USB452501I5 - - Google Patents

Info

Publication number
USB452501I5
USB452501I5 US45250174D USB452501I5 US B452501 I5 USB452501 I5 US B452501I5 US 45250174 D US45250174 D US 45250174D US B452501 I5 USB452501 I5 US B452501I5
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
Publication of USB452501I5 publication Critical patent/USB452501I5/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/16—Alumino-silicates
    • B01J20/18—Synthetic zeolitic molecular sieves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
    • B01J20/282—Porous sorbents
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/12—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
    • C07C7/13—Purification; Separation; Use of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G25/00—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents
    • C10G25/02—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents with ion-exchange material
    • C10G25/03—Refining of hydrocarbon oils in the absence of hydrogen, with solid sorbents with ion-exchange material with crystalline alumino-silicates, e.g. molecular sieves
    • 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
    • G01N30/26—Conditioning of the fluid carrier; Flow patterns
    • G01N30/28—Control of physical parameters of the fluid carrier
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/10—Selective adsorption, e.g. chromatography characterised by constructional or operational features
    • B01D15/16—Selective adsorption, e.g. chromatography characterised by constructional or operational features relating to the conditioning of the fluid carrier
    • B01D15/166—Fluid composition conditioning, e.g. gradient
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00—Aspects relating to sorbent materials
    • B01J2220/50—Aspects relating to the use of sorbent or filter aid materials
    • B01J2220/54—Sorbents specially adapted for analytical or investigative chromatography

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
US45250174 1974-03-19 1974-03-19 Pending USB452501I5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/452,501 US4001111A (en) 1974-03-19 1974-03-19 Dual temperature gradient elution liquid chromatography

Publications (1)

Publication Number Publication Date
USB452501I5 true USB452501I5 (en) 1976-03-16

Family

ID=23796706

Family Applications (2)

Application Number Title Priority Date Filing Date
US05/452,501 Expired - Lifetime US4001111A (en) 1974-03-19 1974-03-19 Dual temperature gradient elution liquid chromatography
US45250174 Pending USB452501I5 (en) 1974-03-19 1974-03-19

Family Applications Before (1)

Application Number Title Priority Date Filing Date
US05/452,501 Expired - Lifetime US4001111A (en) 1974-03-19 1974-03-19 Dual temperature gradient elution liquid chromatography

Country Status (1)

Country Link
US (2) US4001111A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593409A1 (en) * 1986-01-30 1987-07-31 Centre Nat Rech Scient Process for separating the constituents of a mixture comprising at least two compounds known to be difficult to separate and relying on the adsorption phenomenon

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274967A (en) * 1978-07-07 1981-06-23 Technicon Instruments Corporation Chromatographic apparatus and method
US4864033A (en) * 1985-11-27 1989-09-05 Brigham Young University Novel liquid crystalline compounds and polymers
US5047073A (en) * 1990-02-27 1991-09-10 Transducer Research, Inc. Sorption separation apparatus and methods
US5849981A (en) * 1994-10-11 1998-12-15 Uop Llc Adsorptive separation of para-xylene using isopropylbenzene desorbent
FR2782714B1 (en) * 1998-08-26 2000-09-29 Inst Francais Du Petrole CO-PRODUCTION PROCESS OF METAXYLENE AND PARAXYLENE
US12441672B2 (en) 2020-08-26 2025-10-14 China Petroleum & Chemical Corporation Composite adsorbent for separation of ethylbenzene by adsorption distillation and application thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654145A (en) * 1968-02-21 1972-04-04 British Petroleum Co Discovery in separation of hydrocarbons
US3719084A (en) * 1970-09-21 1973-03-06 Mc Donnell Douglas Corp Means for separating organics containing from one to twenty carbons comprising series connected packed and capillary columns
US3835043A (en) * 1972-12-21 1974-09-10 Exxon Research Engineering Co Minimizing elution volumes in liquid chromatographic separations

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3654145A (en) * 1968-02-21 1972-04-04 British Petroleum Co Discovery in separation of hydrocarbons
US3719084A (en) * 1970-09-21 1973-03-06 Mc Donnell Douglas Corp Means for separating organics containing from one to twenty carbons comprising series connected packed and capillary columns
US3835043A (en) * 1972-12-21 1974-09-10 Exxon Research Engineering Co Minimizing elution volumes in liquid chromatographic separations

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Heftmann, E. Chromatography, Reinhold Pub. Co. N. Y., p. 186, 1961. *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2593409A1 (en) * 1986-01-30 1987-07-31 Centre Nat Rech Scient Process for separating the constituents of a mixture comprising at least two compounds known to be difficult to separate and relying on the adsorption phenomenon

Also Published As

Publication number Publication date
US4001111A (en) 1977-01-04

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