FR1165545A - Ring holder for vaporizable gas fixatives - Google Patents

Ring holder for vaporizable gas fixatives

Info

Publication number
FR1165545A
FR1165545A FR1165545DA FR1165545A FR 1165545 A FR1165545 A FR 1165545A FR 1165545D A FR1165545D A FR 1165545DA FR 1165545 A FR1165545 A FR 1165545A
Authority
FR
France
Prior art keywords
fixatives
ring holder
vaporizable gas
vaporizable
gas
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)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1165545A publication Critical patent/FR1165545A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P33/00—Preparation of steroids
    • C12P33/12—Acting on D ring
    • C12P33/16—Acting at 17 position
    • C12P33/18—Hydroxylating at 17 position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biotechnology (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
FR1165545D 1955-11-24 1956-11-22 Ring holder for vaporizable gas fixatives Expired FR1165545A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL343990X 1955-11-24

Publications (1)

Publication Number Publication Date
FR1165545A true FR1165545A (en) 1958-10-27

Family

ID=19784809

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1165545D Expired FR1165545A (en) 1955-11-24 1956-11-22 Ring holder for vaporizable gas fixatives

Country Status (6)

Country Link
BE (1) BE552868A (en)
CH (1) CH343990A (en)
DE (1) DE1015950B (en)
FR (1) FR1165545A (en)
GB (1) GB808539A (en)
NL (2) NL202321A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3439210A (en) * 1966-01-03 1969-04-15 Hughes Aircraft Co Thermionic emission cathode having reduced frontal area and enlarged emission area for ion bombardment environment

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2916648A (en) * 1957-12-05 1959-12-08 Sylvania Electric Prod Electron tube
DK93858C (en) * 1959-03-05 1962-07-09 Philips Nv Getterholder.
US3225910A (en) * 1961-02-04 1965-12-28 Porta Paolo Della Getter devices with non-evaporated gettering material, for maintaining vacuum in electronic tubes
US3564326A (en) * 1967-06-15 1971-02-16 Tokyo Shibaura Electric Co Image pickup tube

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE707069C (en) * 1935-11-23 1941-06-12 Siemens & Halske Akt Ges Discharge vessel with metallic wall

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3439210A (en) * 1966-01-03 1969-04-15 Hughes Aircraft Co Thermionic emission cathode having reduced frontal area and enlarged emission area for ion bombardment environment

Also Published As

Publication number Publication date
CH343990A (en) 1960-01-15
DE1015950B (en) 1957-09-19
NL103749C (en)
GB808539A (en) 1959-02-04
BE552868A (en)
NL202321A (en)

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