FR490611A - Perfectionnements aux creusets de fonderie - Google Patents

Perfectionnements aux creusets de fonderie

Info

Publication number
FR490611A
FR490611A FR490611DA FR490611A FR 490611 A FR490611 A FR 490611A FR 490611D A FR490611D A FR 490611DA FR 490611 A FR490611 A FR 490611A
Authority
FR
France
Prior art keywords
crucibles
foundry
foundry crucibles
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
English (en)
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.)
Driver Harris Co
Original Assignee
Driver Harris Co
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 Driver Harris Co filed Critical Driver Harris Co
Application granted granted Critical
Publication of FR490611A publication Critical patent/FR490611A/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B14/00—Crucible or pot furnaces
    • F27B14/08—Details specially adapted for crucible or pot furnaces
    • F27B14/10—Crucibles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Valve-Gear Or Valve Arrangements (AREA)
FR490611D 1916-07-08 1918-06-25 Perfectionnements aux creusets de fonderie Expired FR490611A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US490611XA 1936-02-29 1936-02-29

Publications (1)

Publication Number Publication Date
FR490611A true FR490611A (fr) 1919-05-01

Family

ID=21957861

Family Applications (1)

Application Number Title Priority Date Filing Date
FR490611D Expired FR490611A (fr) 1916-07-08 1918-06-25 Perfectionnements aux creusets de fonderie

Country Status (2)

Country Link
FR (1) FR490611A (fr)
GB (1) GB490611A (fr)

Also Published As

Publication number Publication date
GB490611A (en) 1938-08-18

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