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Class Information
Number: 37/341
Name: Excavating > Beneath a body of water (e.g., dredger) > Scoop or bucket
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7552551 |
Suction head for sediment dredge |
Jun. 30, 2009 |
| 7532967 |
Excavation teaching apparatus for construction machine |
May. 12, 2009 |
| 7506461 |
Screening, crushing or mixing bucket |
Mar. 24, 2009 |
| 6860042 |
Excavation system employing a jet pump |
Mar. 1, 2005 |
| 6832572 |
Underwater deposit-recovery scooper and specimen storage container |
Dec. 21, 2004 |
| 6712979 |
Enclosed excavator for low moisture contaminated sediment removal |
Mar. 30, 2004 |
| 6540925 |
Oil recovery method and oil recovery apparatus |
Apr. 1, 2003 |
| 6432303 |
Contaminated sediment excavator for subsurface sediment removal |
Aug. 13, 2002 |
| 6343559 |
Transportation system for dredged material and method of levy building |
Feb. 5, 2002 |
| 6038795 |
Dredger with lockable rear door |
Mar. 21, 2000 |
| 5915836 |
Earth handling apparatus and method |
Jun. 29, 1999 |
| 5680717 |
Excavation bucket |
Oct. 28, 1997 |
| 5638620 |
Dredging vessel, dredging assembly and method of dredging |
Jun. 17, 1997 |
| 5561922 |
Extrusion dredging apparatus |
Oct. 8, 1996 |
| 5553404 |
Power bucket |
Sep. 10, 1996 |
| 5435083 |
Aquatic weed eradicator |
Jul. 25, 1995 |
| 5413715 |
Incinerator improvements |
May. 9, 1995 |
| 5379534 |
Bucket equipped with mixing device, excavation machine having the bucket, and soil improvement method using the excavation machine |
Jan. 10, 1995 |
| 5311682 |
Hybrid dredge |
May. 17, 1994 |
| 5259130 |
Floating grab installation for the recovery of sand and gravel |
Nov. 9, 1993 |
| 5250199 |
Sludge scraper apparatus |
Oct. 5, 1993 |
| 5199193 |
Working machine |
Apr. 6, 1993 |
| 5042178 |
Apparatus and process for solid dredge material disposal |
Aug. 27, 1991 |
| 4831751 |
Water craft for clearing navigational waters |
May. 23, 1989 |
| 4803789 |
Milling device |
Feb. 14, 1989 |
| 4696149 |
Aquatic weed control method and apparatus |
Sep. 29, 1987 |
| 4689903 |
Earth digging machine for use on soft or undulating terrain, particularly for the clearing of ponds, swamps or canals |
Sep. 1, 1987 |
| 4676052 |
Self-propelled dredge |
Jun. 30, 1987 |
| 4631844 |
Hydraulic shovel dredge system |
Dec. 30, 1986 |
| 4616588 |
Water craft and method for removing weeds and pollutants from navigable waters |
Oct. 14, 1986 |
| 4592155 |
Dredger with transport basin having loading and unloading mechanism |
Jun. 3, 1986 |
| 4446636 |
Oceanic mining system |
May. 8, 1984 |
| 4310975 |
Dredging or excavating machine for marshes or canals |
Jan. 19, 1982 |
| 4280288 |
Modular draging unit for collecting solid bodies on an underwater bed |
Jul. 28, 1981 |
| 4249324 |
Steerable ocean floor dredge vehicle |
Feb. 10, 1981 |
| 4208813 |
Steerable ocean floor dredge vehicle |
Jun. 24, 1980 |
| 4196531 |
Independent unit for the collection and upward transfer of nodules which rest on an underwater bed |
Apr. 8, 1980 |
| 4185404 |
Nodule dredging bucket |
Jan. 29, 1980 |
| 4028821 |
Apparatus for dredging from the stern of marine vessels |
Jun. 14, 1977 |
| 4004357 |
Two stroke dredging plant |
Jan. 25, 1977 |
| 3994082 |
Air operated dredging apparatus |
Nov. 30, 1976 |
| 3959897 |
Combination vibrating cutter head and crusher |
Jun. 1, 1976 |
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