US20070175537A1 - Apparatus and method for dispensing high purity materials - Google Patents

Apparatus and method for dispensing high purity materials Download PDF

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Publication number
US20070175537A1
US20070175537A1 US10/594,485 US59448505A US2007175537A1 US 20070175537 A1 US20070175537 A1 US 20070175537A1 US 59448505 A US59448505 A US 59448505A US 2007175537 A1 US2007175537 A1 US 2007175537A1
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Prior art keywords
syringe
stem
dispensing valve
pressurized container
dispensing
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Abandoned
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US10/594,485
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James Farina
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Individual
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Priority to US10/594,485 priority Critical patent/US20070175537A1/en
Assigned to MALLINCKRODT BAKER, INC. reassignment MALLINCKRODT BAKER, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: FARINA, JAMES
Publication of US20070175537A1 publication Critical patent/US20070175537A1/en
Assigned to MALLINCKRODT BAKER, INC. reassignment MALLINCKRODT BAKER, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: MALLINCKRODT BAKER, INC.
Assigned to MALLINCKRODT BAKER, INC. reassignment MALLINCKRODT BAKER, INC. RE-RECORD TO CORRECT THE ASSIGNEE'S ADDRESS ON A DOCUMENT PREVIOUSLY RECORDED AT REEL 018119, FRAME 0070. (ASSIGNMENT OF ASSIGNOR'S INTEREST) Assignors: MALLINCKRODT BAKER, INC.
Abandoned legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
    • B65D83/44—Valves specially adapted therefor; Regulating devices
    • B65D83/48—Lift valves, e.g. operated by push action
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
    • G01N35/1002—Reagent dispensers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
    • B01L2200/16—Reagents, handling or storing thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/04—Closures and closing means
    • B01L2300/046—Function or devices integrated in the closure
    • B01L2300/049—Valves integrated in closure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2400/00—Moving or stopping fluids
    • B01L2400/04—Moving fluids with specific forces or mechanical means
    • B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
    • B01L2400/0487—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure fluid pressure, pneumatics
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
    • B01L3/02—Burettes; Pipettes
    • B01L3/0289—Apparatus for withdrawing or distributing predetermined quantities of fluid
    • B01L3/0293—Apparatus for withdrawing or distributing predetermined quantities of fluid for liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2226—Sampling from a closed space, e.g. food package, head space
    • G01N2001/2238—Sampling from a closed space, e.g. food package, head space the gas being compressed or pressurized

Definitions

  • This invention relates to system or apparatus and a method for dispensing high purity material from a container without compromising the purity of the material. More particularly, the invention relates to a system or apparatus and a method for dispensing high purity chemicals, and particularly ultra dry solvents intended for use in laboratory scale synthesis studies, from a container, and particularly from a positive dispense container or can while maintaining the integrity of the material.
  • Numerous dispensing systems are known for dispensing materials from pressurized containers.
  • the material to be dispensed in the pressurized container generally provided with a dispensing valve.
  • a pressure differential between the internal pressure in the container and the ambient pressure permits the dispensing of the material from the container. While such a simple system is acceptable for many applications, where the continuing purity and integrity of the material to be dispensed is a prime concern, such systems do not permit the purity and integrity of the material to be maintained upon dispensing of the material.
  • One such material is ultra dry solvent utilized in laboratory scale synthesis studies. Such ultra dry solvents are degraded by contact with moisture and oxygen.
  • a CYCLE-TAINER container for a solvent delivery system.
  • Such system comprises a closed stainless steel container, available in 4, 8, 52, 215 and 1250 liter sizes, containing the material to be dispensed, and is provided with appropriate valving.
  • an inlet valve of the container is hooked up to a source of pressurized inert gas, such as argon or nitrogen, and the outlet valve from the container is connected to a hose leading directly to the reactor or vessel where the stored material is to be employed or used.
  • pressurized gas such as argon or nitrogen
  • This invention relates to a system or apparatus and a method for dispensing a material from a pressurized container while maintaining product integrity.
  • the system or apparatus comprises a pressurized container for holding the material and having a dispensing valve provided with a dispensing conduit or stem for dispensing the material from the container at the appropriate time, a syringe equipped with on/off locking mechanism for permitting or preventing flow of the material into and out of the syringe by way of a stem or conduit attached to the locking mechanism, and a removable adaptor for connecting the stem of the syringe to the stem of the dispensing valve of the pressurized container for permitting flow of material from the pressurized container into a chamber of the syringe upon actuation of the dispensing valve.
  • the dispensing valve comprises a reciprocatably actuated valve wherein, when the syringe stem is connected to the valve stem by way of the adaptor, and the valve stem is reciprocatably moved inward towards the interior of the pressurized container, one or more openings in the valve stem are uncovered permitting flow of material from the container to a chamber of the syringe without exposure to any contaminants or reactive materials thereby permitting dispensing of the material while maintaining its integrity.
  • a desiccant is provided for preventing moisture from entering the pressurized container.
  • the invention in one embodiment comprises an apparatus for storing and dispensing a material from a pressurized container while maintaining the integrity or purity of the material to be dispensed, the apparatus comprising:
  • the invention in another embodiment comprises an apparatus wherein the dispensing valve comprises a reciprocatably actuated valve.
  • the invention in another embodiment comprises an apparatus wherein the valve stem of the dispensing valve is hollow but is closed at the proximal end in the container and is provided with one or more covered openings along the stem, the valve stem being reciprocatably movable inward into the pressurized container for uncovering the one or more openings in the valve stem for permitting the flow of material from the pressurized container through the one or more openings, into the valve stem, and into the chamber of the syringe.
  • the invention in another embodiment comprises apparatus wherein the one or more openings in the dispensing valve stem are located circumferentially around the dispensing valve stem and are covered by a gasket until the dispensing valve stem is moved reciprocatably inward into the pressurized container for uncovering the one or more openings.
  • the invention in another embodiment comprises an apparatus wherein the gasket is a ring of material surrounding the dispensing valve stem in a slidable manner.
  • the invention in another embodiment comprises an apparatus wherein the pressurized container holding the material to be dispensed is a positive dispense container comprising a pressurized container having therein a bag containing the material to be dispensed, said bag being connected to the dispensing valve in fluid flow relationship, and said bag being surrounded by pressurizing gas, preferably such as argon or nitrogen, in the container.
  • pressurizing gas preferably such as argon or nitrogen
  • the invention in another embodiment comprises an apparatus wherein the pressurized container holding the material to be dispensed is a positive dispense container comprising a pressurized container having therein a bag containing the material to be dispensed, said bag being connected to the dispensing valve in fluid flow relationship, and said bag being surrounded by pressurizing gas in the container.
  • a desiccant material may be placed in the space between the pressurized container and the bag therein holding the material to be dispensed, i.e., in the space where the pressurized gas is maintained between the wall of container and bag to prevent any moisture in the container from entering the bag containing the material to be dispensed.
  • the invention in another embodiment comprises an apparatus wherein the bag is connected to the dispensing valve though a valve connector, the valve connector having a central opening for permitting the material to flow out of the bag, the dispensing valve stem is seated in the valve connector in a biased manner in a direction outwardly from the pressurized container preventing flow of material out through the valve stem until actuation of the dispensing valve.
  • the invention in another embodiment comprises an apparatus wherein the dispensing valve stem is seated upon a biasing spring in the valve connector.
  • the invention in another embodiment comprises an apparatus wherein the adaptor comprises two female sockets connected by a central material flow path passageway in the adaptor, one of the female sockets connected to the distal end of the dispensing valve stem and the other female socket connected to the end of the stem of the syringe for permitting the flow of the material from the dispensing valve stem to the syringe stem so that the material may flow from the pressurized container to the chamber of the syringe without exposure to the atmosphere.
  • the invention in another embodiment comprises an apparatus wherein the adaptor comprises two female sockets connected by a material flow path, one of the female sockets connected to the distal end of the dispensing valve stem and the other female socket connected to the end of the stem of the syringe for permitting the flow of the material from the dispensing valve stem to the syringe stem so that the material may flow from the pressurized container to the chamber of the syringe.
  • the invention in another embodiment comprises an apparatus wherein the on/off locking member on the syringe is a luer lock.
  • the invention in another embodiment comprises an apparatus wherein the syringe is provided with a reciprocatably actuated piston extending outwardly from the chamber of the syringe at an end of the syringe opposite the syringe stem.
  • the invention in another embodiment comprises a method for storing and dispensing a material from a pressurized container while maintaining the integrity or purity of the material to be dispensed, the method comprising:
  • the invention in another embodiment comprises a method having the additional step of subsequently replacing the stem of the syringe with a needle, activating the on/off locking member to the on position and expelling material from the syringe chamber to a closed system where the material is to be employed.
  • the invention in another embodiment comprises a method wherein the dispensing valve comprises a reciprocatably actuated valve.
  • the invention in another embodiment comprises a method wherein the valve stem of the dispensing valve is hollow but is closed at the proximal end in the container and is provided with one or more covered openings along the stem, the valve is actuated by the valve stem being reciprocatably moved inward into the pressurized container thereby uncovering the one or more openings in the valve stem and permitting the flow of material from the pressurized container through the one or more openings, into the valve stem, and into the chamber of the syringe.
  • the invention in another embodiment comprises a method wherein the one or more openings in the dispensing valve stem are located circumferentially around the dispensing valve stem and are covered by a slidable gasket and when the dispensing valve stem is moved reciprocatable inward into the pressurized container the one or more openings is/are uncovered by the gasket to provide for flow of the material into the one or more openings.
  • the invention in another embodiment comprises a method wherein the pressurized container holding the material to be dispensed is a positive dispense container comprising a pressurized container having therein a bag containing the material to be dispensed, said bag being connected to the dispensing valve in fluid flow relationship, and said bag being surrounded by pressurizing gas, preferably argon or nitrogen, in the container, whereby upon activation of the dispensing valve the pressurizing gas forces material from the bag through the dispensing valve and into the syringe chamber.
  • pressurizing gas preferably argon or nitrogen
  • the invention in another embodiment comprises a method wherein the bag is connected to the dispensing valve though a valve connector, the valve connector having a central opening for permitting the material to flow out of the bag, the dispensing valve stem is seated in the valve connector in a biased manner in a direction outwardly from the pressurized container preventing flow of material out through the valve stem until actuation of the dispensing valve occurs.
  • the invention in another embodiment comprises a method wherein the dispensing valve stem is seated upon a biasing spring in the valve connector and activation of the dispensing valve causes the biasing spring to be contracted permitting the dispensing valve stem to further enter the pressurized container to uncover the gasket from the one or more openings circumferentially around the stem.
  • the invention in another embodiment comprises a method wherein the adaptor comprises two female sockets connected by a central material flow path passageway in the adaptor, and the adaptor is connected to the two stems by connecting one of the female sockets to the distal end of the dispensing valve stem and the other female socket to the end of the stem of the syringe.
  • the invention in another embodiment comprises a method wherein the material to be dispensed is an ultra dry solvent.
  • the invention in another embodiment comprises a method having the additional steps of subsequently replacing the syringe stem with a needle while the locking member is in the off position, and then activating the locking member to the on position and expelling material from the syringe chamber to a closed reactor or vessel.
  • the invention in another embodiment comprises a method wherein the material is expelled from the syringe chamber by means of a reciprocatable syringe piston.
  • FIG. 1 is a exploded view, partially in section, of the apparatus or system of this invention
  • FIG. 2 is an enlarged view of a portion of the apparatus or system of FIG. 1 ;
  • FIG. 3 is a view of the assembled apparatus or system ready for dispensing material from the pressurized container
  • FIG. 4 is a view of the assembled apparatus or system of FIG. 3 , partially broken away to show the relative position of the components;
  • FIG. 5 is an enlarged view of a portion of the assembled apparatus or system of FIGS. 3 and 4 , illustrating the activation of the valve to permit flow of the material out of the pressurized container;
  • FIG. 6 is view illustrating apparatus to illustrate how the material dispensed into the chamber of the syringe by the apparatus of this invention may be dispensed from the syringe.
  • the system or apparatus 10 comprises a pressurized container 12 containing the material, particularly an ultra-dry solvent material, to be dispensed.
  • a pressurized container 12 containing the material, particularly an ultra-dry solvent material, to be dispensed.
  • any suitable pressurized container can be employed in the apparatus and system of this invention, it is preferred to employ a positive dispense container having a bag of the material in a container pressurized by a suitable pressurizing gas contained in the container but not in the bag.
  • Such positive dispense bags are disclosed, for example in U.S. Pat. Nos. 5,035,351 5,040,704 5,137,186 and 5,169,037, the disclosures of which are incorporated herein by reference thereto.
  • the pressurized container 12 has a material-containing bag 14 in which the material 16 is contained.
  • the bag 14 is exteriorally surrounded by pressurized gas 18 in the container 12 .
  • any suitable desiccant material 58 may be placed in the space between the wall of the pressurized container 12 and the bag 14 , i.e., in the space occupied by the pressurized gas 18 , to prevent any moisture resident in the container from entering the bag and contaminating material 16 .
  • Any suitable desiccant in any suitable form, e.g., powder or packaged form, may be employed.
  • the desiccant is a packaged form and comprises packaged silica gel or molecular sieve desiccant, such as those available from Sigma-Aldricch, Inc. of St. Louis, Mo., as Minipax® absorbent packets and from Multisorb Technologies, Inc. of Buffalo, N.Y. as Natrasorb® desiccant packages.
  • the bag 14 containing the material 16 to be dispensed is sealed with a dispensing valve assembly 20 by way of a valve connector 22 suitably sealed to the bag and having a central opening 24 extending thought the valve connector.
  • a reciprocatable operable hollow valve stem 26 Seated in the central opening 24 of the valve connector 22 is a reciprocatable operable hollow valve stem 26 , closed at its inner or bottom proximal end to prevent flow of material directly into the proximal end of the valve stem. That closed end of the valve stem is located in the portion of the valve connector 22 extending into the interior of the container 12 and being seated on a biasing structure 28 , such as a spring, biasing the distal end of the valve stem outward of the container 12 and doing so in a mode preventing dispersing of the material 16 from the bag 14 .
  • the valve stem 26 is provided with one or more circumferentially spaced openings or holes 30 at a location along the valve stem within the central opening 24 of the valve connector 22 located within the interior of the pressurized container 12 .
  • the gasket material 32 may be of any suitable material not detrimental to the material being stored in the bag 14 .
  • a suitable gasket material there may be mentioned Gasket CS05-0310-51 from Buckeye Rubber & Packing Co., Cleveland, Ohio. It will be understood that the gasket material will be chosen based on its suitability to the material 16 to be contained in the bag 14 .
  • the apparatus or system 10 of the invention further includes an adaptor 34 having a central passageway 36 through the adaptor and thereby providing female sockets 38 , 40 at each end of the adaptor for receiving a male member as explained hereinafter.
  • the adaptor 34 may be of any suitable size or shape suitable for the intended use and made of any material suitably compatible with the material 16 to be dispensed.
  • the apparatus or system 10 of this invention further comprises a syringe 42 having a central chamber 44 and provided at one end with a reciprocatably actuated piston member 46 extending outwardly from the chamber 44 in a sealing manner and at the other end a on/off mechanism or locking member 48 .
  • Extending outwardly from the locking member 48 is a hollow stem or conduit 50 for receiving material 16 from container 12 into syringe chamber 44 and for dispensing the material from the syringe chamber into a reactor or reaction vessel.
  • the locking member 48 may be a luer lock mechanism or any other suitable on/off mechanism.
  • the locking member 48 as illustrated in the FIGS. 1, 3 , 4 and 6 has a turnable handle 52 , that by appropriate positioning either prevents or permits flow of material through stem 50 into or out of syringe chamber 44 .
  • the adaptor 34 is connected to both the valve stem 26 of the container 12 and to the stem 50 extending from the syringe 42 by placing the male stems into sealing arrangement with female sockets 38 and 40 , respectively, of the adaptor.
  • pressurized gas 18 in container 12 causes material 16 to flow out of bag 14 and through central opening 24 and then through holes or openings 30 into hollow stem 26 , through the adaptor 34 , and then through stem 50 into syringe chamber 44 upon positioning handle 52 of locking member 48 to the on (open) position. Once the material is in the syringe chamber 44 the handle 52 of the locking member 48 may be turned to the off (closed) position to isolate the material 16 in the chamber.
  • the syringe stem 50 is removed from female socket 38 of the adaptor and the stem is replaced with a syringe needle 54 as illustrated in FIG. 6 .
  • the material 16 may then be dispensed from the syringe chamber 44 by placing the needle in a closed reactor or vessel (not shown), turning handle 52 to the on (open) position and expelling the desired amount of the material by appropriate movement of syringe piston 46 .
  • the invention is particularly applicable to an apparatus and a method for dispensing materials that comprises ultra-dry solvents to be dispensed in relatively small amounts of about 200 mL or less, particularly about 100 mL or less, and especially amounts of about 10 ml to about 20 mL, under conditions that require the integrity and impurity of the material to be maintained and exposure to atmospheric conditions or other means of contamination are to be avoided.
  • solvent materials include, but are not limited to acetone, acetonilrile, anhydrous alcohols, bis (2-methoxyethyl)ether, chlorobenzene, chloroform, cyclohexane, dimethylforamide, dimethyl sulfoxide, ethyl acetate, ethyl ether, hexanes, methyl tert-butyl ether, methylene chloride, methyl ethyl ketone, tetrahydrofuran, toluene, xylenes and the like

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Vacuum Packaging (AREA)
  • General Preparation And Processing Of Foods (AREA)
US10/594,485 2004-07-06 2005-06-15 Apparatus and method for dispensing high purity materials Abandoned US20070175537A1 (en)

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Application Number Priority Date Filing Date Title
US10/594,485 US20070175537A1 (en) 2004-07-06 2005-06-15 Apparatus and method for dispensing high purity materials

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US58566304P 2004-07-06 2004-07-06
US62103004P 2004-10-21 2004-10-21
PCT/US2005/021234 WO2006014225A1 (en) 2004-07-06 2005-06-15 Apparatus and method for dispensing high purity materials
US10/594,485 US20070175537A1 (en) 2004-07-06 2005-06-15 Apparatus and method for dispensing high purity materials

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US20070175537A1 true US20070175537A1 (en) 2007-08-02

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US (1) US20070175537A1 (pt)
EP (1) EP1791768A1 (pt)
JP (1) JP2008505814A (pt)
KR (1) KR20070032776A (pt)
AU (1) AU2005270164A1 (pt)
BR (1) BRPI0512978A (pt)
CA (1) CA2572902A1 (pt)
IL (1) IL180492A0 (pt)
MX (1) MXPA06014214A (pt)
TW (1) TW200617315A (pt)
WO (1) WO2006014225A1 (pt)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8844584B1 (en) * 2010-02-05 2014-09-30 Bissell Homecare, Inc. Apparatus and method for a pressurized dispenser refill system
EP3694590A4 (en) * 2017-10-09 2021-08-18 Pearl Therapeutics, Inc. DRUG DELIVERY SYSTEMS AND RELATED PROCESSES

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CN115957695B (zh) * 2023-03-16 2023-05-26 烟台联利化工有限公司 一种铝粉自动投料加料装置

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US3371825A (en) * 1966-05-12 1968-03-05 Multiform Desiccant Products I Sorptive getter for pressure discharge dispensers
US3506005A (en) * 1967-02-23 1970-04-14 Arthur S Gilio Pressure infusion device for medical use
US3853157A (en) * 1973-02-22 1974-12-10 A Madaio Process and apparatus for dispensing liquid compositions intended for parenteral administration
US4863429A (en) * 1987-06-30 1989-09-05 Baldwin Brian E Syringe driver/syringe/tube connecting set fluid delivery arrangement, and tube connecting sets therefor
US5620434A (en) * 1994-03-14 1997-04-15 Brony; Seth K. Medicine vial link for needleless syringes
US6053373A (en) * 1998-10-16 2000-04-25 S.C. Johnson Commercial Markets, Inc. Fluid dispensing device
US6510968B2 (en) * 1999-12-17 2003-01-28 Unisia Jecs Corporation Pressure relief valve for an inhalator

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DE8704600U1 (de) * 1987-03-27 1987-10-15 Cocon Kunststoffen B.V., Arkel Vorrichtung zur gebrauchsfertigen Zubereitung der beiden Komponenten eines zweikomponentigen Montageschaums, insbesondere Polyurethanschaums
WO1996011162A1 (en) * 1994-10-11 1996-04-18 Monson James A Dispensing apparatus for foaming compositions and method
GB2341642A (en) * 1998-07-28 2000-03-22 Robert George Shephard Aerosol container with different sized agitating elements

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Publication number Priority date Publication date Assignee Title
US3371825A (en) * 1966-05-12 1968-03-05 Multiform Desiccant Products I Sorptive getter for pressure discharge dispensers
US3506005A (en) * 1967-02-23 1970-04-14 Arthur S Gilio Pressure infusion device for medical use
US3853157A (en) * 1973-02-22 1974-12-10 A Madaio Process and apparatus for dispensing liquid compositions intended for parenteral administration
US4863429A (en) * 1987-06-30 1989-09-05 Baldwin Brian E Syringe driver/syringe/tube connecting set fluid delivery arrangement, and tube connecting sets therefor
US5620434A (en) * 1994-03-14 1997-04-15 Brony; Seth K. Medicine vial link for needleless syringes
US6053373A (en) * 1998-10-16 2000-04-25 S.C. Johnson Commercial Markets, Inc. Fluid dispensing device
US6510968B2 (en) * 1999-12-17 2003-01-28 Unisia Jecs Corporation Pressure relief valve for an inhalator

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8844584B1 (en) * 2010-02-05 2014-09-30 Bissell Homecare, Inc. Apparatus and method for a pressurized dispenser refill system
EP3694590A4 (en) * 2017-10-09 2021-08-18 Pearl Therapeutics, Inc. DRUG DELIVERY SYSTEMS AND RELATED PROCESSES
EP4091652A1 (en) * 2017-10-09 2022-11-23 Pearl Therapeutics, Inc. Drug delivery systems
US11833292B2 (en) 2017-10-09 2023-12-05 Pearl Therapeutics, Inc. Drug delivery systems and related methods

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WO2006014225A1 (en) 2006-02-09
TW200617315A (en) 2006-06-01
KR20070032776A (ko) 2007-03-22
AU2005270164A1 (en) 2006-02-09
BRPI0512978A (pt) 2008-04-22
MXPA06014214A (es) 2007-03-12
CA2572902A1 (en) 2006-02-09
EP1791768A1 (en) 2007-06-06
JP2008505814A (ja) 2008-02-28
IL180492A0 (en) 2007-06-03

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