| Patents for B27L 1 - Debarking or removing vestiges of branches from trees or logs; Machines therefor (1,111) |
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| 04/30/1995 | CA2102056A1 Flail chain connector |
| 04/27/1995 | WO1995011118A1 Cutting disc |
| 04/27/1995 | WO1995011117A1 Butt reducing machine |
| 04/11/1995 | CA1335169C Debarking drum |
| 03/28/1995 | CA2106950C Wood fibre debris processor |
| 03/07/1995 | US5394912 Wood fibre debris processor |
| 02/16/1995 | WO1995004596A1 Wood fibre debris processor |
| 02/02/1995 | WO1995003158A1 Bearing and/or drive for a rotating drum, especially a peeling drum |
| 11/24/1994 | WO1994026484A1 Logs and branches debarker with converging blades |
| 11/24/1994 | DE4416195A1 Process and equipment for felling and processing trees |
| 10/26/1994 | CN1093969A Imitation red-wood and its making method |
| 10/12/1994 | CN2179242Y Bamboo chip surface removing machine |
| 09/29/1994 | DE4303792C1 Mobile debarking machine |
| 09/27/1994 | US5349999 Mobile combination debarking/chipping machine |
| 09/20/1994 | CA2045978C Pulp log discharge system for a debarking drum |
| 09/15/1994 | WO1994020272A1 Apparatus for debarking logs individually |
| 09/06/1994 | US5343912 Debarking chain quick change fitting |
| 09/01/1994 | WO1994019158A1 Apparatus for removing bark from whole logs |
| 08/24/1994 | CN1091075A Portable vibration barking machine |
| 08/16/1994 | US5337811 Debarker infeed conveyor |
| 08/11/1994 | DE4303791A1 Mobile debarking machine |
| 08/11/1994 | CA2105197A1 Log debarking chain flail and apparatus |
| 06/22/1994 | CN2169533Y Log bark removing machine |
| 06/21/1994 | US5322104 Flail drum machines and methods |
| 06/21/1994 | US5322102 Pruning apparatus having a helical cutting head |
| 05/03/1994 | CA1329232C Driving device |
| 04/27/1994 | CN2163041Y Portable peeler |
| 04/20/1994 | EP0592408A1 Procedure and apparatus for controlling a barking process. |
| 03/29/1994 | US5297601 Triple head high speed log debarker |
| 03/17/1994 | WO1994005474A1 Method in the process of timber debarking |
| 03/17/1994 | CA2078355A1 Debarker head |
| 03/15/1994 | US5293916 Log debarking chain flail and apparatus |
| 03/15/1994 | US5293914 Hydraulic control circuit for a delimbing apparatus |
| 02/23/1994 | CN2157004Y Self-force rotary barker |
| 01/11/1994 | CA1326049C Infeed conveyor for saw |
| 11/23/1993 | US5263522 Apparatus for removing bark from whole logs |
| 11/18/1993 | EP0427727B1 Driving device |
| 11/11/1993 | DE4215274A1 Machine for removing bark from tree trunks - has control cab fixed to moving arm which swivels on horizontal axle |
| 11/10/1993 | EP0569345A1 Apparatus for reducing root swellings on tree trunks |
| 11/09/1993 | CA1324060C Device for branch trimming of tree |
| 11/03/1993 | CN2145098Y Hand small-diameter wood branch peeling machine |
| 11/02/1993 | US5257457 Hand-held tree girdler |
| 10/05/1993 | US5249613 Debarking/delimbing apparatus |
| 09/28/1993 | US5247978 Procedure and apparatus for controlling a barking process |
| 09/28/1993 | US5247977 High speed log debarker |
| 09/16/1993 | WO1993017844A1 High speed log debarker |
| 09/16/1993 | CA2107913A1 High speed log debarker |
| 09/07/1993 | US5241999 Infeed chute with wings for dual cranes |
| 08/24/1993 | CA1321528C Combination log debarker-chipper |
| 08/19/1993 | DE4304128A1 Grinding wheel with replaceable ceramic abrasive elements - which are retained by concrete adhesive element and metal plate |
| 08/15/1993 | CA2089197A1 Method and arrangement for fastening a grinding segment |
| 08/05/1993 | CA2087069A1 Apparatus and method for feeding steam into the hollow longitudinal staves of a debarking drum |
| 05/25/1993 | CA1318221C Tool for rotation ring type barking machines |
| 05/19/1993 | DE4137366A1 Debarking mechanism for felled tree trunks - is mounted on a tractor and driven from its PTO shaft |
| 04/13/1993 | US5201353 Reconfigurable debarker head |
| 04/13/1993 | CA1316082C Debarking means for rotation ring type barking machines |
| 04/13/1993 | CA1316081C Tool for rotation ring type barking machines |
| 03/30/1993 | US5197524 Apparatus and method for feeding steam into the hollow longitudinal staves of a debarking drum |
| 03/16/1993 | US5193597 Material stripper and debris removal apparatus therefor |
| 03/11/1993 | DE4125960C1 Machine for peeling bark from felled trees - has cutter for felling trees with guide including rollers and guide arms connected to rollers |
| 02/16/1993 | US5186227 Driving device |
| 02/09/1993 | US5184656 Method of cutting frond stubs from a date palm |
| 12/08/1992 | US5168907 Debarker head |
| 11/25/1992 | CN2122712U Portable machine for removing bark from small-diameter logs |
| 10/29/1992 | WO1992018305A1 Gas spring for barking machines |
| 10/29/1992 | WO1992018304A1 Rotation-ring barker |
| 09/23/1992 | EP0328605B1 Feed roller for a device for processing tree trunks |
| 09/22/1992 | US5148844 For delimbing and/or debarking wood products |
| 08/20/1992 | WO1992013686A1 A method and an arrangement for removing bark from a trunk |
| 08/11/1992 | CA1306171C Method and apparatus for pretreating and debarking logs |
| 08/04/1992 | US5134929 Method and equipment for compressing material consisting of particles |
| 07/12/1992 | CA2042181A1 Rotary cutters for ring debarkers |
| 07/09/1992 | WO1992011119A1 Barking tool for rotation ring type barking machines |
| 07/07/1992 | US5127453 Apparatus for removing branches from tree trunks |
| 06/23/1992 | CA1303944C Side loading debarking/delimbing apparatus and method |
| 06/16/1992 | CA1303466C Recirculating oil lubrication system for rotary ring log barkers |
| 06/11/1992 | DE4139614A1 Feed system for advancing tree trunks in collecting units - uses flexible oblong contact belt to produce friction feed |
| 06/08/1992 | CA2056333A1 Feed arrangement for a harvester |
| 06/02/1992 | US5117881 Pressure control system for ring debarkers with rotary cutters |
| 05/12/1992 | US5111860 Compression log debarking apparatus |
| 04/14/1992 | CA1298696C Arm controlled power cutter |
| 03/25/1992 | EP0477166A1 Apparatus for reducing root swellings on tree logs |
| 03/24/1992 | US5097880 Rotary log debarker with improved air management system |
| 03/10/1992 | USRE33840 Combination log debarker-chipper |
| 03/10/1992 | US5094281 Debarking/delimbing apparatus |
| 03/03/1992 | US5092380 Method of cutting fronds or frond stubs from a date palm tree |
| 02/18/1992 | CA1295922C Barking drum and method of heating same |
| 01/28/1992 | US5083897 Deck for metering logs to debarking drum infeed chute |
| 01/02/1992 | DE4109704A1 Device for removing bark from tree trunks - has motor driven chain which rotates about central axle |
| 12/10/1991 | US5070919 Rotary cutters for ring debarkers |
| 12/10/1991 | CA1292924C Method for limbing, barking and chipping, and a device for utilization of the method |
| 12/04/1991 | EP0301010B1 Apparatus for debarking |
| 11/27/1991 | EP0301011B1 Method for limbing, barking and chipping, and a device for utilization of the method |
| 11/20/1991 | CN2088929U Machine for removing green from mao bamboo |
| 11/12/1991 | US5063981 Method and means of conveyance of solid matter in pieces or particles |
| 11/03/1991 | WO1991017030A1 Procedure and apparatus for controlling a barking process |
| 10/22/1991 | CA1291010C Tree size adaptable debarking/delimbing apparatus |
| 09/24/1991 | CA1289441C Apparatus for debarking trees |
| 09/05/1991 | WO1991012943A1 A device for barking logs and similar |
| 09/03/1991 | US5044412 Method and apparatus for debarking logs |