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FR636913A - Improvement in the electric arc welding process - Google Patents

Improvement in the electric arc welding process

Info

Publication number
FR636913A
FR636913A FR636913DA FR636913A FR 636913 A FR636913 A FR 636913A FR 636913D A FR636913D A FR 636913DA FR 636913 A FR636913 A FR 636913A
Authority
FR
France
Prior art keywords
improvement
welding process
electric arc
arc welding
electric
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
Robert Sarazin
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 filed Critical
Application granted granted Critical
Publication of FR636913A publication Critical patent/FR636913A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00—Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/04—Eye-masks ; Devices to be worn on the face, not intended for looking through; Eye-pads for sunbathing
    • A61F9/06—Masks, shields or hoods for welders

Landscapes

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
FR636913D 1927-07-01 1927-07-01 Improvement in the electric arc welding process Expired FR636913A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR636913T 1927-07-01

Publications (1)

Publication Number Publication Date
FR636913A true FR636913A (en) 1928-04-19

Family

ID=8994919

Family Applications (1)

Application Number Title Priority Date Filing Date
FR636913D Expired FR636913A (en) 1927-07-01 1927-07-01 Improvement in the electric arc welding process

Country Status (1)

Country Link
FR (1) FR636913A (en)

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