Liquid Reactive Coating Composition Utilized Patents (Class 148/243)
Contains an atom of hafnium, titanium or zirconium (excludes activating composition) (Class 148/247)
- Liquid composition applied prior to reaction of metal substrate with phosphorus (e.g., cleaning, activating, etc.) (Class 148/254)
- With additional coating composition containing an atom of chromium, phosphorus or sulfur (Class 148/255)
- Specified liquid or gaseous coating composition applied after reaction with phosphorus (Class 148/256)
- Contains an atom of chromium (Class 148/258)
- Contains organic additive other than for pH control (Class 148/259)
- Contains an atom of arsenic, boron or metal atom other than alkali metal (Class 148/261)
- Post chromium treatment with specified material (other than mere air drying) (Class 148/265)
- Contains an atom of sulfur, selenium or tellurium (Class 148/266)
- Contains trivalent chromium ion or reducing agent or an organic additive (Class 148/267)
- Contains an atom or boron, silicon or metal atom other than alkali metal (Class 148/268)