BR9804320A - Processo de adsorção criogênica para a produção de nitrogênio de pureza ultraelevada. - Google Patents

Processo de adsorção criogênica para a produção de nitrogênio de pureza ultraelevada.

Info

Publication number
BR9804320A
BR9804320A BR9804320-0A BR9804320A BR9804320A BR 9804320 A BR9804320 A BR 9804320A BR 9804320 A BR9804320 A BR 9804320A BR 9804320 A BR9804320 A BR 9804320A
Authority
BR
Brazil
Prior art keywords
production
high purity
adsorption process
ultra high
purity nitrogen
Prior art date
Application number
BR9804320-0A
Other languages
English (en)
Inventor
Mary Louise Markowski
Thomas John Bergman Jr.
James Philip Natwora Jr
John Keller Howell
David Richard Thompson
Original Assignee
Praxair Technology Inc
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 Praxair Technology Inc filed Critical Praxair Technology Inc
Publication of BR9804320A publication Critical patent/BR9804320A/pt

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    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/02—Separation 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
    • B01D53/04—Separation 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation 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
    • B01D53/02—Separation 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D53/02—Separation 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
    • B01D53/04—Separation 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
    • B01D53/0462—Temperature swing adsorption
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
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    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/75—Multi-step processes
    • 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
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/04—Purification or separation of nitrogen
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    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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    • B01D2256/00—Main component in the product gas stream after treatment
    • B01D2256/10—Nitrogen
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
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  • General Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Separation Of Gases By Adsorption (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Abstract

"PROCESSO DE ADSORçãO CRIOGêNICA PARA A PRODUçãO DE NITROGêNIO DE PUREZA ULTRAELEVADA". Uma processo para purificação adicional de nitrogênio gasoso, por meio do qual é produzido nitrogênio de pureza ultraelevada que está substancialmene livre de hitrogênio, oxigênio e monóxido de carbono, no qual o nitrogênio gasoso é contactado com um adsorvente contendo metal em uma temperatura de 150K ou menor.
BR9804320-0A 1997-10-31 1998-10-29 Processo de adsorção criogênica para a produção de nitrogênio de pureza ultraelevada. BR9804320A (pt)

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US08/962,545 US5983667A (en) 1997-10-31 1997-10-31 Cryogenic system for producing ultra-high purity nitrogen

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JP (1) JPH11216326A (pt)
KR (1) KR100397077B1 (pt)
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BR (1) BR9804320A (pt)
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KR20130008037A (ko) * 2010-03-05 2013-01-21 가부시키가이샤 한도오따이 에네루기 켄큐쇼 반도체 장치를 제작하는 방법
FR2959297B1 (fr) * 2010-04-22 2012-04-27 Air Liquide Procede et appareil de production d'azote par distillation cryogenique d'air
KR101637626B1 (ko) 2012-03-21 2016-07-08 방봉진 골판지를 이용한 음향반사판
ITMI20120676A1 (it) * 2012-04-24 2013-10-25 Getters Spa Metodo e dispositivo rigenerabile di purificazione a temperatura ambiente per monossido di diazoto
ITMC20120071A1 (it) * 2012-08-28 2014-03-01 Domus Care Srl Dispositivo per eliminare ossigeno dall'aria, con accumulo di azoto realizzato per stratificazione
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ID21192A (id) 1999-05-06
US5983667A (en) 1999-11-16
JPH11216326A (ja) 1999-08-10
KR100397077B1 (ko) 2003-10-17
CN1216750A (zh) 1999-05-19
EP0916383A1 (en) 1999-05-19
CN1117697C (zh) 2003-08-13
KR19990037480A (ko) 1999-05-25
CA2252454C (en) 2002-08-20
CA2252454A1 (en) 1999-04-30

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