FR367587A - Method and apparatus for obtaining a high degree of rarefaction - Google Patents

Method and apparatus for obtaining a high degree of rarefaction

Info

Publication number
FR367587A
FR367587A FR367587A FR367587DA FR367587A FR 367587 A FR367587 A FR 367587A FR 367587 A FR367587 A FR 367587A FR 367587D A FR367587D A FR 367587DA FR 367587 A FR367587 A FR 367587A
Authority
FR
France
Prior art keywords
rarefaction
obtaining
high degree
degree
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
FR367587A
Other languages
French (fr)
Inventor
Frederick Soddy
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
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR367587A publication Critical patent/FR367587A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
FR367587A 1906-06-30 Method and apparatus for obtaining a high degree of rarefaction Expired FR367587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE179526T

Publications (1)

Publication Number Publication Date
FR367587A true FR367587A (en) 1906-11-05

Family

ID=5708118

Family Applications (1)

Application Number Title Priority Date Filing Date
FR367587A Expired FR367587A (en) 1906-06-30 Method and apparatus for obtaining a high degree of rarefaction

Country Status (2)

Country Link
DE (1) DE179526C (en)
FR (1) FR367587A (en)

Also Published As

Publication number Publication date
DE179526C (en)

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