Assignee
TAMPELLA OY AB
FI·163 granted patents·2,507 citations·filing 1971–1991
Top patents by PatentIndex Score
163 records- 0197US4461095AMethod of continuous drying of a paper or other porous web and a drying device for applying this methodTAMPELLA OY AB·Filed 1982·Granted Jul 24, 1984·88 cites·8 claims
- 0293US4482430AExtended nip press lubricating system for a paper machineTAMPELLA OY AB·Filed 1983·Granted Nov 13, 1984·112 cites·10 claims
- 0392US4112586AMethod of drying a cardboard or a paper web and drying device for applying this methodTAMPELLA OY AB·Filed 1976·Granted Sep 12, 1978·47 cites·15 claims
- 0487US3979944AHydraulic drill, in particular a rock drillTAMPELLA OY AB·Filed 1975·Granted Sep 14, 1976·32 cites·11 claims
- 0585US4193865AClassifying apparatus for a suspensionTAMPELLA OY AB·Filed 1978·Granted Mar 18, 1980·31 cites·3 claims
- 0685US4124441ASheet forming apparatus including edge seals for forming wiresTAMPELLA OY AB·Filed 1977·Granted Nov 7, 1978·43 cites·3 claims
- 0783US4713147AExtended nip press with displaceable center of gravity for the supporting forceTAMPELLA OY AB·Filed 1983·Granted Dec 15, 1987·69 cites·14 claims
- 0882US4622758AMethod of and a device for drying a paper web or the likeTAMPELLA OY AB·Filed 1985·Granted Nov 18, 1986·41 cites·10 claims
- 0981US4613434ADevice for treatment of wastewater by means of anaerobic fermentationTAMPELLA OY AB·Filed 1983·Granted Sep 23, 1986·47 cites·9 claims
- 1081US4432805AMethod for continuous saccharification of cellulose of plant raw materialTAMPELLA OY AB·Filed 1982·Granted Feb 21, 1984·49 cites·8 claims
- 1181US4173249AExtended nip press for a paper machineTAMPELLA OY AB·Filed 1978·Granted Nov 6, 1979·33 cites·12 claims
- 1280US4735539AApparatus for handling sheets or the likeTAMPELLA OY AB·Filed 1987·Granted Apr 5, 1988·39 cites·7 claims
- 1379US4617715AMethod for preliminary anchoring of a wire rope boltTAMPELLA OY AB·Filed 1983·Granted Oct 21, 1986·45 cites·7 claims
- 1479US4496429AExtended nip press for a paper machineTAMPELLA OY AB·Filed 1983·Granted Jan 29, 1985·37 cites·3 claims
- 1578US4932139AMethod of and an apparatus for drying a fibre webTAMPELLA OY AB·Filed 1989·Granted Jun 12, 1990·29 cites·11 claims
- 1677US4899461AMethod of drying a paper board or paper webTAMPELLA OY AB·Filed 1989·Granted Feb 13, 1990·28 cites·7 claims
- 1777US4506457AMethod and apparatus for drying a paper, or similar, webTAMPELLA OY AB·Filed 1983·Granted Mar 26, 1985·28 cites·9 claims
- 1877US4023626ASelf-adaptive hydraulic rock drillTAMPELLA OY AB·Filed 1975·Granted May 17, 1977·27 cites·14 claims
- 1976US4514111AMethod of and apparatus for installing solder bolts in rock boltingTAMPELLA OY AB·Filed 1982·Granted Apr 30, 1985·20 cites·8 claims
- 2075US5110417AExtended press zone with shallow hydrodynamic pocketTAMPELLA OY AB·Filed 1990·Granted May 5, 1992·28 cites·19 claims
- 2175US4958444AApparatus for drying a fibre webTAMPELLA OY AB·Filed 1989·Granted Sep 25, 1990·26 cites·7 claims
- 2275US4545778ACog-belt-driven, noise-suppressed power transmission deviceTAMPELLA OY AB·Filed 1983·Granted Oct 8, 1985·31 cites·3 claims
- 2374US4028995AHydraulic striking apparatusTAMPELLA OY AB·Filed 1975·Granted Jun 14, 1977·26 cites·7 claims
- 2473US4887362AMethod and an apparatus for drying a paper web or the likeTAMPELLA OY AB·Filed 1988·Granted Dec 19, 1989·25 cites·13 claims
- 2573US4595150ABlocking slab for pulp grinderTAMPELLA OY AB·Filed 1984·Granted Jun 17, 1986·18 cites·4 claims
- 2673US4506456AMethod for drying a porous web in an extended nip pressTAMPELLA OY AB·Filed 1983·Granted Mar 26, 1985·22 cites·9 claims
- 2773US3971449AProcedure for controlling a rock drill and rock drill for carrying out the procedureTAMPELLA OY AB·Filed 1974·Granted Jul 27, 1976·49 cites·18 claims
- 2872US5007354ACombustion air supply system for a recovery furnaceTAMPELLA OY AB·Filed 1990·Granted Apr 16, 1991·24 cites·11 claims
- 2971US4708533AMethod and a device for guiding a concrete feeding hose in connection with the grout feed in rock boltingTAMPELLA OY AB·Filed 1986·Granted Nov 24, 1987·25 cites·21 claims
- 3070US4824360AMethod for decreasing emissions of nitrogen oxides and sulfur oxides when burning fuels which contain nitrogen and sulfurTAMPELLA OY AB·Filed 1986·Granted Apr 25, 1989·26 cites·14 claims
- 3170US4539075APerforated sheet for the head box of a paper machineTAMPELLA OY AB·Filed 1983·Granted Sep 3, 1985·21 cites·6 claims
- 3270US4181568AHeadbox for a paper machine for the production of a fiber web of at least two pliesTAMPELLA OY AB·Filed 1978·Granted Jan 1, 1980·29 cites·14 claims
- 3369US4289209AImpact device with fluid tool rotation motorTAMPELLA OY AB·Filed 1979·Granted Sep 15, 1981·18 cites·8 claims
- 3468USD291087SWedge for a drill shank of a percussion drilling machineTAMPELLA OY AB·Filed 1984·Granted Jul 28, 1987·10 cites·1 claims
- 3567US4582145APressure-medium driven percussion deviceTAMPELLA OY AB·Filed 1983·Granted Apr 15, 1986·25 cites·5 claims
- 3666US4931140AMethod and a device for cutting a web in a paper machine by means of a water jetTAMPELLA OY AB·Filed 1988·Granted Jun 5, 1990·31 cites·4 claims
- 3766US4671366AMethod for optimizing rock drillingTAMPELLA OY AB·Filed 1985·Granted Jun 9, 1987·41 cites·11 claims
- 3865US5121802AMethod and arrangement for controlling a rock drilling apparatusTAMPELLA OY AB·Filed 1990·Granted Jun 16, 1992·29 cites·12 claims
- 3965US4787641AArrangement for sealing a chamber containing pressure mediumTAMPELLA OY AB·Filed 1987·Granted Nov 29, 1988·19 cites·7 claims
- 4065US4788047AProcess for causing the gaseous sulfur compounds of flue gases to react to form solid compounds which can be separated from the flue gasesTAMPELLA OY AB·Filed 1985·Granted Nov 29, 1988·17 cites·9 claims
- 4165US4586571AMethod of and arrangement for positioning of a drilling apparatusTAMPELLA OY AB·Filed 1984·Granted May 6, 1986·19 cites·7 claims
- 4265USD282666SShank adaptor for a rock drillTAMPELLA OY AB·Filed 1983·Granted Feb 18, 1986·9 cites·1 claims
- 4365US4336189AProcess for recovering lignosulfonates from spent sulfite liquorTAMPELLA OY AB·Filed 1980·Granted Jun 22, 1982·17 cites·2 claims
- 4464US4894147ADevice for screening pulp and a blade for the screening deviceTAMPELLA OY AB·Filed 1989·Granted Jan 16, 1990·14 cites·13 claims
- 4563US4964584ADevice for feeding a tape in severing a webTAMPELLA OY AB·Filed 1989·Granted Oct 23, 1990·18 cites·12 claims
- 4662US4998333ARoll for the press in a paper machine or the likeTAMPELLA OY AB·Filed 1989·Granted Mar 12, 1991·20 cites·4 claims
- 4762US4164315ABlank for boxesTAMPELLA OY AB·Filed 1978·Granted Aug 14, 1979·27 cites·8 claims
- 4861US4643619AApparatus for feeding cement material into a drill hole for cement bolting of a rockTAMPELLA OY AB·Filed 1984·Granted Feb 17, 1987·12 cites·2 claims
- 4961US4039033AHydraulic rock drillTAMPELLA OY AB·Filed 1976·Granted Aug 2, 1977·22 cites·2 claims
- 5060US4711090AMethod of and device for adjusting the feed movement of a drill rod for drilling a rockTAMPELLA OY AB·Filed 1987·Granted Dec 8, 1987·35 cites·9 claims
Showing the top 50 of 163 patent records by PatentIndex Score.
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