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Possum bellies are generally used when bentonite or another form of "mud" is being used. During the use of freshwater or brine water, the flow line generally either goes straight to the reserve pit, or into the steel pits. The possum belly derives its name from the similarity of its appearance to the low hanging abdomen of the possum.
Its belly, throat, and chest are cream in colour. Males have four scent glands , located on the forehead, chest, and two paracloacal (associated with, but not part of the cloaca , which is the common opening for the intestinal, urinal and genital tracts) that are used for marking of group members and territory. [ 17 ]
A flow line, used on a drilling rig, is a large diameter pipe (typically a section of casing) that is connected to the bell nipple (under the drill floor) and extends to the possum belly (on the mud tanks) and acts as a return line (for the drilling fluid as it comes out of the hole), to the mud.
A semi bottom dump, bottom hopper, or belly dump is a (commonly) 3-axle tractor pulling a 2-axle trailer with a clam shell type dump gate in the belly of the trailer. The key advantage of a semi bottom dump is its ability to lay material in a windrow, a linear heap. In addition, a semi bottom dump is maneuverable in reverse, unlike the double ...
Grain hopper trailer. A grain hopper trailer is a trailer pulled by a semi tractor and used to haul bulk commodity products, such as grain.These trailers are used extensively throughout the United States to transport agricultural products as well as any other commodity that can be hauled in bulk and loaded and unloaded through the trailer.
He was an earth moving contractor dealer in bulldozer accessories and envisaged a pulled trailer that could excavate and pick up earth as it moved. He approached bulldozer manufacturer Caterpillar in the mid-1930s with his idea, but it was turned down, so he founded his own company. The first Tournapull, called the Model A, was rolled out of ...
A live bottom trailer is the alternative to a dump truck or an end dump trailer. The typical live bottom trailer has a conveyor belt on the bottom of the trailer tub that pushes the material out of the back of the trailer at a controlled pace. Unlike the conventional dump truck, the tub does not have to be raised to deposit the materials.
20- and 30-ton (Pioneer TRMU30/TRCU30) tractor/trailer combinations were delivered. In both cases, the trailer was more-or-less fixed to the tractor, not demountable like modern semi-trailer trucks. Hinged ramps were used to get the tank onto the trailer; if the tank was immobilised, it could be pulled onto the trailer with the tractor unit's ...