Deprecated: The each() function is deprecated. This message will be suppressed on further calls in /home/zhenxiangba/zhenxiangba.com/public_html/phproxy-improved-master/index.php on line 456 AU280577B2 - Method and apparatus for the extraction of zinc from its ores and oxides
- Google Patents
AU280577B2 - Method and apparatus for the extraction of zinc from its ores and oxides
- Google Patents
Method and apparatus for the extraction of zinc from its ores and oxides
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.)
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.)
Bernard H Trzffleman
Original Assignee
Bernard H Trzffleman
Filing date
Publication date
Application filed by Bernard H TrzfflemanfiledCriticalBernard H Trzffleman
Application grantedgrantedCritical
Publication of AU2866763ApublicationCriticalpatent/AU2866763A/en
Publication of AU280577B2publicationCriticalpatent/AU280577B2/en