USB528756I5 - - Google Patents

Info

Publication number
USB528756I5
USB528756I5 US52875674A USB528756I5 US B528756 I5 USB528756 I5 US B528756I5 US 52875674 A US52875674 A US 52875674A US B528756 I5 USB528756 I5 US B528756I5
Authority
US
United States
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to US05/528,756 priority Critical patent/US3990476A/en
Priority to CA240,825A priority patent/CA1032852A/en
Publication of USB528756I5 publication Critical patent/USB528756I5/en
Application granted granted Critical
Publication of US3990476A publication Critical patent/US3990476A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/04—Preparation or injection of sample to be analysed
    • G01N30/16—Injection
    • G01N30/20—Injection using a sampling valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/06—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements
    • F16K11/072—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members
    • F16K11/074—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces
    • F16K11/0743—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only sliding valves, i.e. sliding closure elements with pivoted closure members with flat sealing faces with both the supply and the discharge passages being on one side of the closure plates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86863—Rotary valve unit

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Safety Valves (AREA)
US05/528,756 1974-12-02 1974-12-02 High temperature gas chromatograph valve Expired - Lifetime US3990476A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US05/528,756 US3990476A (en) 1974-12-02 1974-12-02 High temperature gas chromatograph valve
CA240,825A CA1032852A (en) 1974-12-02 1975-12-01 High temperature gas chromatograph valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/528,756 US3990476A (en) 1974-12-02 1974-12-02 High temperature gas chromatograph valve

Publications (2)

Publication Number Publication Date
USB528756I5 true USB528756I5 (en) 1976-02-03
US3990476A US3990476A (en) 1976-11-09

Family

ID=24107049

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/528,756 Expired - Lifetime US3990476A (en) 1974-12-02 1974-12-02 High temperature gas chromatograph valve

Country Status (2)

Country Link
US (1) US3990476A (en)
CA (1) CA1032852A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384969A3 (en) * 1989-02-27 1991-02-20 Hewlett-Packard Company Axially-driven valve controlled trapping assembly
EP3090259A4 (en) * 2014-01-02 2017-07-12 Valco Instruments Company, L.P. Heated rotary valve for chromatography

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4501297A (en) * 1982-04-08 1985-02-26 Automatic Switch Company Rotary valve
US5052440A (en) * 1989-04-27 1991-10-01 Grumman Aerospace Corporation Liquid droplet generator valve
CN100453867C (en) * 2007-01-19 2009-01-21 西安交通大学 A 36-way rotary valve for high performance liquid phase preparative chromatography simulated moving bed
US8627851B2 (en) 2010-06-14 2014-01-14 Idex Health & Science Llc Rebuildable micro-fluidic valve assembly
DE102018116830A1 (en) * 2018-07-11 2020-01-16 Agilent Technologies, Inc. - A Delaware Corporation - Valve arrangement with valve module and basic module
WO2022024028A1 (en) * 2020-07-30 2022-02-03 Agilent Technologies, Inc. Valve with axial angle compensation
CN112798707B (en) * 2020-12-29 2023-01-13 国家能源集团宁夏煤业有限责任公司 Mining monitoring equipment and goaf gas monitoring method
US12297931B2 (en) 2021-02-08 2025-05-13 Schivo Medical Limited Centering electronic rotary valve
DE102021128649A1 (en) * 2021-11-03 2023-05-04 Agilent Technologies, Inc. Rotary valve with compensating element to compensate for an axial offset

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2198965A (en) * 1938-06-18 1940-04-30 L A B Corp Hydraulic torque transmission system
US2363410A (en) * 1942-05-16 1944-11-21 Sr Edwin R Gill Bellows type pump
US3216326A (en) * 1963-08-26 1965-11-09 Robertshaw Controls Co Program control system and parts and method therefor or the like
US3223123A (en) * 1963-05-27 1965-12-14 Sun Oil Co Multifunction valve for chromatography
US3329167A (en) * 1964-11-23 1967-07-04 Speedlap Corp Control valve
US3386338A (en) * 1963-01-18 1968-06-04 Plessey Uk Ltd Self-locking actuators for rotary valve and other two-position rotary elements
US3486731A (en) * 1968-05-17 1969-12-30 Bendix Corp Control apparatus with pivotal lever for transmitting motion

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2198965A (en) * 1938-06-18 1940-04-30 L A B Corp Hydraulic torque transmission system
US2363410A (en) * 1942-05-16 1944-11-21 Sr Edwin R Gill Bellows type pump
US3386338A (en) * 1963-01-18 1968-06-04 Plessey Uk Ltd Self-locking actuators for rotary valve and other two-position rotary elements
US3223123A (en) * 1963-05-27 1965-12-14 Sun Oil Co Multifunction valve for chromatography
US3216326A (en) * 1963-08-26 1965-11-09 Robertshaw Controls Co Program control system and parts and method therefor or the like
US3329167A (en) * 1964-11-23 1967-07-04 Speedlap Corp Control valve
US3486731A (en) * 1968-05-17 1969-12-30 Bendix Corp Control apparatus with pivotal lever for transmitting motion

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0384969A3 (en) * 1989-02-27 1991-02-20 Hewlett-Packard Company Axially-driven valve controlled trapping assembly
EP3090259A4 (en) * 2014-01-02 2017-07-12 Valco Instruments Company, L.P. Heated rotary valve for chromatography

Also Published As

Publication number Publication date
CA1032852A (en) 1978-06-13
US3990476A (en) 1976-11-09

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