Patents for A01G 23 - Forestry (6,442)
09/1979
09/25/1979US4168729 Underwater self-gripping pile cutting device
09/18/1979US4167960 Rail-riding limber and topper
09/18/1979CA1062587A1 Tree shear tilting mechanism
09/04/1979CA1061680A1 Hydraulic circuit for tree harvesting implement
09/04/1979CA1061562A1 Apparatus for treating trees
09/04/1979CA1061561A1 Apparatus for treating trees
09/04/1979CA1061560A1 Apparatus for treating trees
08/1979
08/28/1979CA1061223A1 Method and apparatus for processing and harvesting trees
08/23/1979WO1979000575A1 Excavation and transplanting of plants with a ball of soil
08/14/1979US4164247 Tree and stump splitter
08/14/1979US4164246 Tree processing machine
08/14/1979CA1060317A1 Single piece tree shear blade having cylindrically curved cutting portion and method of making same
07/1979
07/31/1979CA1059408A1 Tree felling unit
07/24/1979CA1059013A1 Chain delimber assembly for tree harvester
07/24/1979CA1059012A1 Vehicle for removing and comminuting standing trees
07/17/1979US4161200 Tree harvester and buncher
07/17/1979CA1058488A1 Clamp assembly
07/17/1979CA1058487A1 Clamp assembly
07/03/1979CA1057629A1 Felling and cutting device
06/1979
06/26/1979US4158945 Brush clearing device
06/26/1979CA1057056A1 Tray construction for growing plants
06/19/1979CA1056598A1 Process for treating solid carbonaceous fossil fuels and the products thus prepared
06/12/1979CA1056276A1 Log-feeding and de-branching mechanism
06/12/1979CA1056275A1 Stump cutting and precision digging apparatus
06/05/1979CA1055814A1 Tree handling method including limbing
06/05/1979CA1055813A1 Method and apparatus for severing fibrous articles such as trees
06/05/1979CA1055812A1 Tree harvester control linkage
05/1979
05/29/1979US4156395 High-speed planting method and machine
05/29/1979CA1055366A1 Tree processing unit
05/15/1979CA1054492A1 Tree shearing apparatus
05/15/1979CA1054491A1 Tree shearing device
05/08/1979US4153087 Accumulator mechanism for tree harvesting apparatus
05/08/1979US4153086 Auger-type tree cutter
05/01/1979US4151868 Shear assembly having primary and secondary members
05/01/1979CA1053542A1 Tree harvesting method and tree harvesting machine
04/1979
04/24/1979CA1053128A Debris separating chipper
04/10/1979US4148526 Apparatus for sorting trees
04/10/1979US4148462 Tree felling device
04/10/1979CA1052241A1 Tree-lopping device
04/10/1979CA1052093A1 Machine for lifting stumps and snags found in a bog
04/03/1979US4147194 Traveling hose system
04/03/1979US4147191 Tree shearing apparatus
04/03/1979US4147190 Delimbing apparatus
04/03/1979CA1051756A1 Tree top ejector
03/1979
03/27/1979CA1051323A1 Apparatus for delimbing trees
03/20/1979US4144918 Tree harvester and transporter
03/20/1979CA1050861A1 Lumbering tool
03/20/1979CA1050860A1 Cam actuated tree cutting shears and buncher
03/06/1979CA1049903A1 Tree shearer
02/1979
02/27/1979US4141398 Method and apparatus for severing tree roots and felling trees
02/20/1979US4140281 Using a cylindrical separator having a perforated wall
02/20/1979CA1048995A1 Tree felling wedge
02/13/1979CA1048387A1 Apparatus for feeding trees in their longitudinal direction along the treatment line of a processor
02/13/1979CA1048386A1 Method of forest harvesting and a machine for performing said method
02/13/1979CA1048385A1 Arrangement for exploitation and concentration of timber
01/1979
01/23/1979US4135592 Four-wheel-drive articulated frame steering vehicle
01/23/1979CA1046910A1 Method of tree felling
01/23/1979CA1046909A1 Tree cutting device
01/23/1979CA1046908A1 Method and apparatus for harvesting sheared trees
01/23/1979CA1046907A1 Tree harvester and processor
01/09/1979CA1045951A1 Corrugated blade for tree harvester
01/02/1979CA1045520A1 Device for use in removal of stumps
01/02/1979CA1045362A1 Tree harvesting blade
12/1978
12/26/1978US4131294 Skidding and bunching trailer
12/26/1978US4131145 Tree cutting device
12/26/1978US4131144 Tree shear assembly with toggle linkage
12/19/1978US4130270 Wedge arrangement
12/19/1978US4130151 Log feeding and de-branching mechanism
11/1978
11/28/1978US4127154 Tree harvesting apparatus
11/28/1978US4127152 Mobile tree processor
11/28/1978CA1043236A1 Tree shear with spherical blades
11/21/1978US4126441 Method of rooting cuttings
11/21/1978US4126235 Tree harvester control linkage
11/07/1978US4124047 Arrangement for harvesting timber
11/07/1978CA1041876A1 Shear mechanism-tree harvester
11/07/1978CA1041764A1 Nursery plant container
10/1978
10/31/1978CA1041405A1 Lopping machine for stems of trees
10/31/1978CA1041404A1 Tree felling and treating apparatus_
10/24/1978US4121777 Mobile tree removing apparatus
10/24/1978CA1041232A1 Process for controlling pollution and contamination in the electrodeposition of paint
10/10/1978US4119222 Tree harvesting apparatus
10/10/1978CA1040069A1 Apparatus for cutting, felling and debranching trees
10/10/1978CA1040064A1 Method and apparatus for harvesting a tree
09/1978
09/26/1978US4116666 Method of treating seed
09/26/1978US4116250 Tree felling unit
09/26/1978US4116249 Apparatus for cutting, felling, and debranching trees
09/19/1978US4114766 Tree caddy
09/19/1978US4114666 Method of forest harvesting and a machine for performing said method
09/19/1978CA1038729A2 Tree harvesting method and clamp therefor
09/19/1978CA1038727A1 Arrangement with a tree felling unit
09/12/1978US4113124 Movable arch structure for skidder vehicle
09/05/1978US4111245 Tree delimber
09/05/1978CA1037837A1 Method for processing trees and apparatus used therin
08/1978
08/29/1978US4109689 Apparatus for processing trees
08/29/1978US4109442 Method of treating plants and means to be used in this connection
08/22/1978US4108224 Tree shear tilting mechanism
08/22/1978CA1036909A1 Method and device for feeding trees in tree harvesting apparatus
08/22/1978CA1036908A1 Apparatus and method of felling and bunching trees
08/15/1978US4106537 Felling and cutting device
08/01/1978US4103955 Log cinch
1 ... 53 54 55 56 57 58 59 60 61 62 63 64 65