Devices, methods, and systems for filling reservoirs including but not limited to an apparatus comprising a first transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; the first transition conduit assembly is adapted to create a first inversion gap when positioned above an inlet of the water storage tank; where the apparatus may further include a second transition conduit assembly and the second transition conduit assembly is adapted to create a second inversion gap when positioned above the first transition conduit assembly.

Devices, methods, and systems for filling reservoirs including but not limited to an apparatus comprising a first transition conduit assembly; where the first transition conduit assembly includes a first inversion chamber housing connected to a first transition conduit, and the first inversion chamber housing includes a frustoconical portion; the first transition conduit assembly is adapted to create a first inversion gap when positioned above an inlet of the water storage tank; where the apparatus may further include a second transition conduit assembly and the second transition conduit assembly is adapted to create a second inversion gap when positioned above the first transition conduit assembly.

An injector device for supplying a chemically reactive component to a mixing head includes a modular structure defined by a hollow housing and guiding body extending around a longitudinal symmetry axis and having one or more supply openings for supplying the chemically reactive component; in the hollow body a nozzle orifice is obtained arranged to face and communicate with a mixing chamber obtained in the mixing head; a pin-shaped partialization and control element, which is housed and slidably movablealong the longitudinal symmetry axisin the hollow body and configured to vary a narrowed active section of the nozzle orifice; on the partialization and control element a tip portion is obtained that is conformed to receive pressure from the respective polymer component delivered to said hollow body so as to move away said partialization and control element from said nozzle orifice to vary the area of said narrowed active section; a modular adjusting and contrasting unit, which is removably couplable with the hollow body and with the partialization and control element and configured to exert an axisymmetric thrust action on the partialization and control element to arrange the partialization and control element in an initial position and preload condition to adapt the narrowed active section to a reference flowrate and pressure of the polymer component and subsequently to vary the position of said partialization and control element to adjust the narrowed active section according to the flowrate variation, exerting the contrasting force that is suitable for balancing the pressure exerted by the polymer component; the modular adjusting and contrasting unit includes a series of interchangeable elastic elements of conical disc shape, configured to exert a non-linear elastic action that is such as to contain the retracting stroke of the partialization and control element, limiting as much as possible the pressure variation at the variation of the flowrate of the respective polymer component entering the hollow housing and guiding body; the modular adjusting and contrasting unit, the tip portion and the nozzle orifice cooperate mutually to confer to the injector device a geometric conformation with high section gain, corresponding to a high ratio between the variation of the area of narrowed active section and the longitudinal shift of the partialization and control element.

An exemplary compounding system and method can include a transfer set that includes a manifold for assisting in transferring a plurality of ingredients from supply container(s) to a final container. The manifold can include a first channel in fluid communication with at least one primary ingredient, and a second channel in fluid communication with a plurality of secondary ingredients. The first channel and second channel can be in fluid isolation from each other such that the at least one primary ingredient does not mix with the plurality of secondary ingredients within the manifold. The transfer set can include a plurality of inlet lines in fluid communication with the manifold and two outlet lines configured for connection to two separate pumps and eventually being in fluid communication with the final container.

Disclosed is a gradient proportioning valve for liquid chromatography that includes a plurality of inlet ports configured to receive a plurality of fluids, a manifold connected to each of the plurality of inlet ports configured to mix the plurality of fluids in a controlled manner to provide a fluid composition, the manifold including a plurality of conduits internal to the manifold, each of the plurality of conduits receiving fluid through a respective one of the plurality of inlet ports, an actuation mechanism having a piston located within a bored structure surrounding the piston, the actuation mechanism configured to open and close at least one of the plurality of conduits in a controlled manner where the piston and the bored structure have a tight tolerance configured to create a fluid tight seal, and a common outlet port configured to receive the fluid composition.

A static mixing apparatus for mixing a fluid, preferably a liquid is provided. The mixer comprises a plurality of chambers in series, the first chamber of the series comprising a fluid inlet, and the final chamber of the series comprising a fluid outlet, each chamber except the final chamber including orifices defining a flow path from the fluid inlet and into each chamber in series and to the fluid outlet and the final chamber including a gas outlet located at the opposite end of the static mixing apparatus to the fluid inlet and fluid outlet.

The present invention relates to a tubular mixing device (6) with reversed coiled configuration (also referred to as coiled flow reverser CFR)) wherein after a number n of turns (2) with n=1; 2 the flow path is reverted to the opposite direction, and wherein the device (6) has an overall straight coil axis.

Dilute chemical solution production device (1) has a plunger pump and a chemical solution supply pipe (3) that supply a chemical solution S from a chemical solution reservoir. The end of the chemical solution supply pipe (3) serves as an injection point 11 for the chemical solution (S). The chemical solution supply pipe (3) is inserted to an approximately central position in the radial direction of an ultrapure water passage (12), which is a first pipe, via a bore-through joint (13). Conductivity meter (14) as a conductivity measuring meter is provided on the downstream side of the bore-through joint (13), which serves as the injection point (11), and is connected to a controller so that the plunger pump (4) can be controlled in accordance with the measured value of the conductivity meter (14).

Dilute chemical solution production device (1) has a plunger pump and a chemical solution supply pipe (3) that supply a chemical solution S from a chemical solution reservoir. The end of the chemical solution supply pipe (3) serves as an injection point 11 for the chemical solution (S). The chemical solution supply pipe (3) is inserted to an approximately central position in the radial direction of an ultrapure water passage (12), which is a first pipe, via a bore-through joint (13). Conductivity meter (14) as a conductivity measuring meter is provided on the downstream side of the bore-through joint (13), which serves as the injection point (11), and is connected to a controller so that the plunger pump (4) can be controlled in accordance with the measured value of the conductivity meter (14).

A flammable gas diluter includes: a dilution vessel comprising an outer envelope defining a longitudinal flow passage from an inlet to an outlet; at least one air inlet for directing a flow of air into the inlet of the diluter; and a flammable gas inlet arrangement. The dilution vessel has a plurality of gas flow directing formations arranged between the flammable gas inlet arrangement and the outlet, each being at a different position along a length of the dilution vessel. At least one of the plurality of gas flow formations is an inwardly directing gas flow formation for directing gas flow away from the outer envelope and at least one of the gas flow formations is an outwardly directing gas flow formation for directing gas flow towards the outer envelope.