Patents
Patents for E02F 7 - Equipment for conveying or separating excavated material (1,526)
05/2007
05/09/2007CA2567644A1 Mobile oil sands mining system
05/02/2007CN1313193C A screen/mixer
04/2007
04/19/2007US20070085409 Method and means for processing oil sands while excavating
04/19/2007US20070084555 Apparatus for and method of lining passageways
04/18/2007EP1774138A2 Procedure and apparatus for collection of free methane gas from the sea bottom
04/17/2007US7204046 Excavator sizing bucket
04/11/2007CN1944958A Multifunction sand recovering and beating machine
03/2007
03/28/2007CN2883498Y Self-navigation drag suction dredger with double overflow mud cabin
03/06/2007US7186059 Padding machine and method of use
03/01/2007DE202005016489U1 Hydraulikbagger mit eingebauter Magnettraverse Hydraulic excavators with built-in magnet Traverse
02/2007
02/20/2007US7178972 Recycled material mixing machine
02/15/2007WO2007018033A1 Mixing apparatus and method of soft soil solidification
02/01/2007WO2007013465A1 Method of the solidification of soft soil
01/2007
01/31/2007CN2863890Y Dirt cleaning machine
01/29/2007CA2553591A1 Walk-behind self-propelled snow removing machine
01/29/2007CA2553589A1 Self-propelled snow remover
01/29/2007CA2553098A1 Self-propelled work machine
01/29/2007CA2553096A1 Self-propelled snow remover
01/24/2007CN1296573C Automatic desilting queue apparatus
01/17/2007CN2858781Y Integrated earth construction vehicle
01/03/2007CN2853913Y Digging type dredge boat
01/03/2007CN2853912Y Wet land earthwork dredger
12/2006
12/28/2006WO2006137193A1 System for transporting dredged earth and sand
11/2006
11/02/2006US20060242864 Screening, Crushing or Mixing Bucket
10/2006
10/25/2006CN1851161A Permanent local water bottom dredge desilting method
10/25/2006CN1851159A Shovel loader
10/11/2006CN2825754Y Submersible lifting type desilting ship
10/04/2006CN1277999C Method for hydraulic subsea dredging
09/2006
09/21/2006DE102005011964A1 Universalgerät und Anbauklassierer Universal device and Anbauklassierer
09/08/2006WO2006093214A1 Transportation system and transportation method for dredged sediment
09/05/2006CA2249047C Composite rollers for continuous-belt drilling mud separation unit
08/2006
08/29/2006US7097255 Method and means for processing oil sands while excavating
08/09/2006CN1814918A Earthwork construction method
08/01/2006US7083734 Suction pipe connected to dredging equipment working underwater; fluid flow retarded as it passes through sedimentation basin; separation of humus and sludge; purification
07/2006
07/26/2006CN2799488Y Auxiliary feeding device for earthwork continuous conveying mechanism
07/20/2006US20060156589 Mechanized unit for protectively encasing a utility in a trench with processed excavated trench material
07/18/2006US7076895 Apparatus and method for suction and discharge of material
07/05/2006CN1262715C Apparatus for separating mud and water from large batch slurry and its method
06/2006
06/28/2006CN1793530A Integral earthwork construction vehicle
06/21/2006CN2789319Y Dredger sand unloader
06/14/2006EP1287231A4 Apparatus for and method of lining passageways
06/08/2006DE202006005070U1 Sortier-, Zerkleinerungs- oder Mischschaufel Sorting, grinding or mixing blade
06/01/2006DE102004057051A1 Vorrichtung zur Aufbereitung von Erdstoffen Device for treating earth materials
05/2006
05/26/2006WO2006055989A1 Submerged gravel collection device
05/24/2006EP1075336B1 Screening apparatus
05/24/2006DE202005000124U1 Vorrichtung zum Aufbereiten von Bodenaushub Apparatus for treating soil excavation
05/18/2006DE102005049354A1 Distributer for ground laying products has speed controlled bucket wheel and adjustment lever to evenly distribute material over ground
05/10/2006CN2778888Y Truck for urban sewer dredging and scrubbing
04/2006
04/25/2006CA2241682C Collection of lumber pieces from spaced stacks
03/2006
03/23/2006WO2006029445A1 Device for levelling ground
03/21/2006US7013982 Range-master vehicle for safe recovery of ordnance and land mines
03/07/2006US7007877 Screening apparatus
03/01/2006CN1740464A Long distance conveying and drag reducing method for sludge
02/2006
02/23/2006DE102004038994A1 Fahrbarer Bagger, insbesondere Minibagger Wheeled excavators, mini excavators particular
02/23/2006DE102004038959A1 Excavation spoil and demolition rubble are recycled as uniform aggregates by milling between rotating breaking surfaces maintained at a speed differential to produce slippage and create surface charge on particles
02/22/2006EP1627961A1 mobile excavator, such as a mini-excavator
02/01/2006CN2755189Y Automatic desilting long dragon apparatus in reservoir
01/2006
01/24/2006US6988866 Fork lift attachment for multi-purpose bucket
01/18/2006EP1615727A1 Method for screening soil and a screening device
01/11/2006CN2751075Y Non-metallic self-floating dredging pipe
01/11/2006CN1718944A Method for cleaning reservoir sedimentation and remote transfering settled silt
01/03/2006US6981342 Screening laying box
12/2005
12/28/2005CN2748515Y Desilting fluid-adjusting boat
12/06/2005US6971783 Recycled material and mixing machinery
11/2005
11/09/2005EP0915205B1 Soil improving machine with excavating means
10/2005
10/11/2005US6953307 Apparatus for assembling a liner
10/05/2005CN1221333C Method and machinery for recovering in-site digging waste soil and stone
09/2005
09/29/2005US20050210623 Fixed slope vacuum boring and mud recovery container
09/28/2005CN2729158Y Ore coveying system for deep-seam mining
09/22/2005US20050204589 Multi-purpose vessel and method for recovering, storing and/or offloading material in a dredging operation
09/22/2005US20050204588 Combined conveyor and operating boom apparatus and method
08/2005
08/24/2005CN1658960A A screen/mixer
08/18/2005US20050179307 Apparatus for assembling a liner
08/16/2005CA2390125C A blade for a digging assembly, and related apparatuses
08/11/2005US20050173311 Screen/mixer
08/11/2005DE19647340B4 Maschine zum Umsetzen von Mieten Machine for converting Rent
08/10/2005CN1214160C Device for opening narrow trenches and placing matching prefabricated elements
08/09/2005CA2266920C Apparatus for installing pipeline fill
08/02/2005USRE38765 Combination screen/conveyor device removably attachable to a vehicle
07/2005
07/28/2005WO2005031116A3 Procedure and apparatus for collection of free methane gas from the sea bottom
07/27/2005EP1556555A1 Attachment for small loader
07/20/2005CN1641117A Automatic desilting quene apparatus
07/06/2005CN1634691A Method and apparatus for manufacturing lightweight cured material, pipeline type mixing apparatus, curing agent supplier, and specific weight regulator
06/2005
06/29/2005CN1632286A High pressure water cutting refuse mine valuable metals recovering process and equipment thereof
06/23/2005US20050134102 Mine site oil sands processing
06/16/2005US20050126057 Excavator sizing bucket
06/15/2005CN2704622Y Automatic channel slope forming apparatus
06/01/2005CN1204332C Digging and separating method for placer gold and equipment thereof
05/2005
05/26/2005US20050108903 Mechanized unit for protectively encasing a utility in a trench with processed excavated trench material
05/05/2005US20050093361 Method and means for processing oil sands while excavating
04/2005
04/27/2005CN1609344A Antisilting up apparatus for reservoir
04/07/2005WO2005031116A2 Procedure and apparatus for collection of free methane gas from the sea bottom
04/07/2005US20050072301 Procedure and apparatus for collection of free methane gas from the sea bottom
04/06/2005CN2690357Y Earthwork continuous conveyer and its vehicle
04/05/2005US6874973 Self-propelled soil modifying machine
03/2005
03/23/2005CN1598171A Apparatus for separating mud and water from large batch slurry and its method
03/09/2005EP1511559A1 A screen/mixer
02/2005
02/22/2005US6857819 Attachment for use with stockpiling barge and method of filtering runoff water therefrom
02/10/2005WO2005012148A1 Apparatus and method for carrying article by gases formed mainly of steam
02/10/2005WO2005011869A1 Classifying apparatus and classifying method
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