JF

Jan Folsberg

FA Flsmidth A/S: 16 patents #1 of 270Top 1%
FL Flsmidth: 1 patents #6 of 42Top 15%
Overall (All Time): #258,416 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8113452 Roller mill Rainer Closter Jespersen 2012-02-14
5899394 Ring roller mill 1999-05-04
5823450 Ring roller mill 1998-10-20
5716015 Ring roller mill 1998-02-10
5649667 Ring roller mill 1997-07-22
5624039 Separator for sorting of particular material 1997-04-29
5454520 Method for controlling the material feed to a roller press for grinding particulate material 1995-10-03
5449404 Method for manufacturing cement 1995-09-12
5417760 Method for manufacturing of normal as well as ultra-fine cement 1995-05-23
5405091 Method for grinding of material 1995-04-11
5354002 Double separator for sorting particulate material 1994-10-11
4869434 Vertical roller mill 1989-09-26
4715544 Vertical roller mill 1987-12-29
4689140 Separator for sorting particulate material 1987-08-25
4689141 Separator for sorting particulate material, with a plurality of separately adjustable guide vane sets 1987-08-25
4626343 Separator for sorting particulate material 1986-12-02
4582260 Method of and plant for grinding pulverulent or granular materials 1986-04-15
4511462 Method and apparatus for sorting particulate material 1985-04-16