Patents for A01B 43 - Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes (814) |
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09/29/2010 | CN101843185A Field remnant film picker |
09/22/2010 | CN201585244U Multifunctional seedling bed operation machine |
09/14/2010 | CA2434186C Towed ray rake |
09/08/2010 | CN101822138A Chain harrow type farmland incomplete film-recovering machine |
09/01/2010 | CN201563356U Small tobacco seedling stage film recycling machine |
09/01/2010 | CN101816225A Chain-and-harrow type farmland residual film pick-up machine |
08/25/2010 | CN201557370U Field straw chopping and returning and used polythene film collecting combined machine |
08/25/2010 | CN201557369U Spring-tooth stubble digging placement machine |
08/11/2010 | CN201541444U Corn and broomcorn root stubble lifting and laying machine |
06/23/2010 | CN201509404U Combined machine for film removal and soil preparation |
06/09/2010 | CN101720576A Helical ridge cleaning device |
05/19/2010 | CN201467649U Straw disintegration farmland returning and residual film reclaiming combined operation machine |
05/19/2010 | CN201467645U Shift lever type plastic film residue pick-up and collecting device |
05/19/2010 | CN201467644U Residual film recycling and stubble collecting machine |
04/28/2010 | CN201440788U Spring-tooth residual film reclaimer |
03/25/2010 | US20100071918 Beach-cleaning system for separating litter from sand, trailer incorporating same, and method of using same |
03/23/2010 | CA2357227C Soil conditioner implement |
03/04/2010 | US20100051296 Self-propelled transportable rock picker |
03/03/2010 | CN101658087A Mini type mulching film recovery machine of tobacco in seedling stage |
02/17/2010 | CN201403284Y Membrane removal machine of nail roller |
02/09/2010 | US7658233 Self-propelled transportable rock picker |
01/20/2010 | CN201383921Y Multifunctional operating machine for recovering mulching films, cleaning stubbles and preparing soil |
12/09/2009 | EP2129208A1 Farming implement for separating ground elements |
12/09/2009 | CN201355900Y Film roller wheel for seeding mulching film recovery machine |
12/09/2009 | CN101595774A Mulching film stripping machine |
09/09/2009 | CN201303488Y Rotary tillage land preparation machine |
08/26/2009 | CN201294724Y Straw pulling film remover |
08/26/2009 | CN201294723Y Agricultural film residue binding device |
08/12/2009 | CN100525604C Recovery separator of cotton stalk and membrane |
08/05/2009 | CN101496464A Machine for recycling mulch film during seedling stage |
07/15/2009 | CN101480122A Film-removing wheel for recycling mulch film during seedling stage |
06/25/2009 | WO2009076729A1 Plastic mulch retriever |
05/27/2009 | CN201243448Y Screw type paddy field grass-mulching and slurrying device |
05/27/2009 | CN201243447Y Multifunctional machine for removing film |
05/27/2009 | CN201243446Y Machine for recycling plastic residue and residual root |
05/27/2009 | CN201243445Y Machine for removing film |
05/27/2009 | CN201243444Y Machine for recovering cropland residual membrane |
05/27/2009 | CN201243440Y Detachable drum-type paddy rake for burying grass |
05/06/2009 | CN201230451Y Soil tipping-out device |
05/06/2009 | CN101422093A Stalk crushing returning and residual plastic film recovery combined machine |
04/29/2009 | CN101416574A Residual mulching film recovery device |
04/08/2009 | CN201216051Y Semi-suspension type combined machine for recycling plastic residue and crushing stalk back to farmland |
02/25/2009 | CN201197268Y Machine for pricking and receiving plastic residue in farmland |
02/04/2009 | CN201188765Y Garlic harvesting device |
01/28/2009 | CN201185557Y Retracting tooth type plastic residue picking mechanism of non-circular gear planetary system |
01/21/2009 | CN201182084Y Machine for pulling stalk and film |
01/07/2009 | CN101336575A Profiling claw type floating stubble, grass cleaning mechanism |
12/17/2008 | CN201163866Y Machine for skimming corn stubble |
09/24/2008 | CN101268728A Telescopic dental formula residual film gathering method and mechanism of non-circular gear planets |
09/17/2008 | CN201115333Y Plastic film reclaiming machine tool |
09/10/2008 | CN101258795A Combination type recovering machine for residual-film between seedlings |
09/04/2008 | WO2008104903A1 Farming implement for separating ground elements |
08/13/2008 | EP1954116A2 Tine raking device |
07/30/2008 | CN101228816A Multifunctional discrete stubble plough |
07/23/2008 | CN100403870C Damaged film gathering method |
07/02/2008 | CN201078889Y Harvester for corn stubble and mulch film |
05/14/2008 | CN201057695Y Machine for recovering cropland residual membrana |
04/02/2008 | CN201042119Y Machine for gathering residual film of farmland |
04/02/2008 | CN101151952A Residual film conveying device of field cleaning and soil preparing machine |
03/26/2008 | CN100376128C Apparatus for straw crushing and covering the rigid stubble, trench digging, and ferti-seeding |
03/19/2008 | CN201036260Y Clamping type residual-film pick-up mechanism |
02/20/2008 | CN201022258Y Multifunctional residual-film recovering machine |
02/06/2008 | CN201015259Y Farmland rock picker |
01/16/2008 | CN201004820Y Cotton stalk collecting machine |
01/16/2008 | CN201004776Y United Plough for making ridges |
01/16/2008 | CN201004773Y Strew grinding return-to-field machinery |
01/09/2008 | CN201001289Y Land wheel adjustable cotton stalk pulling machine |
01/09/2008 | CN201001288Y Oblique mouth type cotton stalk pulling fluted disc |
01/09/2008 | CN201001262Y Stalk stubble shredder |
12/26/2007 | CN200994261Y Double 'V'-shaped slurry-extracting knife with stubble-cleaning and pulverizing functions |
12/19/2007 | CN200990761Y Straw returning-back-to-field rotary tillage without tangling weeds |
12/19/2007 | CN200990760Y Residual-film recovering machine |
12/12/2007 | CN200987270Y Forward and backward screw blade stubble breaking furrow opener |
11/29/2007 | WO2007064378A3 Tine raking device |
11/28/2007 | CN200980240Y Straw disintegrating and returning to field and film-raking combined working machine |
11/28/2007 | CN200980239Y Remnant film recovering and straw disintegrating and returning to field combined working machine |
11/28/2007 | CN200980235Y Double-shaft stubble-cleaning rotary cultivator |
11/14/2007 | CN200973240Y Ridge forming and rotary ploughing stubble cleaner |
11/14/2007 | CN200973239Y Machine for pulling out and gathering cotton stalks |
10/31/2007 | CN200966214Y Double herringbone cutter for cleaning stubble and loosing soil |
10/31/2007 | CN200966211Y Broad width type stubble-cleaning machine matched with walking tractor in paddy field |
10/24/2007 | CN200962716Y Double rows spring-tooth type recovery machine for residual-film of farmland |
10/10/2007 | CN200956717Y Stubble cutter |
10/04/2007 | DE102006001713B3 Stone clearing and cleaning for sandy beach, involves increasing classifying by temporary overlapping of rotated spring tooth of rotor with wire mesh rods, which are laterally and shiftedly arranged in tooth |
09/26/2007 | CN200950727Y Field cleaning soil preparation machine tail sieve |
09/26/2007 | CN101040575A Corn stubble collecting machine |
09/19/2007 | CN200947732Y Farmland smoothing and stubbing device for stubble-cleaning machine |
09/19/2007 | CN200947731Y Soil-breaking and stubbing cutter group for stubble-cleaning machine |
09/12/2007 | CN101032202A Recovery separator of cotton stalk and membrane |
09/06/2007 | DE102006006385A1 Maschine zum Aufnehmen und Behandeln von Ackerboden Machine for receiving and treating soil |
09/05/2007 | CN200941737Y Cutter shaft assembly for flood-drought dual-purpose stubble rotavator |
08/29/2007 | CN200938739Y Doulde-line cultivator for breaking stalks and preparing soil |
08/29/2007 | CN101023719A Positive-rotating rotary tillage straw-burying method |
08/22/2007 | CN2935744Y Vibrative deep loosening rotary tillage stubble cleaner |
08/15/2007 | EP1817952A2 Machine for grabbing and treating cropping soil |
08/15/2007 | CN2932952Y Direct driving stubble cleaner capable of self-adjusting working depth |
07/31/2007 | CA2275118C Swing hitch |
07/25/2007 | CN2925030Y Crop stubble remover in field |
07/18/2007 | CN2922431Y Suspension-mounted type cotton-straw disintegrating lefting-in-field film raking machine |
07/11/2007 | CN2919818Y Stalk-pulling out, stubble-lifting mulching film-removing machine |