Clamshell Grab Articles & Analysis
2 articles found
Mechanical dredges come in a variety of forms including: Grab Dredgers, Bucket Dredgers and Backhoe Dredgers. These type of dredges usually have a bucket, which is driven on the loose bed sediments, then the material gets filled in the bucket and the bucket is raised. Other mechanical dredges use a grab (clamshell) digging device to excavate the ...
The vessels are equipped with diesel inboard engines with bottom cooling/closed cooling system, enabling them to sail in oil/oil polluted water, cranes with grab for recovery of heavy/very viscous oil products, and specially fitted side cassettes for oil spill recovery operations with a recovery capacity of 20m³/h. All tanks have oil bag inserts for easy disposal of recovered oil. The LSLC ...