PL45911B1 - - Google Patents

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Publication number
PL45911B1
PL45911B1 PL45911A PL4591157A PL45911B1 PL 45911 B1 PL45911 B1 PL 45911B1 PL 45911 A PL45911 A PL 45911A PL 4591157 A PL4591157 A PL 4591157A PL 45911 B1 PL45911 B1 PL 45911B1
Authority
PL
Poland
Prior art keywords
oxides
silicon
lead
aluminum
moles
Prior art date
Application number
PL45911A
Other languages
English (en)
Polish (pl)
Filing date
Publication date
Application filed filed Critical
Publication of PL45911B1 publication Critical patent/PL45911B1/pl

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PL45911A 1957-11-22 PL45911B1 (https=)

Publications (1)

Publication Number Publication Date
PL45911B1 true PL45911B1 (https=) 1962-06-15

Family

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