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FR458346A - Process for producing vacuum using low temperatures - Google Patents

Process for producing vacuum using low temperatures

Info

Publication number
FR458346A
FR458346A FR458346DA FR458346A FR 458346 A FR458346 A FR 458346A FR 458346D A FR458346D A FR 458346DA FR 458346 A FR458346 A FR 458346A
Authority
FR
France
Prior art keywords
low temperatures
producing vacuum
vacuum
producing
temperatures
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
Julius Edgar Lilienfeld
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 FR458346A publication Critical patent/FR458346A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/087—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy
    • B01J19/088—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electric or magnetic energy giving rise to electric discharges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/006—Processes utilising sub-atmospheric pressure; Apparatus therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
FR458346D 1912-08-06 1913-05-24 Process for producing vacuum using low temperatures Expired FR458346A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE458346X 1912-08-06

Publications (1)

Publication Number Publication Date
FR458346A true FR458346A (en) 1913-10-08

Family

ID=1497950

Family Applications (1)

Application Number Title Priority Date Filing Date
FR458346D Expired FR458346A (en) 1912-08-06 1913-05-24 Process for producing vacuum using low temperatures

Country Status (1)

Country Link
FR (1) FR458346A (en)

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