ZA874504B - Pressure control - Google Patents

Pressure control

Info

Publication number
ZA874504B
ZA874504B ZA874504A ZA874504A ZA874504B ZA 874504 B ZA874504 B ZA 874504B ZA 874504 A ZA874504 A ZA 874504A ZA 874504 A ZA874504 A ZA 874504A ZA 874504 B ZA874504 B ZA 874504B
Authority
ZA
South Africa
Prior art keywords
pressure control
pressure
control
Prior art date
Application number
ZA874504A
Other languages
English (en)
Inventor
Andrew Michael Haslett
Michael Haslett Andrew
John Brian Hansen Johnson
Brian Hansen Johnson John
Original Assignee
Ici Plc
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 by Ici Plc filed Critical Ici Plc
Publication of ZA874504B publication Critical patent/ZA874504B/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/047Pressure swing adsorption
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B01D53/04Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
    • B01D53/0407Constructional details of adsorbing systems
    • B01D53/0446Means for feeding or distributing gases
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/40003Methods relating to valve switching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2259/00Type of treatment
    • B01D2259/40Further details for adsorption processes and devices
    • B01D2259/402Further details for adsorption processes and devices using two beds
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00Fluid handling
    • Y10T137/0318Processes
    • Y10T137/0324With control of flow by a condition or characteristic of a fluid
    • Y10T137/0379By fluid pressure

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Safety Valves (AREA)
  • Control Of Fluid Pressure (AREA)
ZA874504A 1986-07-02 1987-06-22 Pressure control ZA874504B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8616185A GB8616185D0 (en) 1986-07-02 1986-07-02 Pressure control

Publications (1)

Publication Number Publication Date
ZA874504B true ZA874504B (en) 1988-03-30

Family

ID=10600479

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA874504A ZA874504B (en) 1986-07-02 1987-06-22 Pressure control

Country Status (7)

Country Link
US (1) US4747853A (ko)
EP (1) EP0252626A3 (ko)
AU (1) AU586567B2 (ko)
GB (1) GB8616185D0 (ko)
IN (1) IN172754B (ko)
NZ (1) NZ220767A (ko)
ZA (1) ZA874504B (ko)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725293A (en) * 1986-11-03 1988-02-16 The Boc Group, Inc. Automatic control for Pressure Swing Adsorption system
US4995889A (en) * 1990-02-23 1991-02-26 Air Products And Chemials, Inc. Control of product withdrawal from a sorptive separation system
US6063169A (en) * 1996-05-10 2000-05-16 Litton Systems, Inc. Control means for molecular sieve on-board oxygen generator
US6277174B1 (en) * 2000-01-07 2001-08-21 Praxair Technology, Inc. Low pressure ratio VPSA plant tuning and balancing system
GB2365019A (en) * 2000-06-06 2002-02-13 Ici Plc Primary steam reforming plant
US8109295B2 (en) * 2008-10-24 2012-02-07 Tyco Valves & Controls Lp Manifold assembly
US8992838B1 (en) 2011-02-02 2015-03-31 EcoVapor Recovery Systems, LLC Hydrocarbon vapor recovery system
US8893803B1 (en) * 2011-07-15 2014-11-25 Trendsetter Engineering, Inc. Safety relief valve system for use with subsea piping and process for preventing overpressures from affecting the subsea piping
US9776155B1 (en) 2012-02-02 2017-10-03 EcoVapor Recovery Systems, LLC Hydrocarbon vapor recovery system with oxygen reduction
US9334109B1 (en) 2012-02-02 2016-05-10 EcoVapor Recovery Systems, LLC Vapor recovery systems and methods utilizing selective recirculation of recovered gases

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2950682A (en) * 1955-08-25 1960-08-30 Phillips Petroleum Co Method and apparatus for controlling pipeline pressure
US3399510A (en) * 1966-05-25 1968-09-03 Air Technologies Inc Process and apparatus for dehydrating compressed gas
DE1673520A1 (de) * 1967-04-12 1971-04-29 Sartorius Werke Gmbh Gasdruck-Regelsystem
US3646727A (en) * 1969-06-02 1972-03-07 Erich A Wachsmuth Automatic compressor drain system
US3977423A (en) * 1975-03-14 1976-08-31 Phillips Petroleum Company Valve control apparatus and method
US4089007A (en) * 1976-05-24 1978-05-09 International Business Machines Corporation Digital flow pressure regulator
DE2823211A1 (de) * 1978-05-27 1979-12-06 Bayer Antwerpen Nv Verfahren zum betrieb einer druck- wechsel-adsorptionsanlage
US4375363A (en) * 1978-12-05 1983-03-01 Union Carbide Corporation Selective adsorption process for production of ammonia synthesis gas mixtures
DE3040495C2 (de) * 1980-10-28 1986-10-23 Linde Ag, 6200 Wiesbaden Ventilsteuerung
DE3301668A1 (de) * 1983-01-20 1984-07-26 Metallgesellschaft Ag, 6000 Frankfurt Regelverfahren fuer eine entstaubungsanlage
US4545790A (en) * 1983-08-11 1985-10-08 Bio-Care, Incorporated Oxygen concentrator
EP0157480B1 (en) * 1984-03-02 1989-07-26 Imperial Chemical Industries Plc Process for producing ammonia synthesis gas
US4552571A (en) * 1984-04-05 1985-11-12 Vbm Corporation Oxygen generator with two compressor stages

Also Published As

Publication number Publication date
AU586567B2 (en) 1989-07-13
GB8616185D0 (en) 1986-08-06
EP0252626A3 (en) 1989-11-23
EP0252626A2 (en) 1988-01-13
IN172754B (ko) 1993-11-20
US4747853A (en) 1988-05-31
NZ220767A (en) 1989-04-26
AU7475387A (en) 1988-01-07

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