E02F3/8808 - CPC Classification Index

ClassID:

128933 ⎘

E02F3/8808 - CPC Classification

Classification description:

Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers Stationary installations, e.g. installations using spuds or other stationary supports

Recent Application in this class:

20250067020

2025-02-27

MATERIAL TRANSFER SYSTEM FOR A BODY OF WATER

20200392698

2020-12-17

Material transfer system for a body of water

20190376256

2019-12-12

EXCAVATION INSTALLATION

20190345687

2019-11-14

Autonomous vertically-adjustable dredge

20140041567

2014-02-13

Variable stable drilling barge for shallow water service (inland and offshore)

20140026449

2014-01-30

Method of dredging a pond

20140026448

2014-01-30

Method of automated variable speed control of movement of a cutter head of a dredging cutter

20090255865

2009-10-15

Sludge treatment system for dam

20090145665

2009-06-11

Method and apparatus for selective soil fracturing, soil excavation or soil treatment using supersonic pneumatic nozzle with integral fluidized material injector

#10

20090097920

2009-04-16

Collector with adjustable input/discharge to control sediment removal

#11

20090071877

2009-03-19

Apparatus and Method for Transporting Lunar Soil

#12

20060151631

2006-07-13

Dredging, scouring, excavation and cleaning

#13

20060048334

2006-03-09

Sand wand assembly