AL

Alf I. Lindstrom

SA Sunds Defibrator Aktiebolag: 5 patents #1 of 40Top 3%
SA Sunds Defibrator Industries Ab: 2 patents #9 of 71Top 15%
VA Valmet Fibertech Aktiebolag: 2 patents #8 of 30Top 30%
Overall (All Time): #525,409 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
6216877 Screen panel and method of its manufacture 2001-04-17
6123121 Distributing device for paper pulp Kjell Forslund, Anders Bergdahl, Klas Kristrom 2000-09-26
5271503 Screening device 1993-12-21
5232552 Screening device N. Jorgen Lundberg 1993-08-03
4900400 Arrangement for liquid treatment of pulp Per E. W. Gudmundsson, Jan Berg 1990-02-13
4808310 Apparatus for liquid treatment of pulp with vapor separation 1989-02-28
4657637 Pulp treatment apparatus having lowerable vacuum containers to facilitate removal thereof 1987-04-14
4531892 Apparatus for pumping of pulp Lars E. Nasman 1985-07-30
D267047 Coin box 1982-11-23
4303207 Screening apparatus 1981-12-01