AU488530B2 - Non-chromated alkaline etching bath and etching process for aluminum - Google Patents

Non-chromated alkaline etching bath and etching process for aluminum

Info

Publication number
AU488530B2
AU488530B2 AU69632/74A AU6963274A AU488530B2 AU 488530 B2 AU488530 B2 AU 488530B2 AU 69632/74 A AU69632/74 A AU 69632/74A AU 6963274 A AU6963274 A AU 6963274A AU 488530 B2 AU488530 B2 AU 488530B2
Authority
AU
Australia
Prior art keywords
chromated
aluminum
etching
etching process
bath
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
AU69632/74A
Other versions
AU6963274A (en
Inventor
Vernon Smith Harold
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.)
Pennwalt Corp
Original Assignee
Pennwalt Corp
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
Priority claimed from US05/447,430 external-priority patent/US3957553A/en
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Application granted granted Critical
Publication of AU488530B2 publication Critical patent/AU488530B2/en
Publication of AU6963274A publication Critical patent/AU6963274A/en
Expired legal-status Critical Current

Links

AU69632/74A 1974-03-01 1974-05-31 Non-chromated alkaline etching bath and etching process for aluminum Expired AU488530B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
USUS447,430 1974-03-01
US05/447,430 US3957553A (en) 1972-08-09 1974-03-01 Non-chromated alkaline etching bath and etching process for aluminum

Publications (2)

Publication Number Publication Date
AU488530B2 true AU488530B2 (en) 1975-12-04
AU6963274A AU6963274A (en) 1975-12-04

Family

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