Title: Coatings for ferrous substrates

Abstract: Coatings for silicon steel comprised of MgO, an amorphous magnesia-silica complex and a lithium bearing compound.

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Inventors: Lee, Leonard S. (Daly City, CA, US)
Sopp, Samuel W. (Foster City, CA, US)
Siegel, Howard M. (Pacifica, CA, US)

Application Number: 570053
Filing Date: 1975-04-21
Publication_date: 1976-03-02
Assignee: Merck & Co., Inc. (Rahway, NJ)
Primary Class(es): 148/27 148/113, 148/122, 148/308, 427/127, 428/432, 501/72
Other Classes:
US Patent Ref:

3697322	Oct, 1972	Lee et al.	148/113.
3765957	Oct, 1973	Hamachi et al.	148/113.

Other Refs:
Primary Examiner: Satterfield, Walter R.
Assistant Examiner:
Attorney: Pfeiffer; Hesna J., Levitt; Julian S.