In the case of a method and a device for transporting overburden away during tunnelling, a seal (27) that separates a first portion and a second portion of a transporting screw arrangement (19, 31) is provided.
overburden removal and other development and preparation of mineral properties and sites.
overburden removal and other development and preparation of mineral properties and sites.
overburden removal and other development and preparation of mineral properties and sites.
overburden removal and other development and preparation of mineral properties and sites.
A spoil deflector removes spoil adhered to the inside of the cutting wheel.
A compacting device (49, 50) for compressing the spoil collected in the collecting means may also be provided for reducing the volume of the spoil.
Soil including excavated soil from contaminated sites, stones and dredging spoil
Soil including excavated soil from contaminated sites, stones and dredging spoil
soil (including excavated soil from contaminated sites), stones and dredging spoil
Said additional material is also suitable in the regulation of the humidity of the excavated earth as well as in the stabilisation and solidification thereof.
Construction accounts for 75% of traffic (construction materials and excavated earth).
A means for conveying dried cuttings from a discharge of the cuttings drying unit to another cuttings container, such as a discharge auger, is provided.
A cuttings transfer system including a separator configured to separate cuttings from a slurry and a transfer line configured to receive the cuttings from the separator.
The removed ground material is conveyed in an interior of the pile pipe, while the annular space is kept substantially free of removed ground material.
The boot has one or more windows therein to permit debris to be cleaned out of the debris chamber.
Apparatus for drying drill cuttings ("cuttings") at multiple drilling locations.
The mixer mixes the at least one additive with the drill cuttings to form a drill cuttings mixture and reduces the drill cuttings to a predetermined size.
The cuttings removal system may employ a screw member having a tapered lower portion and a narrow upper portion to transport drilling cuttings to a cuttings basket and distribute the cuttings therein.
A means for conveying cuttings to an inlet of the cuttings drying unit, such as an auger, moves wet cuttings from a collection container to the drying unit.
The invention concerns a device for measuring the flow rate of drill cuttings brought up to the surface by means of a drilling fluid, comprising means for collecting the cuttings and means for continuously weighing the collected cuttings.
The separator separates liquids from solids in the drill cuttings mixture to form the first drill cuttings slurry.
The drill cuttings being placed as a first layer onto a drilling cuttings pad located at the disposal site, and impounded onto the drill cuttings pad.
Sampling device (51) samples drill cuttings stream (65) and creates a stream of sample cuttings which is directed to a diffuser (52) which separates the cuttings sample (66) from the air stream.
A system to re-inject drill cuttings slurry into a well formation for the storage of the cuttings.
The cuttings drying system can be readily transported between drilling locations, remaining only long enough to process the wet cuttings on location.
The invention relates to application of drill cuttings resulting from drilling holes in the ground, the drill cuttings being used as a sealing means in a structure in order to provide a fluid tight membrane.
Requêtes fréquentes français :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
Requêtes fréquentes anglais :1-200, -1k, -2k, -3k, -4k, -5k, -7k, -10k, -20k, -40k, -100k, -200k, -500k, -1000k,
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