John O'Callaghan

City:

Kalamunda

Country:

Australia

Published Applications:

Last publication date:

2010-06-01

Top Assignees for applications by John O'Callaghan

The entities that hold a legal rights for patent applications filed by inventor O'Callaghan John:

John O'Callaghan from Kalamunda, AU has applied for patents for these inventions. The list has both pending applications and granted patents:

Solvent extraction of impurity metals from a valuable metal sulphate solution

Solvent, extraction of impurities from concentrated metal sulphate solutions

InventorID:

4086889 ⎘