CA2646311A1 - Procede de purification de l'acide sulfurique use - Google Patents

Procede de purification de l'acide sulfurique use Download PDF

Info

Publication number
CA2646311A1
CA2646311A1 CA 2646311 CA2646311A CA2646311A1 CA 2646311 A1 CA2646311 A1 CA 2646311A1 CA 2646311 CA2646311 CA 2646311 CA 2646311 A CA2646311 A CA 2646311A CA 2646311 A1 CA2646311 A1 CA 2646311A1
Authority
CA
Canada
Prior art keywords
acid
sulfuric acid
vapour
diluted
methanol
Prior art date
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.)
Abandoned
Application number
CA 2646311
Other languages
English (en)
Inventor
Rene Dijkstra
Daniel Lawler
Colin Michael Evans
Graeme William Norval
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chemetics Inc
Original Assignee
Aker Solutions Canada 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 Aker Solutions Canada Inc filed Critical Aker Solutions Canada Inc
Priority to CA 2646311 priority Critical patent/CA2646311A1/fr
Publication of CA2646311A1 publication Critical patent/CA2646311A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/905—Removal of organic impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA 2646311 2008-12-11 2008-12-11 Procede de purification de l'acide sulfurique use Abandoned CA2646311A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA 2646311 CA2646311A1 (fr) 2008-12-11 2008-12-11 Procede de purification de l'acide sulfurique use

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA 2646311 CA2646311A1 (fr) 2008-12-11 2008-12-11 Procede de purification de l'acide sulfurique use

Publications (1)

Publication Number Publication Date
CA2646311A1 true CA2646311A1 (fr) 2010-06-11

Family

ID=42238303

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2646311 Abandoned CA2646311A1 (fr) 2008-12-11 2008-12-11 Procede de purification de l'acide sulfurique use

Country Status (1)

Country Link
CA (1) CA2646311A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109052336A (zh) * 2018-09-17 2018-12-21 杭州东日节能技术有限公司 一种氯甲烷干燥副产稀硫酸净化浓缩装置及工艺
CN109694043A (zh) * 2018-12-27 2019-04-30 镇江江南化工有限公司 一种废硫酸综合处理回收利用的方法
CN111362234A (zh) * 2020-04-16 2020-07-03 浙江嘉福新材料科技有限公司 一种nmst副产硫酸提浓设备及其工艺
CN111362234B (zh) * 2020-04-16 2024-06-07 浙江嘉福新材料科技有限公司 一种nmst副产硫酸提浓设备及其工艺

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109052336A (zh) * 2018-09-17 2018-12-21 杭州东日节能技术有限公司 一种氯甲烷干燥副产稀硫酸净化浓缩装置及工艺
CN109694043A (zh) * 2018-12-27 2019-04-30 镇江江南化工有限公司 一种废硫酸综合处理回收利用的方法
CN111362234A (zh) * 2020-04-16 2020-07-03 浙江嘉福新材料科技有限公司 一种nmst副产硫酸提浓设备及其工艺
CN111362234B (zh) * 2020-04-16 2024-06-07 浙江嘉福新材料科技有限公司 一种nmst副产硫酸提浓设备及其工艺

Similar Documents

Publication Publication Date Title
US9938216B2 (en) Methanol purification method and apparatus
EP0615951B1 (fr) Procédé de purification et de concentration d'acide sulfurique
KR100947007B1 (ko) 황산을 재생하는 방법
UA48170C2 (uk) Спосіб добування оцтової кислоти із розріджених водяних потоків, які утворюються під час процесу карбонілювання
JP2003512930A (ja) プロピレンオキシド製造方法からの工業排水の精製方法
TWI466859B (zh) 處理含有酚及焦油酸之油品的方法
WO2010066017A1 (fr) Procédé de purification d’acide sulfurique usagé
KR20070015780A (ko) 아세트산, 메틸아세테이트 및 물을 분리하기 위한공비증류공정
US4374283A (en) Purification of aqueous effluent streams containing BPA and phenol
US4400553A (en) Recovery of BPA and phenol from aqueous effluent streams
KR0132529B1 (ko) 과산화수소수용액의 농축정제방법
JP2016536290A (ja) 粗メタノールから硫黄を除去する方法
US4938846A (en) Preparation of anhydrous alkanesulfonic acid
CA2646311A1 (fr) Procede de purification de l'acide sulfurique use
JP4535543B2 (ja) グリコールの単離
JP4399167B2 (ja) 無水マレイン酸を吸収するための有機溶剤の精製法
JP5393702B2 (ja) グリオキシル酸と塩酸とを含有する水性反応媒体からグリオキシル酸を分離する方法
CN110357045A (zh) 一种有机硅废酸资源化利用的方法
JPS6019756B2 (ja) 蒸留残渣から無水マレイン酸を回収する方法
JPH11347536A (ja) フェノール類含有廃水の処理方法
KR101889133B1 (ko) 탄화수소의 산화 방법
GB2042516A (en) Catalytic oxidation of o-xylene and/or naphthalene
JP2007063153A (ja) 芳香族カルボン酸の製造工程における酢酸回収方法
JP2009539772A (ja) 臭化プロピルの分離および／または回収
JPS6127938A (ja) ソルビン酸の製法

Legal Events

Date Code Title Description
FZDE Dead

Effective date: 20121211