Porcelain enamel coating for high-carbon steel

A porcelain enamel coating suitable for use on high-carbon content, heat-rolled sheet steel is provided. The coating includes a ground coat layer for coating directly onto the steel and a cover coat layer. The ground coat layer includes ...

RA Wallace，CK Ming - US

Paintingmethod by spraying glassy material

A glassy material spraying and painting method comprising directly spraying a powdered glassy material onto a surface of an object to be painted to form a glassy coat on the surface. It is also possible to perform an undercoat on the sur...

M Nakashima - US

Porcelain enamel coating for high-carbon steel

A porcelain enamel coating (12) suitable for use on high-carbon content steel is provided. The coating includes a ground coat layer (14) directly onto the steel (10) and a cover coat layer (18). The ground coat layer includes a soft grou...

RA Wallace，MC Kuo - WO

Preparation of nickel and chromium substrates for ceramic coating

A process and product are disclosed relating to the preparation of a metallic substrate of a workpiece for a subsequent deposition of a ceramic coating, such as porcelain enamel, in which the metal of the substrate is one that is not suf...

RL Ward - US

Process for treating steel sheets for the purpose of enamelling the sheets

For treating a steel sheet for subsequent enamelling of the sheet with one coat of enamel: After rolling the sheet, there is deposited thereon a coat of nickel and/or cobalt, a salt of said metals or mixtures of said salts. After drying,...

CGH Brun，PMR Tirmarche - US

Method of preventing hydrogen penetration into steel

1. A method of applying a vitreous enamel coating to a steel article, comprising applying a vitreous enamel coating composition directly to one portion of the steel article, applying directly to a second and separate portion of the steel...

Sullivan, James D.

Vitreous enamel-coated ferrous article and method of making the same

1. A method of applying a vitreous enamel coating to a steel article, comprising applying a vitreous enamel coating composition directly to one portion of the steel article, applying directly to a second and separate portion of the steel...

Sullivan, James D. - US

Fish scale free enamelling of non-enamellable steel sheet

The present invention relates to glass compositions suitable for porcelain enamel application on any steel quality, and thereby providing a coating free of fish scale defects or any defects generated by hydrogen.

D Vincent，L Koen

Fish scale free enamelling of non-enamellable steel sheet

The present invention relates to glass compositions suitable for porcelain enamel application on any steel quality, and thereby providing a coating free of fish scale defects or any defects generated by hydrogen.

D Vincent，L Koen - EP