FR447522A - Manufacturing process for high strength steels, special steels, etc., and steels obtained by this process - Google Patents

Manufacturing process for high strength steels, special steels, etc., and steels obtained by this process

Info

Publication number
FR447522A
FR447522A FR447522DA FR447522A FR 447522 A FR447522 A FR 447522A FR 447522D A FR447522D A FR 447522DA FR 447522 A FR447522 A FR 447522A
Authority
FR
France
Prior art keywords
steels
high strength
special
manufacturing process
manufacturing
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
Felix Thuaud
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR447522A publication Critical patent/FR447522A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0006—Adding metallic additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
FR447522D 1911-10-30 1911-10-30 Manufacturing process for high strength steels, special steels, etc., and steels obtained by this process Expired FR447522A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR447522T 1911-10-30

Publications (1)

Publication Number Publication Date
FR447522A true FR447522A (en) 1913-01-08

Family

ID=1488209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR447522D Expired FR447522A (en) 1911-10-30 1911-10-30 Manufacturing process for high strength steels, special steels, etc., and steels obtained by this process

Country Status (1)

Country Link
FR (1) FR447522A (en)

Similar Documents

Publication Publication Date Title
FR447522A (en) Manufacturing process for high strength steels, special steels, etc., and steels obtained by this process
FR468670A (en) Welding process
FR420586A (en) Manufacturing process for hollow steel projectiles
FR421147A (en) Manufacturing process of steel pistons
DK11413C (en) Process for the Production of Nitrogen Compounds of Carbides by the Impact of Nitrogen.
FR402864A (en) Improved collotypographic process
DK12809C (en) Method for Manufacturing Uniform Metal Coatings.
DK15779C (en) Process for the Production of Nitrogen Oxides.
FR410039A (en) Manufacturing process by stamping metal brackets
DK12173C (en) Procedure for the production of tungsten compounds.
DK12172C (en) Procedure for the production of tungsten compounds.
FR473105A (en) Steel making process
CH54276A (en) Fast-setting, high-strength cement and process for its manufacture
FR479835A (en) Steel beam and process for its manufacture
FR368552A (en) Process for the manufacture of steel parts for columns, etc.
FR403110A (en) New economical manufacturing process for dart bolts
FR467949A (en) Economical construction process
FR475394A (en) Shiny and sparkling tulles and lace, and process for making them
CH48473A (en) Process for the production of trinitrotoluene ,, CH3: NO2: NO2: NO2 = 1. 2. 4. 6 '' clean
FR468018A (en) Manufacturing process for cans
DK21034C (en) Process for the production of highly concentrated nitric acid.
DK13601C (en) Method for Manufacturing I-Beams with Parallel Flanges.
FR423715A (en) Manufacturing process for new dye-azo materials
FR421790A (en) Process for the manufacture of tubes of hollow mats, etc.
DK12420C (en) Apparatus for the Production of Nitric Acid.