EB

Ernest P. Butler

AL Alcan International Limited: 5 patents #44 of 522Top 9%
Overall (All Time): #889,537 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5525223 Apparatus for introducing an agent into a liquid or gas at a controlled rate 1996-06-11
5223050 Al-Mg-Si extrusion alloy Anthony Bryant, David J. Field 1993-06-29
5137634 Composite membrane Rowena Roshanthi Landham, Michael P. Thomas 1992-08-11
4938870 Composite membrane Rowena Roshanthi Landham, Michael P. Thomas 1990-07-03
4861389 Al-Mg-Si extrusion alloy and method Anthony Bryant, David J. Field 1989-08-29
4534807 Heat treatment of aluminium alloys containing lithium David J. Field, Katherine-Ann Bassett 1985-08-13