|
US3717508A
(en)
*
|
1970-11-04 |
1973-02-20 |
Bethlehem Steel Corp |
Method of improving stability of boron hardenability effect in alloy steels
|
|
JPS5519297B2
(es)
*
|
1973-07-31 |
1980-05-24 |
|
|
|
US4043807A
(en)
*
|
1974-01-02 |
1977-08-23 |
The International Nickel Company, Inc. |
Alloy steels
|
|
US4115155A
(en)
*
|
1974-05-03 |
1978-09-19 |
Bethlehem Steel Corporation |
Low carbon high yield and tensile strength steel and method of manufacture
|
|
US3955971A
(en)
*
|
1974-12-11 |
1976-05-11 |
United States Steel Corporation |
Alloy steel for arctic service
|
|
US4065331A
(en)
*
|
1976-10-08 |
1977-12-27 |
Alan Wood Steel Company |
Rolled low carbon niobium steel
|
|
US4080225A
(en)
*
|
1976-10-08 |
1978-03-21 |
Alan Wood Steel Company |
Low temperature, weldable, low alloy steel
|
|
SE417216B
(sv)
*
|
1976-10-21 |
1981-03-02 |
Ssab Svenskt Stal Ab |
Titanstabiliserat djuppressningsstal
|
|
FR2396805A2
(fr)
*
|
1977-07-06 |
1979-02-02 |
Ugine Aciers |
Aciers a caracteristiques mecaniques ameliorees par additions controlees de b, al, n et ti
|
|
JPS5458615A
(en)
*
|
1977-10-18 |
1979-05-11 |
Kobe Steel Ltd |
Niobium-containing line pipe steel with superior weldability
|
|
US4185998A
(en)
*
|
1978-12-07 |
1980-01-29 |
United States Steel Corporation |
Steel with improved low temperature toughness
|
|
GB2155035B
(en)
*
|
1984-02-29 |
1988-07-27 |
Skf Steel Eng Ab |
Steel ring
|
|
CA2043836A1
(en)
*
|
1990-06-05 |
1991-12-06 |
Rao V. Bangaru |
High performance high strength low alloy steel
|
|
US5213634A
(en)
*
|
1991-04-08 |
1993-05-25 |
Deardo Anthony J |
Multiphase microalloyed steel and method thereof
|
|
FR2688009B1
(fr)
*
|
1992-02-28 |
1994-05-27 |
Lorraine Laminage |
Procede d'elaboration d'une tole d'acier et tole d'acier obtenue par ce procede.
|
|
US5743929A
(en)
*
|
1995-08-23 |
1998-04-28 |
The Boc Group, Inc. |
Process for the production of high purity carbon dioxide
|
|
FR2764308B1
(fr)
*
|
1997-06-04 |
1999-07-23 |
Thyssen France Sa |
Procede de fabrication d'un acier pour moules de grandes dimensions
|
|
US6315946B1
(en)
|
1999-10-21 |
2001-11-13 |
The United States Of America As Represented By The Secretary Of The Navy |
Ultra low carbon bainitic weathering steel
|
|
FR2847592B1
(fr)
*
|
2002-11-27 |
2007-05-25 |
Ispat Unimetal |
Acier pour deformation a froid ou a chaud, piece mecanique prete a l'emploi realisable avec cet acier et son procede de fabrication
|
|
US9533905B2
(en)
|
2012-10-03 |
2017-01-03 |
Johns Manville |
Submerged combustion melters having an extended treatment zone and methods of producing molten glass
|