Patents-Review.com
ClassID:

128940 ⎘

E02F3/8866 - CPC Classification

Classification description:

Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers; Submerged units self propelled

Recent Application in this class:
#1
20260092526
2026-04-02

SEAFLOOR HARVESTING SYSTEM WITH AUTHONOMOUS DRONE SWARMS

 #2
20260092525
2026-04-02

SEAFLOOR HARVESTING SYSTEM

 #3
20260092524
2026-04-02

Seafloor Harvesting System

 #4
20250043535
2025-02-06

INTELLIGENT DREDGING SYSTEM FOR HIGH-PILED WHARF AND CONTROL METHOD THEREOF

 #5
20240417951
2024-12-19

DREDGING SYSTEM AND METHOD FOR DREDGING

 #6
20240401305
2024-12-05

Subsea Blower Device

 #7
20240110361
2024-04-04

Methods for Suppression of Seabed Mining Plumes

 #8
20240052592
2024-02-15

SYSTEM FOR EXCAVATING A TRENCH IN SUBMERGED GROUND AND ASSOCIATED EXCAVATION METHOD

 #9
20230407592
2023-12-21

SUCTION GENERATION DEVICE

 #10
20230279636
2023-09-07

Apparatus and method for underwater dredging

 #11
20230175231
2023-06-08

APPARATUS FOR REMOVING MATERIAL FROM A FLOOR OF A BODY OF WATER

 #12
20230094461
2023-03-30

SEA-BED MINING VEHICLE

 #13
20230074267
2023-03-09

Deep-Sea Mining Vehicle

 #14
20220145756
2022-05-12

Seafloor Harvesting With Autonomous Drone Swarms

 #15
20210010230
2021-01-14

Subsea trencher and method for subsea trenching

 #16
20200347572
2020-11-05

De-trenching apparatus

 #17
20200308805
2020-10-01

Apparatus and method for seabed resources collection

 #18
20200165795
2020-05-28

Robot and collecting method for collecting polymetallic nodules in deep-sea

 #19
20200109628
2020-04-09

Decoupled seafloor mining system

 #20
20190376256
2019-12-12

EXCAVATION INSTALLATION

 #21
20190071842
2019-03-07

Hydraulic excavation and delivery device

 #22
20180305894
2018-10-25

Methane Clathrate Harvesting Systems and Methods

 #23
20180002890
2018-01-04

System for sampling sediment on a bottom of a liquid medium

 #24
20170122102
2017-05-04

Decoupled seafloor mining system

 #25
20170121935
2017-05-04

Seafloor haulage system

 #26
20170073926
2017-03-16

Suctioning device for large artificial water bodies

 #27
20170037598
2017-02-09

Device for receiving and removing plastic, sludge-like materials deposited on beds of bodies of water

 #28
20160326713
2016-11-10

Microdredging system

 #29
20160298312
2016-10-13

Subsurface mining vehicle and method for collecting mineral deposits from a sea bed at great depths and transporting said deposits to a floating vessel

 #30
20160297502
2016-10-13

Device for launching a subsurface mining vehicle into a water mass and recovering the same from the water mass

 #31
20160148711
2016-05-26

Nuclear facility pool cleaning device

 #32
20160003373
2016-01-07

Device and method for burying a conduit in the bed of a body of water

 #33
20150346374
2015-12-03

Process for mining alluvial deposits

 #34
20150345292
2015-12-03

Disconnectable method and system for seafloor mining

 #35
20150047233
2015-02-19

Robot for mining manganese nodules on deep seafloor

 #36
20140332472
2014-11-13

Process to maintain large clean recreational bodies of water

 #37
20140283420
2014-09-25

Subsea mining tool including a suction mouth

 #38
20140238924
2014-08-28

Cleaning apparatus for filtration layer in seawater infiltration intake

 #39
20140230287
2014-08-21

METHOD OF RECOVERING A DEPOSIT FROM THE SEA BED

 #40
20140026449
2014-01-30

Method of dredging a pond

 #41
20130312296
2013-11-28

System for seafloor mining

 #42
20130306524
2013-11-21

UNDERWATER GOLD PROCESSING MACHINE

 #43
20130298430
2013-11-14

Method and apparatus for bulk seafloor mining

 #44
20130241263
2013-09-19

Method and apparatus for auxilary seafloor mining

 #45
20130151061
2013-06-13

Cleaning robot and underwater sediment cleaning apparatus and method

 #46
20130038113
2013-02-14

Underwater miner cutter head, underwater miner, and underwater mining system

 #47
20120234552
2012-09-20

Systems and methods for harvesting natural gas from underwater clathrate hydrate deposits

 #48
20110309668
2011-12-22

Method for converting hydrates buried in the waterbottom into a marketable hydrocarbon composition

 #49
20110210076
2011-09-01

Process to maintain large clean recreational water bodies

 #50
20110064524
2011-03-17

Diver operated jetting sled and method

 #51
20110062067
2011-03-17

Structure to contain a large water body of at least 15,000 m

 #52
20110061194
2011-03-17

Suction device for cleaning a bottom surface of a structure of at least 15,000 m

 #53
20100083542
2010-04-08

Remotely operated submerged dredging system

 #54
20100043256
2010-02-25

Underwater excavation apparatus

 #55
20080116142
2008-05-22

Process to maintain large clean recreational water bodies

 #56
20070166107
2007-07-19

Subsea excavation and suction device

 #57
20060225771
2006-10-12

Method and apparatus for cleaning percolation basins