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AU439655B2 - Regeneration of chromic acid etching solutions - Google Patents

Regeneration of chromic acid etching solutions

Info

Publication number
AU439655B2
AU439655B2 AU19699/70A AU1969970A AU439655B2 AU 439655 B2 AU439655 B2 AU 439655B2 AU 19699/70 A AU19699/70 A AU 19699/70A AU 1969970 A AU1969970 A AU 1969970A AU 439655 B2 AU439655 B2 AU 439655B2
Authority
AU
Australia
Prior art keywords
regeneration
chromic acid
acid etching
etching solutions
solutions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
AU19699/70A
Other versions
AU1969970A (en
Inventor
D. Dottavio Eugene
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MacDermid Inc
Original Assignee
MacDermid Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MacDermid Inc filed Critical MacDermid Inc
Application granted granted Critical
Publication of AU1969970A publication Critical patent/AU1969970A/en
Publication of AU439655B2 publication Critical patent/AU439655B2/en
Expired legal-status Critical Current

Links

AU19699/70A 1969-09-12 1970-09-09 Regeneration of chromic acid etching solutions Expired AU439655B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS861,542 1969-09-12

Publications (2)

Publication Number Publication Date
AU1969970A AU1969970A (en) 1972-03-16
AU439655B2 true AU439655B2 (en) 1972-03-16

Family

ID=

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