FR841207A - Lid opening and closing device for melting baths - Google Patents

Lid opening and closing device for melting baths

Info

Publication number
FR841207A
FR841207A FR841207DA FR841207A FR 841207 A FR841207 A FR 841207A FR 841207D A FR841207D A FR 841207DA FR 841207 A FR841207 A FR 841207A
Authority
FR
France
Prior art keywords
closing device
lid opening
melting baths
baths
melting
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.)
Siebert G GmbH
Original Assignee
Siebert G GmbH
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 Siebert G GmbH filed Critical Siebert G GmbH
Application granted granted Critical
Publication of FR841207A publication Critical patent/FR841207A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR841207D 1938-03-25 1938-07-26 Lid opening and closing device for melting baths Expired FR841207A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE841207X 1938-03-25

Publications (1)

Publication Number Publication Date
FR841207A true FR841207A (en) 1939-05-15

Family

ID=6766024

Family Applications (1)

Application Number Title Priority Date Filing Date
FR841207D Expired FR841207A (en) 1938-03-25 1938-07-26 Lid opening and closing device for melting baths

Country Status (1)

Country Link
FR (1) FR841207A (en)

Similar Documents

Publication Publication Date Title
FR725951A (en) Hydraulic opening and closing device
FR841207A (en) Lid opening and closing device for melting baths
FR836614A (en) Device for opening and closing bays and in particular ship hold doors
FR797923A (en) Device for closing and opening bays
FR652033A (en) Closing and opening device for cases
FR770768A (en) Opening and closing device for sliding doors and the like
FR843724A (en) Hose opening and closing device for bicycles
FR1329520A (en) Device for closing and opening parachute bags
FR806313A (en) Opening and closing device for the upper window sash
FR779866A (en) Quick opening and closing device for various containers
FR784206A (en) Device for opening containers
FR1146151A (en) Sliding closure for windows that can be easily opened or removed
FR578790A (en) Device for controlling the opening of doors and receptacles kept closed
FR773111A (en) Opening and closing device for the upper window sash
FR866186A (en) Device for blocking shells in packaging boxes and closing
FR749460A (en) Device for closing and opening hermetically sealed boxes
FR748095A (en) Opening device for sealed metal cans
FR736449A (en) Suspension and closing device for cabinet
FR538609A (en) Lid with automatic opening and closing for containers
FR1135218A (en) Hydraulic device for opening and closing the extraction skip hatches
FR736543A (en) Device for opening and closing transoms
FR877580A (en) Device for periodic opening and closing of contacts or switches
FR689448A (en) Opening and closing device for refrigeration presses
FR25104E (en) Hermetic closing device and easy opening, for various containers
FR841406A (en) Advanced closing device for doors and doors