DK350174A - - Google Patents

Info

Publication number
DK350174A
DK350174A DK350174*A DK350174A DK350174A DK 350174 A DK350174 A DK 350174A DK 350174 A DK350174 A DK 350174A DK 350174 A DK350174 A DK 350174A
Authority
DK
Denmark
Application number
DK350174*A
Other languages
Danish (da)
Inventor
B Wojtech
K P Ehlers
W Scheibitz
Original Assignee
Hoechst Ag
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 Hoechst Ag filed Critical Hoechst Ag
Publication of DK350174A publication Critical patent/DK350174A/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B25/00—Phosphorus; Compounds thereof
    • C01B25/16—Oxyacids of phosphorus; Salts thereof
    • C01B25/18—Phosphoric acid
    • C01B25/234—Purification; Stabilisation; Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Extraction Or Liquid Replacement (AREA)
DK350174*A 1973-07-04 1974-06-28 DK350174A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2334019A DE2334019C3 (de) 1973-07-04 1973-07-04 Verfahren zur Reinigung von verunreinigter wäßriger Phosphorsäure

Publications (1)

Publication Number Publication Date
DK350174A true DK350174A (fr) 1975-03-17

Family

ID=5885915

Family Applications (1)

Application Number Title Priority Date Filing Date
DK350174*A DK350174A (fr) 1973-07-04 1974-06-28

Country Status (22)

Country Link
JP (1) JPS5239799B2 (fr)
AT (1) AT351492B (fr)
BE (1) BE817018A (fr)
BR (1) BR7405372A (fr)
CA (1) CA1020725A (fr)
CH (1) CH603488A5 (fr)
DD (1) DD112420A5 (fr)
DE (1) DE2334019C3 (fr)
DK (1) DK350174A (fr)
EG (1) EG11909A (fr)
ES (1) ES426753A1 (fr)
FI (1) FI190074A (fr)
FR (1) FR2235876B1 (fr)
GB (1) GB1463742A (fr)
IL (1) IL45043A (fr)
IT (1) IT1018704B (fr)
NL (1) NL178408C (fr)
PH (1) PH12113A (fr)
SE (1) SE397332B (fr)
SU (1) SU589902A3 (fr)
TR (1) TR19869A (fr)
ZA (1) ZA743713B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1436113A (en) * 1972-04-26 1976-05-19 Albright & Wilson Purification of phosphoric acid
DE2538720C2 (de) * 1975-08-30 1982-11-18 Giulini Chemie Gmbh, 6700 Ludwigshafen Verfahren zur Reinigung von Naßverfahrensphosphorsäure
FR2447348A1 (fr) * 1979-01-24 1980-08-22 Rhone Poulenc Ind Procede de purification d'un acide phosphorique impur
DE3246415A1 (de) * 1982-12-15 1984-06-20 Hoechst Ag, 6230 Frankfurt Verfahren zur reinigung von nassverfahrenphosphorsaeure
JPS60155513A (ja) * 1984-01-23 1985-08-15 Mitsui Toatsu Chem Inc 燐酸液の濃縮方法
DE19703884C2 (de) 1997-02-03 1999-04-29 Bk Giulini Chem Gmbh & Co Ohg Verfahren zur Reinigung von Naßverfahrensphosphorsäure
JP6143808B2 (ja) * 2015-05-28 2017-06-07 曽田香料株式会社 水溶液中の溶質成分の抽出法
DE102016212242B4 (de) 2016-07-05 2019-02-07 Technische Universität Bergakademie Freiberg Verfahren zur Herstellung von Phosphorsäure aus phosphorhaltigen Primär- und Sekundärrohstoffen
CN108862223A (zh) * 2018-09-07 2018-11-23 云南云天化股份有限公司 一种有效延长磷酸浓缩系统设备清洗周期的方法
CN110316891A (zh) * 2019-03-25 2019-10-11 华颢控股（集团）有限公司 一种h酸废水萃取工艺以及改性脂肪族减水剂的制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE884358C (de) * 1951-09-20 1953-07-27 Gerardo Collardin Verfahren zur Reinigung von technischer Phosphorsaeure

Also Published As

Publication number Publication date
DE2334019C3 (de) 1982-11-04
TR19869A (tr) 1980-03-21
SE7408508L (fr) 1975-01-07
BE817018A (fr) 1974-12-30
IL45043A (en) 1977-10-31
ATA530074A (de) 1979-01-15
CH603488A5 (fr) 1978-08-15
FR2235876B1 (fr) 1980-05-23
SE397332B (sv) 1977-10-31
DD112420A5 (fr) 1975-04-12
SU589902A3 (ru) 1978-01-25
EG11909A (en) 1979-12-31
BR7405372A (pt) 1976-03-03
ES426753A1 (es) 1976-07-16
AT351492B (de) 1979-07-25
FR2235876A1 (fr) 1975-01-31
JPS5239799B2 (fr) 1977-10-07
GB1463742A (en) 1977-02-09
CA1020725A (fr) 1977-11-15
DE2334019A1 (de) 1975-01-30
ZA743713B (en) 1975-06-25
IT1018704B (it) 1977-10-20
NL7407025A (nl) 1975-01-07
PH12113A (en) 1978-11-02
DE2334019B2 (de) 1976-11-04
JPS5038696A (fr) 1975-04-10
IL45043A0 (en) 1974-09-10
NL178408C (nl) 1986-03-17
FI190074A (fr) 1975-01-05

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment