Aerator Abstract A combined water pump, aerator, and filter for an aquarium comprises a central connecting manifold 68, a vertical outer air tube (26) which extends down into a fish tank (12). Pressurized air (22) is supplied to the manifold which di...
Aerator Abstract A combination vibrator, aerator, and liquid-injection device for in-situ treatment of sediments to facilitate the reduction, elimination or removal of substances by microbiological or chemical treatment. In the preferred embodiment o...
Aerator Abstract An aerator which includes a ground-mobile support and an aerating mechanism pivotally mounted thereon. A rocker arm is mounted on the mechanism for inducing walking action to the tines, and a spring is imposed on the rocker arm for c...
Aerator Abstract An aerator apparatus for use in waste treatment plants and the like for imparting oxygen to the waste water forced through the apparatus by an axial flow impeller. The entire apparatus may be submerged, resting on the bottom of the b...
Aerator Abstract A centrifugal oil de-aerator includes a centrifuging bowl which is mounted for rotation about its axis, and radial blades mounted within the bowl at one end such that the oil to be de-aerated can be projected as a jet onto the blades...
Aerator Abstract An aerator for an aquarium is provided which consists of a structure placed onto a bottom of the aquarium holding water therein, for introducing small air bubbles into the water, so that the air will mix with and enhance the water, t...
Aerator Abstract A cascade aerator comprising a trough having a low profile slope of from 4.degree. to 5.5.degree.. The trough is divided into a plurality of adjacent longitudinal channels. A flow control weir is mounted at the head of each of the ch...
Aerator Abstract Cowling for a rotary surface aerator used for the aeration of tanks intended for the aerobic treatment of water, consisting of a skirt surrounding the aerator, wherein the skirt is made of a flexible substance or material and is ball...
Aerator Abstract An aerator comprises a centrifugal pump including a rotary impeller with a plurality of blades defining an upwardly opening, axially oriented eye, inwardly of the inner ends of the blades, the blades also defining a plurality of flow...
Aerator Abstract A plastic housing has an inlet for the entrance of liquid containing contaminants and an outlet for the exit of aerated liquid and an air inlet located therebetween. An inlet nozzle is located in the housing between the liquid inlet...
Aerator Abstract A two-stage aerator manually operable to provide either a low-volume spray or a high-volume stream. A valve poppet maintains the aerator in the selected position so long as water is flowing through the aerator. The low-volume spray p...
Aerator Abstract The invention relates to an aerator device where the stator is installed coaxially with the rotor and comprises several flow chutes extending outwards from the stator frame. According to the invention, the flow channel (8) comprises...
Aerator Abstract A circulating filter and aerator system is to be installed in a pond of an aquaculture system and includes a pump unit which draws water from the pond and which is adapted to float and extend into the pond at a desired depth, a filte...
Aerator Abstract An aerator includes a frame supported on a pair of forward drive wheels and a pair of rearward caster wheels. An aerator head is mounted on a pivot frame on the forward end of the aerator frame, pivotable to move the aerator head fro...
Aerator Abstract An aerator includes a frame supported on a pair of forward wheels and a pair of rearward wheels. An aerator head is mounted on a pivot frame on the forward end of the aerator frame, the pivot frame mounted to move the aerator head fr...
Aerator Abstract The aeration field of an aerator membrane is formed by perforating the membrane with a rotary device having a plurality of perforating tools. The membrane also rotates while it is being perforated, and the membrane and tool simultane...
Aerator Abstract An aerator for crops such as hay which is pulled by a tractor or other vehicle. The aerator includes a first header conveyor to lift a first swath from the ground onto the first header conveyor. A first hitch extends between the trac...