Patents for A01B 43 - Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes (814)
03/2002
03/20/2002EP1188359A2 Soil conditioner implement
03/13/2002CN2481118Y Double-ridge stubble cleaner
01/2002
01/30/2002CN2473862Y Waste mulch film recovering machine
01/16/2002CN2471065Y Cotton stalk pulling-up apparatus
01/02/2002CN2468264Y Machine for harvesting cotton stalk
11/2001
11/27/2001CA2297221C Endoscope with reusable core and disposable sheath with passageways
11/21/2001CN2459851Y Agricultural pneumatic residual film recovery machine
10/2001
10/11/2001US20010027869 Soil conditioner implement
09/2001
09/19/2001CN2448058Y Universal stubble cleaner
08/2001
08/15/2001CN2442485Y Deep-ploughing stubble-cleaning rotary tiller for planting banana
05/2001
05/17/2001WO2001033937A1 Agricultural machinery for separating soil elements
05/09/2001CN2428949Y Apparatus for restoring plastic films in farmland
05/02/2001CN2427948Y Device for filling crushed straws in soil with moisture
05/01/2001US6223828 Landscape rake with fluid controlled float capability
04/2001
04/03/2001US6209236 Actuated material loader with open fence
02/2001
02/28/2001EP1078562A2 Soil preparation implement
02/24/2001CA2316705A1 Soil preparation implement
01/2001
01/24/2001CN2415580Y Machine for pulling out and gathering cotton stalks
12/2000
12/06/2000EP0812127A4 Rock raking apparatus
11/2000
11/22/2000CN2406459Y Apparatus for chopping stubbles and digging roots
10/2000
10/28/2000CA2270292A1 Stone gathering apparatus
10/11/2000CN2399903Y Cylinder damaged film pickup with tine rake
09/2000
09/20/2000CN2396609Y Residual mulching film removing recovery implement for farm field
09/13/2000CN2395509Y Machine for removing straw
09/13/2000CN2395508Y Fluted disc type machine for recovering broken film
08/2000
08/09/2000CN2390384Y Stalks recovering device matched with machine for stalks crushing and returning to fields
07/2000
07/25/2000US6092607 Hydraulic ground-cleaning apparatus
07/25/2000US6092606 Stone gathering apparatus
06/2000
06/21/2000CN2383304Y Medium-sized harvester for cotton stalk
05/2000
05/23/2000CA2197482C Parkable grapple having quick attachment to loader holder
05/10/2000CN2376704Y Walking tractor
03/2000
03/28/2000US6041866 Rock picker
12/1999
12/29/1999CN2355513Y Novel stubble cleaner
12/22/1999CN2354316Y Waste plastic film recovering apparatus with comb rotor
12/15/1999CN2353116Y Front-mounted hydraulic straw-shredding stuble cheaner
11/1999
11/17/1999CN2348572Y Maize stalk cut crushing stubble cleaner
11/10/1999CN2347366Y Corn stalk skimming harvester
10/1999
10/20/1999CN2343749Y Ridge-tillage spring-tooth film rolling machine
10/20/1999CN2343748Y Film rolling machine
08/1999
08/18/1999CN2333150Y Agricultural cotton stalk puller
08/18/1999CN2333149Y Corn stalk shredding and stubble-cleaning machine
08/17/1999CA2198785C Rock picker
08/11/1999CN2332151Y Curling type remnant film recoverer
06/1999
06/16/1999CN2323558Y Tobacco cotton and maize stalk-removing machine
05/1999
05/12/1999CN2317602Y Rod-tooth fence cylinder pickup device
05/05/1999CN2316800Y Gear-hanging film gatherer
04/1999
04/28/1999CN2315759Y Corn stubble cleaner
03/1999
03/10/1999EP0900993A2 Mine clearance apparatus
02/1999
02/18/1999WO1999007286A1 Endoscope with reusable core and disposable sheath
12/1998
12/29/1998CA2093384C Powered rake having debris windrowing mechanism with helical splines
11/1998
11/25/1998CN2297834Y Stubble shredding device
11/18/1998CN2297034Y Fragrant-flowered garlic root remover
11/04/1998EP0658090B1 Sterilizable endoscope with separable disposable tube assembly
10/1998
10/06/1998US5817015 Endoscope with reusable core and disposable sheath with passageways
08/1998
08/26/1998CN1191064A Plate-type cotton stalk puller
07/1998
07/08/1998CN2285546Y Thick and hard root crusher for field crop
07/01/1998EP0850554A1 Stone gathering machine
07/01/1998CN2285047Y Animal driven stubble-removing machine
04/1998
04/16/1998CA2187954A1 Multipurpose equipment
03/1998
03/18/1998CN2276244Y Mulch film recovery and draw-out stubble maching
02/1998
02/23/1998CA2207511A1 Rock and material loading apparatus
01/1998
01/06/1998US5704892 Endoscope with reusable core and disposable sheath with passageways
12/1997
12/24/1997CN2271094Y Machine for grinding straw and turning of stubble
12/17/1997EP0812127A1 Rock raking apparatus
12/10/1997CN2269699Y Machine for cutting cornstalk and loosening soil
11/1997
11/26/1997CN2268362Y Tractored cutting and breaking apparatus for stubbles of applepines
11/12/1997CN2266860Y Machine for cleaning stubble
11/04/1997US5682953 Device for picking and separating rocks
09/1997
09/09/1997US5664348 Rock and material loading apparatus
06/1997
06/17/1997US5639205 Parkable grapple having quick attachment to loader holder
05/1997
05/20/1997US5630476 Rock raking apparatus
02/1997
02/26/1997CN2247924Y Stubble cleaner
02/12/1997CN2246887Y Machine for removing straw from farm land
01/1997
01/15/1997CN2244803Y Picking-up machine for residual mulching film
01/01/1997CN2243763Y Stubble cleaner
10/1996
10/16/1996CN2237319Y Multifunctional stubble cleaner
10/15/1996US5564506 Rock raking apparatus
09/1996
09/06/1996WO1996026634A1 Rock raking apparatus
09/06/1996CA2213830A1 Rock raking apparatus
05/1996
05/22/1996CN2227396Y Multipurpose cultivating seeder
02/1996
02/06/1996US5489256 Sterilizable endoscope with separable disposable tube assembly
12/1995
12/27/1995CN2215793Y Damaged mulching film pick-up machine with multiple telescopic rod drum
12/26/1995US5477926 Agricultural implement for separating and crushing rocks
12/20/1995CN2215171Y Machine for hoeing ground
10/1995
10/25/1995CN2210514Y Cotton-stalk pulling-up device
09/1995
09/28/1995WO1995025596A1 Magnetic separator
09/19/1995US5450907 For gathering debris on the ground
08/1995
08/23/1995CN2205626Y Straight shank blade for stubble cleaning machine
08/16/1995CN2205096Y Suspension reversal rotary stubble cutting machine
08/09/1995CN2204479Y Dual edge cutting tool of stubble cutting machine
08/01/1995US5437333 Adjustable rock collecting implement with guards
06/1995
06/21/1995EP0658090A1 Sterilizable endoscope with separable disposable tube assembly
06/21/1995CN2200900Y Stubble cleaning and ridge piling-up machine
06/07/1995CN2199667Y Multifunctional harvester for removing plant haulm
05/1995
05/24/1995EP0654208A1 Apparatus for separating rookcrops from stones and ground
04/1995
04/04/1995US5402768 Endoscope with reusable core and disposable sheath with passageways
03/1995
03/29/1995CN2193011Y Cotton firewood pulling machine
03/02/1995WO1995005729A1 Visibility improvement device for stone lifters
03/01/1995CN2190397Y Digging and cutting machine for corn root and stem
02/1995
02/22/1995CN2189812Y Plastic film removing machine
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