[go: up one dir, main page]

FI900107A0 - Foerfarande foer framstaellning av oxalsyra. - Google Patents

Foerfarande foer framstaellning av oxalsyra.

Info

Publication number
FI900107A0
FI900107A0 FI900107A FI900107A FI900107A0 FI 900107 A0 FI900107 A0 FI 900107A0 FI 900107 A FI900107 A FI 900107A FI 900107 A FI900107 A FI 900107A FI 900107 A0 FI900107 A0 FI 900107A0
Authority
FI
Finland
Prior art keywords
oxalsyra
foerfarande foer
foer framstaellning
framstaellning
foerfarande
Prior art date
Application number
FI900107A
Other languages
English (en)
Other versions
FI87191B (fi
FI900107L (fi
FI87191C (fi
Inventor
Antti Ilmari Vuori
Tapio Mattila
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Priority to FI900107A priority Critical patent/FI87191C/fi
Publication of FI900107A0 publication Critical patent/FI900107A0/fi
Priority to EP91901500A priority patent/EP0462244A1/en
Priority to PCT/FI1991/000007 priority patent/WO1991010637A1/en
Publication of FI900107L publication Critical patent/FI900107L/fi
Publication of FI87191B publication Critical patent/FI87191B/fi
Application granted granted Critical
Publication of FI87191C publication Critical patent/FI87191C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI900107A 1990-01-09 1990-01-09 Foerfarande foer framstaellning av oxalsyra FI87191C (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI900107A FI87191C (fi) 1990-01-09 1990-01-09 Foerfarande foer framstaellning av oxalsyra
EP91901500A EP0462244A1 (en) 1990-01-09 1991-01-08 A process for preparing oxalic acid
PCT/FI1991/000007 WO1991010637A1 (en) 1990-01-09 1991-01-08 A process for preparing oxalic acid

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI900107 1990-01-09
FI900107A FI87191C (fi) 1990-01-09 1990-01-09 Foerfarande foer framstaellning av oxalsyra

Publications (4)

Publication Number Publication Date
FI900107A0 true FI900107A0 (fi) 1990-01-09
FI900107L FI900107L (fi) 1991-07-10
FI87191B FI87191B (fi) 1992-08-31
FI87191C FI87191C (fi) 1992-12-10

Family

ID=8529664

Family Applications (1)

Application Number Title Priority Date Filing Date
FI900107A FI87191C (fi) 1990-01-09 1990-01-09 Foerfarande foer framstaellning av oxalsyra

Country Status (3)

Country Link
EP (1) EP0462244A1 (fi)
FI (1) FI87191C (fi)
WO (1) WO1991010637A1 (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101693656B (zh) * 2009-10-20 2012-09-05 山西省原平市化工有限责任公司 高转化高收率的钙化法生产草酸工艺
CN104892400B (zh) * 2015-06-02 2016-09-07 福州大学 催化合成草酸间歇反应与连续反应精馏组合工艺
CN113307736A (zh) * 2021-06-29 2021-08-27 河南心连心化学工业集团股份有限公司 一种利用煤制乙二醇副产草酸酯生产草酸的装置及方法
CN114949909A (zh) * 2022-05-21 2022-08-30 浙江贝诺机械有限公司 一种草酸连续结晶的工艺

Also Published As

Publication number Publication date
EP0462244A1 (en) 1991-12-27
FI87191B (fi) 1992-08-31
FI900107L (fi) 1991-07-10
FI87191C (fi) 1992-12-10
WO1991010637A1 (en) 1991-07-25

Similar Documents

Publication Publication Date Title
FI900779L (fi) Hydrometallurgiskt foerfarande foer behandling av zinksulfidhaltiga raoaemnen.
FI912399L (fi) Foerfarande foer framstaellning av stabila bitumenpolymerblandningar.
FI900549L (fi) Foerfarande foer blekning av cellulosamassa.
FI900134A7 (fi) Foerfarande foer identifiering av plantor.
FI901135L (fi) Foerfarande foer framstaellning av vaextoljeprodukt.
FI900995A0 (fi) Tillslutningsmekanism foer suganordningen av en tandvaordsmaskin.
FI900273L (fi) Anordning foer utfaellning av fibermassa.
FI901310A7 (fi) Foerfarande foer framstaellning av intranterina preventivmedel.
FI900107L (fi) Foerfarande foer framstaellning av oxalsyra.
FI901377A0 (fi) Blaosanordning foer vindspridning av spaonor.
FI900939L (fi) Foerfarande foer maerkning av traestycken.
FI900672L (fi) Anordning foer spridning av flytande aemne.
FI903316A7 (fi) Foerfarande foer styrning av tryckfilter.
FI901059A0 (fi) Vinkelkonstruktion av eldstad.
FI900386A7 (fi) Foerfarande foer framstaellning av kompositskivprodukter.
FI901061A0 (fi) Energilucka foer utsidan av foenster.
FI900829A0 (fi) Datorbaserat foerfarande foer rangering av taog.
FI901210A0 (fi) Foerfarande foer framstaellning av wobblerkropp.
FI900448A0 (fi) Foerfarande foer oeverfoering av klumpplantor.
FI901161A0 (fi) Reaktionsprodukter av alkenylbaernstenssyraimid.
FI900830L (fi) Foerfarande foer aotervinning av returprodukter.
FI900850A0 (fi) Foerfarande foer snabb uppladdning av en ackumulator.
FI901073A7 (fi) Centralvaermeanordning bestaoende av vaermeskaop.
FI900977A0 (fi) Pulverkomposition foer bildande av munvatten.
FI901430A7 (fi) Fotsnara foer faongande av djur.

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: KEMIRA OY