FR495197A - Apparatus for the preconcentration of nitric acid - Google Patents

Apparatus for the preconcentration of nitric acid

Info

Publication number
FR495197A
FR495197A FR495197DA FR495197A FR 495197 A FR495197 A FR 495197A FR 495197D A FR495197D A FR 495197DA FR 495197 A FR495197 A FR 495197A
Authority
FR
France
Prior art keywords
preconcentration
nitric acid
nitric
acid
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Max Kaltenbach
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR495197A publication Critical patent/FR495197A/en
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
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
    • C01B21/38—Nitric acid
    • C01B21/44—Concentration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
FR495197D 1918-03-14 1918-03-14 Apparatus for the preconcentration of nitric acid Expired FR495197A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR495197T 1918-03-14

Publications (1)

Publication Number Publication Date
FR495197A true FR495197A (en) 1919-10-01

Family

ID=1530771

Family Applications (1)

Application Number Title Priority Date Filing Date
FR495197D Expired FR495197A (en) 1918-03-14 1918-03-14 Apparatus for the preconcentration of nitric acid

Country Status (1)

Country Link
FR (1) FR495197A (en)

Similar Documents

Publication Publication Date Title
FR501501A (en) Apparatus for the production of ethers
FR495197A (en) Apparatus for the preconcentration of nitric acid
FR516030A (en) Apparatus for the manufacture of sulfur trioxide by contact
FR507095A (en) Improvements in the manufacture of nitric acid
FR501564A (en) Method and apparatus for the manufacture of sulfuric acid
FR496625A (en) Process for the preparation of concentrated nitric acid
FR490606A (en) Method and apparatus for assembling metal tubes
FR21104E (en) Method and apparatus for assembling metal tubes
FR690810A (en) Apparatus for the concentration of nitric acid
FR505259A (en) Apparatus for measuring the sensitivity of the eye
FR528552A (en) Device for ozone production
FR495863A (en) Improvements in the production of nitrogenous acid
FR528120A (en) Apparatus for the purification of graphite by hydrofluoric acid
FR490319A (en) Concrete preparation apparatus
FR524121A (en) Method and devices for the synthesis of nitrogen acid
FR514037A (en) Apparatus for the production of carbon dioxide snow
FR500583A (en) Electrolysis apparatus
FR504725A (en) Improved method and apparatus for the oxidation of ammonia
FR490959A (en) Method for the purification of anthraquinone
FR500205A (en) Apparatus for making confectionery
FR502218A (en) Process for the preparation of monochloroacetic acid
FR544289A (en) Apparatus for the preparation of ether-salts (esters) at high concentration
FR20945E (en) Apparatus for the manufacture of sulfuric acid
FR494316A (en) Device for the use of vehicle tremor
FR509029A (en) Device for the rapid study of modern languages