SE353350BSE03342/72ASE334272ASE353350BSE 353350 BSE353350 BSE 353350BSE 03342/72 ASE03342/72 ASE 03342/72ASE 334272 ASE334272 ASE 334272ASE 353350 BSE353350 BSE 353350B
Authority
SE
Sweden
Application number
SE03342/72A
Inventor
G Ostrin
N Alferova
E Akimova
O Semenov
L Bubnova
J Sosno
S Myasoed
Z Gendrikhovsky
Y Zazimko
V Yankovsky
Original Assignee
V Ni Konstr Tekhno I Trubnoi P
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 V Ni Konstr Tekhno I Trubnoi PfiledCriticalV Ni Konstr Tekhno I Trubnoi P
Priority to SE03342/72ApriorityCriticalpatent/SE353350B/xx
Publication of SE353350BpublicationCriticalpatent/SE353350B/xx
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
C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys
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
C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes