces
AMCHEM PROD48 citations86
US4260491AApr 7, 1981
Chrome removal waste treatment process
AMCHEM PROD46 citations86
US3972821AAug 3, 1976
Heat transfer composition and method of making
AMCHEM PROD63 citations86
US4717431AJan 5, 1988
Nickel-free metal phosphating composition and method for use
AMCHEM PROD27 citations84
US4082867AApr 4, 1978
Oil emulsion removal and recovery of oil
AMCHEM PROD33 citations83
US4637839AJan 20, 1987
Treating autodeposited coating with Cr composition
AMCHEM PROD21 citations82
US4616306AOct 7, 1986
Metal treating process control
AMCHEM PROD30 citations82
US4497667AFeb 5, 1985
Pretreatment compositions for metals
AMCHEM PROD49 citations82
US4414350ANov 8, 1983
Ferrous complexing agent for autodeposition
AMCHEM PROD21 citations82
US4180469ADec 25, 1979
Dithiocarbamate sulfonium salt inhibitor composition
AMCHEM PROD23 citations82
US3931930AJan 13, 1976
Variable spray apparatus and method
AMCHEM PROD32 citations82
US4178400ADec 11, 1979
Autodeposited coatings
AMCHEM PROD40 citations81
US4124407ANov 7, 1978
Method for cleaning aluminum at low temperatures
AMCHEM PROD36 citations81
US4012351AMar 15, 1977
Stabilization of acidic aqueous coating compositions containing an organic coating-forming material
AMCHEM PROD23 citations81
US3966600AJun 29, 1976
Process for the treatment of waste water from a fiberglass manufacturing process
AMCHEM PROD35 citations81
US3960610AJun 1, 1976
Process for coating metals
AMCHEM PROD27 citations81
US4886616ADec 12, 1989
Aluminum surface cleaning agent
AMCHEM PROD22 citations80
Showing the top 50 of 110 patents by PatentIndex Score.