Valmet Fibertech AB
33Patents
0Active
33Granted
35Portfolio score
Filing activity: Jan 21, 1999 → Sep 10, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6276622A | Refining disc for disc refiners | Performing Operations; Transporting | 29 | Expired |
| US6592062B1 | Refining element | Performing Operations; Transporting | 22 | Expired |
| US6461505B1 | Dewatering device | Performing Operations; Transporting | 13 | Expired |
| US6361650B1 | Process for upgrading of thermomechanical pulp to higher quality pulp | Textiles; Paper | 10 | Expired |
| US6393688B1 | De-wiring apparatus | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6464826B1 | Method for producing and treating wood fiber | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6221265A | Method and device for concentrating liquid-drenched material | Performing Operations; Transporting | 7 | Expired |
| US6702120B1 | Screening apparatus including two screen means | Textiles; Paper | 6 | Expired |
| US6820350B1 | Method of drying lignocellulose material | Performing Operations; Transporting | 5 | Expired |
| US6957785B2 | Refining segment for a rotatable refining disc, and a refining apparatus comprising a refining disc with such refining segment | Textiles; Paper | 5 | Expired |
| US6932290B2 | Refining segment and a refining apparatus comprising a refining disc with such refining segment | Textiles; Paper | 5 | Expired |
| US7130040B2 | Method for continuous determination of the properties of a flow of wood fibres for fabrication of fibreboard | Physics | 4 | Expired |
| US6508353B1 | Conveyor and plant for baling paper pulp | Physics | 4 | Expired |
| US6241102A | Screening device | Performing Operations; Transporting | 4 | Expired |
| US6685007B1 | Sluice for discharging bulk material | Performing Operations; Transporting | 4 | Expired |
| US6503425B1 | Method for forming of a fiber mat | Performing Operations; Transporting | 4 | Expired |
| US6357144B1 | Two stage process for drying of raw wood material | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US6257413A | Screen panel | Textiles; Paper | 3 | Expired |
| US6915711B1 | Method and means for measuring stress forces in refiners | Textiles; Paper | 3 | Expired |
| US6996454B1 | Method and control system for controlling a conveyor system and a plant for baling paper pulp | Performing Operations; Transporting | 3 | Expired |
| US6454687B1 | Edge ring for a press roll | Textiles; Paper | 2 | Expired |
| US6938846B1 | Screening apparatus with slot ring moveable in axial direction | Textiles; Paper | 2 | Expired |
| US6488468B1 | Pulp pump | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6772574B1 | Binding means | Performing Operations; Transporting | 1 | Expired |
| US6726022B2 | Screening device and rotor for use in a screening device | Textiles; Paper | 1 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.