Abstract: The present disclosure relates to a process for generating a metal-containing aqueous solution, the process comprising carrying out acid leaching on a lithium-containing feedstock and carrying out acid leaching on a metal-based raw material feedstock. The lithium-containing feedstock may originate from lithium-ion batteries and may comprise any one or more of cathode active materials nickel, cobalt or manganese.

Abstract: An example hydraulic tool includes: a fluid reservoir; a pump; an electric motor; a cylinder; a piston; a first trigger button; a second trigger button; and a controller configured to perform operations comprising: receiving a first signal when the first trigger button is triggered, responsively, causing the electric motor to rotate in a first rotational direction, thereby: (i) causing the pump to provide fluid to the cylinder, and (ii) causing the piston to move in a first linear direction, thereafter, receiving a second signal when the second trigger button is triggered, and responsively to the second signal, causing the electric motor to rotate in a second rotational direction opposite the first rotational direction, thereby: (i) opening a fluid path from the cylinder to the fluid reservoir, and (ii) causing the piston to move in a second linear direction opposite the first linear direction.

Abstract: A geothermal heat exchange apparatus is disclosed that includes a central conduit, a plurality of pipes, at least one fitting, at least one joint, a sleeve, and a weight. The geothermal heat exchange apparatus is preassembled for insertion into a bore hole and for connection to a supply primary pipe and a return primary pipe that are in fluid communication with a heat pump. The geothermal heat exchange apparatus includes the plurality of pipes in a helical arrangement around the central conduit for geothermal heat exchange. The weight can be included in the preassembled geothermal heat exchange apparatus or added after preassembly.

Abstract: The disclosure concerns a milking installation including milking positions configured to milk one animal at a time, a first common milk line connected to a first milk receiver, a second common milk line connected to a second milk receiver, a control arrangement, and at least one robot arm. Each milking position includes at least one teat cup and a flow directing arrangement, the flow directing arrangement including an inlet arrangement connected to the teat cup, a first outlet arrangement connected to the first milk line, and a second outlet arrangement connected to the second milk line. The control arrangement is configured to control the flow directing arrangement to fluidly connect the teat cup via the inlet arrangement with either the first outlet arrangement or the second outlet arrangement.

Abstract: An example hydraulic tool includes: a fluid reservoir; a pump; an electric motor; a cylinder; a piston; a first trigger button; a second trigger button; and a controller configured to perform operations comprising: receiving a first signal when the first trigger button is triggered, responsively, causing the electric motor to rotate in a first rotational direction, thereby: (i) causing the pump to provide fluid to the cylinder, and (ii) causing the piston to move in a first linear direction, thereafter, receiving a second signal when the second trigger button is triggered, and responsively to the second signal, causing the electric motor to rotate in a second rotational direction opposite the first rotational direction, thereby: (i) opening a fluid path from the cylinder to the fluid reservoir, and (ii) causing the piston to move in a second linear direction opposite the first linear direction.

Abstract: The present disclosure relates to a process for removing fluoride from acidic solution, the process comprising a series of precipitation stages in which the pH is selectively increased using a neutralization agent.

Abstract: A modular poppet assembly system for a toilet tank flush valve assembly, the modular system comprising a first float portion; and two or more second float portions; wherein, the first float portion is configured to removably attach to each of the two or more second float portions to form two or more poppet assemblies, each of the two or more poppet assemblies comprise a different buoyancy, each of the two or more poppet assemblies allow the toilet tank to fill to substantially a same water volume, and as the poppet assembly buoyancy increases, an increase in flush volume is provided.

Abstract: The present invention relates to a process for producing a cathode active material precursor having a desired active material target ratio for use in a lithium-ion secondary cell or in the production of a lithium-ion secondary cell.

Abstract: An example hydraulic tool includes: a fluid reservoir; a pump; an electric motor; a cylinder; a piston; a first trigger button; a second trigger button; and a controller configured to perform operations comprising: receiving a first signal when the first trigger button is triggered, responsively, causing the electric motor to rotate in a first rotational direction, thereby: (i) causing the pump to provide fluid to the cylinder, and (ii) causing the piston to move in a first linear direction, thereafter, receiving a second signal when the second trigger button is triggered, and responsively to the second signal, causing the electric motor to rotate in a second rotational direction opposite the first rotational direction, thereby: (i) opening a fluid path from the cylinder to the fluid reservoir, and (ii) causing the piston to move in a second linear direction opposite the first linear direction.

Abstract: An example hydraulic tool includes: a fluid reservoir; a pump; an electric motor; a cylinder; a piston; a first trigger button; a second trigger button; and a controller configured to perform operations comprising: receiving a first signal when the first trigger button is triggered, responsively, causing the electric motor to rotate in a first rotational direction, thereby: (i) causing the pump to provide fluid to the cylinder, and (ii) causing the piston to move in a first linear direction, thereafter, receiving a second signal when the second trigger button is triggered, and responsively to the second signal, causing the electric motor to rotate in a second rotational direction opposite the first rotational direction, thereby: (i) opening a fluid path from the cylinder to the fluid reservoir, and (ii) causing the piston to move in a second linear direction opposite the first linear direction.

Abstract: A jack stand having a rack-and-pinion gearing mechanism to extend a support member. The jack stand further comprises a latching mechanism suitable to provide a static force operable to sustain elevation of a vehicle. The jack stand further comprises a number of sleeves configured to receive a detachable handle operable to utilize the functions of the jack stand from a distance away from the underside of the vehicle.

Abstract: A siphon valve assembly, the assembly comprising a tubular core; a head coupled to and surrounding a top of the core; and a fluid spray initiator coupled to the head; wherein a lower end of the head defines a siphon valve inlet, a lower end of the tubular core defines a siphon valve outlet, an upper end of the tubular core comprises a weir, and the spray initiator is configured to discharge a fluid into the core to induce a siphon flow of a surrounding fluid through the siphon valve inlet, over the weir, and out the siphon valve outlet.

Abstract: An air hammer tool having a head section defining a blind-hole and a contact surface surrounding the blind-hole, configured to be coupled with an air hammer to provide a percussive force through the contact face of the tool to an axle flange around an axle shaft flange hole, after a flange nut has been removed, to shock a cone-washer disposed therein. The design and solution to this long-felt issue allows for easier removal of the cone-washers from the axle shaft flange holes while not contacting the respective studs and lowering chances for damage of the axle componentry.

Abstract: A geothermal heat exchange apparatus is disclosed that includes a central conduit, a plurality of pipes, at least one fitting, at least one joint, a sleeve, and a weight. The geothermal heat exchange apparatus is preassembled for insertion into a bore hole and for connection to a supply primary pipe and a return primary pipe that are in fluid communication with a heat pump. The geothermal heat exchange apparatus includes the plurality of pipes in a helical arrangement around the central conduit for geothermal heat exchange. The weight can be included in the preassembled geothermal heat exchange apparatus or added after preassembly.

Abstract: A geothermal heat exchange apparatus is disclosed that includes a central conduit, a plurality of pipes, at least one fitting and a joint. The geothermal heat exchange apparatus is preassembled for insertion into a bore hole and for connection to a supply primary pipe and a return primary pipe that are in fluid communication with a heat pump. The geothermal heat exchange apparatus includes the plurality of pipes in a helical arrangement around the central conduit for geothermal heat exchange. The at least one fitting is fixedly connected to a first end portion of the central conduit in the bore hole.

Abstract: A siphon valve assembly, the assembly comprising a tubular core; a head coupled to and surrounding a top of the core; and a fluid spray initiator coupled to the head; wherein a lower end of the head defines a siphon valve inlet, a lower end of the tubular core defines a siphon valve outlet, an upper end of the tubular core comprises a weir, and the spray initiator is configured to discharge a fluid into the core to induce a siphon flow of a surrounding fluid through the siphon valve inlet, over the weir, and out the siphon valve outlet.

Abstract: A pressurized tank assembly and method. The pressurized tank assembly may include a first siphon tank, a second siphon tank, an inlet assembly, and a discharge assembly. The first tank and second tank may be arranged vertically within the base of the toilet. The first tank and the second tank may be arranged with endcaps located at the top of each tank. The first tank and the second tank may include siphon tubes to assist in delivering fluid flow from the inlet assembly to the discharge assembly.

Abstract: A puller tool comprises a cross bar with a central portion having a through hole defining a first axis; a forcing screw configured to extend through the through hole; and an adapter detachably attached to the cross bar and having a threaded hole defining a second axis for the forcing screw, and wherein the first axis and second axis are substantially aligned. The adapter comprises a threaded hole configured to receive the forcing screw and defining a second axis, wherein the first axis and second axis are substantially aligned; a base portion containing the threaded hole and arrangeable adjacent a first axial side of the cross bar; at least a first wall portion extending away from the base portion and arrangeable adjacent to a first lateral side of the central portion of the cross bar, and wherein the adapter is detachably attachable to the cross bar.

Abstract: A ball joint press tool having at least one spring-plunger engageable with at least one adapter to releasably couple the adapter to the tool allowing for single handed placement of the tool regardless of orientation of the tool. The ball joint press tool has at least one adapter-receiving aperture and the spring-plunger has an adapter-engagement head, such as a ball, spring biased to at least partially extend into the adapter-receiving aperture on the tool. An adapter having a connecting projection defining a spring-plunger engaging detent, such as a groove, is insertable into the adapter-receiving aperture wherein the adapter-engagement head of the spring-plunger engages with the spring-plunger engaging detent.