Excavating – Peat excavators
Patent
1980-12-01
1983-12-06
Crowder, Clifford D.
Excavating
Peat excavators
37195, E02F 388
Patent
active
044184840
ABSTRACT:
When sucking ground material through a lying, elongated suction slot moved ver the ground, the water stream for suctioning this ground material is adjusted in dependence upon the types of ground material to be fluidized.
REFERENCES:
patent: 2204584 (1940-06-01), Flower
patent: 2318587 (1943-05-01), Andrews, Jr.
patent: 2896341 (1959-07-01), Chance
patent: 3528704 (1970-09-01), Johnson, Jr.
patent: 3730592 (1973-05-01), Wenneborg et al.
patent: 3877159 (1975-04-01), Boomstra
patent: 4052801 (1977-10-01), Smith
patent: 4117689 (1978-10-01), Martin
de Witt Bartholomeus M.
Goedegebuure Gerard W. H.
Veltman Constantius H. M.
Wolters Tjako A.
Amsterdamse Ballast Bagger en Grond (Amsterdam Ballast Dredging)
Ballast-Nedam Groep N.V.
Crowder Clifford D.
Scheepswerf en Machinefabriek "De Liesbosch" B.V.
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