FR2138704B1 - - Google Patents

Info

Publication number
FR2138704B1
FR2138704B1 FR7217309A FR7217309A FR2138704B1 FR 2138704 B1 FR2138704 B1 FR 2138704B1 FR 7217309 A FR7217309 A FR 7217309A FR 7217309 A FR7217309 A FR 7217309A FR 2138704 B1 FR2138704 B1 FR 2138704B1
Authority
FR
France
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.)
Expired
Application number
FR7217309A
Other languages
French (fr)
Other versions
FR2138704A1 (index.php
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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
Priority claimed from DE19712125159 external-priority patent/DE2125159C3/de
Application filed by Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of FR2138704A1 publication Critical patent/FR2138704A1/fr
Application granted granted Critical
Publication of FR2138704B1 publication Critical patent/FR2138704B1/fr
Expired 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
    • C01B19/00—Selenium; Tellurium; Compounds thereof
    • C01B19/02—Elemental selenium or tellurium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B15/00—Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides
    • C01B15/01—Hydrogen peroxide
    • C01B15/013—Separation; Purification; Concentration
    • C01B15/017—Anhydrous hydrogen peroxide; Anhydrous solutions or gaseous mixtures containing hydrogen peroxide

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7217309A 1971-05-21 1972-05-15 Expired FR2138704B1 (index.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712125159 DE2125159C3 (de) 1971-05-21 Verfahren zur Überführung von Wasserstoffperoxid aus wässriger Lösung in dampfförmige oder flüssige Gemische mit nichtwässrigen Verbindungen

Publications (2)

Publication Number Publication Date
FR2138704A1 FR2138704A1 (index.php) 1973-01-05
FR2138704B1 true FR2138704B1 (index.php) 1980-03-07

Family

ID=5808482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217309A Expired FR2138704B1 (index.php) 1971-05-21 1972-05-15

Country Status (7)

Country Link
US (1) US3819818A (index.php)
JP (1) JPS517478B1 (index.php)
BE (1) BE783770A (index.php)
CA (1) CA971126A (index.php)
FR (1) FR2138704B1 (index.php)
GB (1) GB1385384A (index.php)
NL (1) NL171693C (index.php)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3027253C2 (de) * 1980-07-18 1982-11-04 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Wasserstoffperoxid
US4394369A (en) * 1982-05-24 1983-07-19 Fmc Corporation Hydrogen peroxide process
US4564514A (en) * 1982-07-07 1986-01-14 Degussa Aktiengesellschaft Process for the production of water-free organic hydrogen peroxide solution
DE3334854A1 (de) * 1983-09-27 1985-04-11 Degussa Ag, 6000 Frankfurt Verfahren zur herstellung nichtwaessriger wasserstoffperoxidloesungen und deren verwendung
CN113387336B (zh) * 2021-06-15 2022-05-20 中南大学 一种从碲锭中脱硒的方法

Also Published As

Publication number Publication date
GB1385384A (en) 1975-02-26
DE2125159A1 (de) 1972-12-21
US3819818A (en) 1974-06-25
DE2125159B2 (de) 1976-09-30
BE783770A (fr) 1972-09-18
CA971126A (en) 1975-07-15
FR2138704A1 (index.php) 1973-01-05
JPS517478B1 (index.php) 1976-03-08
NL7204819A (index.php) 1972-11-23
NL171693C (nl) 1983-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse