DG

Daniel E. Groteke

UN Unknown: 3 patents #7,366 of 83,584Top 9%
Overall (All Time): #423,916 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
7935302 Automatic dross processing system 2011-05-03
6555050 Dross processing system Earl J. Becher, Timothy Judkins, Joseph A. Judkins 2003-04-29
6464929 Dross processing system 2002-10-15
6136262 Dross processing system 2000-10-24
4572486 Molten metal filtering vessel with internal filter Avery L. Kearney 1986-02-25
4564175 Molten metal transfer crucible with external filter Avery L. Kearney 1986-01-14
4504392 Apparatus for filtration of molten metal 1985-03-12
4455238 Apparatus and method for filtration of a molten metal stream 1984-06-19
4444377 Molten metal transfer crucible Avery L. Kearney 1984-04-24
4440640 Hoist to be used in combination with molten metal filtering apparatus Maurice R. Meeker 1984-04-03
4395333 Pre-wet and reinforced molten metal filter 1983-07-26
4394271 Apparatus and method for filtration of molten metal 1983-07-19