GB1332566A – Steel having machinabilitty
– Google Patents
GB1332566A – Steel having machinabilitty
– Google Patents
Steel having machinabilitty
Info
Publication number
GB1332566A
GB1332566A
GB1334671*[A
GB1334671A
GB1332566A
GB 1332566 A
GB1332566 A
GB 1332566A
GB 1334671 A
GB1334671 A
GB 1334671A
GB 1332566 A
GB1332566 A
GB 1332566A
Authority
GB
United Kingdom
Prior art keywords
added
steel
sodium salt
machinabilitty
pyrosulphurous
Prior art date
1970-05-08
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
GB1334671*[A
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.)
Creusot Loire SA
Original Assignee
Creusot Loire SA
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.)
1970-05-08
Filing date
1971-05-05
Publication date
1973-10-03
1971-05-05
Application filed by Creusot Loire SA
filed
Critical
Creusot Loire SA
1973-10-03
Publication of GB1332566A
publication
Critical
patent/GB1332566A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
C21C7/04—Removing impurities by adding a treating agent
C21C7/076—Use of slags or fluxes as treating agents
C—CHEMISTRY; METALLURGY
C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22C—ALLOYS
C22C38/00—Ferrous alloys, e.g. steel alloys
C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P10/00—Technologies related to metal processing
Y02P10/20—Recycling
Abstract
1332566 Free machining steel CREUSOTLOIRE 5 May 1971 [8 May 1970] 13346/71 Heading C7D There is added to the molten steel a sodium salt of sulphurous, this sulphuric or pyrosulphurous acids in conjunction with one or more of Se, Te or Bi. The preferred salt addition is 0À1 to 5 kg/ton, particularly of Na 2 SO 3 , Na 2 S 2 O 3 or Na 2 S 2 O 5 , added to the ladle, with less than 0À06% in total of Se, Te or Bi added to the ingot mould. Se may be added as a sodium salt of selenous acid.
GB1334671*[A
1970-05-08
1971-05-05
Steel having machinabilitty
Expired
GB1332566A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
FR7016776A
FR2088015B1
(en)
1970-05-08
1970-05-08
Publications (1)
Publication Number
Publication Date
GB1332566A
true
GB1332566A
(en)
1973-10-03
Family
ID=9055244
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB1334671*[A
Expired
GB1332566A
(en)
1970-05-08
1971-05-05
Steel having machinabilitty
Country Status (7)
Country
Link
US
(1)
US3784374A
(en)
BE
(1)
BE763800A
(en)
CA
(1)
CA949754A
(en)
DE
(1)
DE2122746C3
(en)
FR
(1)
FR2088015B1
(en)
GB
(1)
GB1332566A
(en)
LU
(1)
LU62999A1
(en)
Families Citing this family (18)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4084960A
(en)
*
1976-07-15
1978-04-18
Molycorp, Inc.
Methods of desulphurizing iron and steel and gases, such as stack gases and the like
DE2730045C2
(en)
*
1977-07-02
1984-11-08
Krupp Stahl Ag, 4630 Bochum
Process for producing wear-resistant rails and / or wheel materials
DE2937908A1
(en)
*
1978-09-20
1980-04-03
Daido Steel Co Ltd
TE-S AUTOMATIC STEEL WITH LOW ANISOTROPY AND METHOD FOR THE PRODUCTION THEREOF
DE3009491A1
(en)
*
1979-03-14
1980-09-25
Daido Steel Co Ltd
STEEL FOR COLD FORGING AND METHOD FOR THE PRODUCTION THEREOF
US4224058A
(en)
*
1979-04-19
1980-09-23
Molycorp, Inc.
Methods of desulphurizing fluid materials
US4714598A
(en)
*
1979-04-19
1987-12-22
Kay D Alan R
Methods of desulfurizing gases
US4826664A
(en)
*
1980-07-31
1989-05-02
Kay D Alan R
Methods of desulfurizing gases
US4857280A
(en)
*
1979-04-19
1989-08-15
Kay D Alan R
Method for the regeneration of sulfided cerium oxide back to a form that is again capable of removing sulfur from fluid materials
US4885145A
(en)
*
1979-04-19
1989-12-05
Kay D Alan R
Method for providing oxygen ion vacancies in lanthanide oxides
US4604268A
(en)
*
1979-04-19
1986-08-05
Kay Alan R
Methods of desulfurizing gases
US4507149A
(en)
*
1979-04-19
1985-03-26
Union Oil Company Of California
Desulfurization of fluid materials
US4244737A
(en)
*
1979-08-29
1981-01-13
Inland Steel Company
Method and alloy for introducing machinability increasing ingredients to steel
US5326737A
(en)
*
1980-07-31
1994-07-05
Gas Desulfurization Corporation
Cerium oxide solutions for the desulfurization of gases
DE3068522D1
(en)
*
1980-08-11
1984-08-16
Inland Steel Co
Semi-finished steel article and method for producing same
US4826738A
(en)
*
1987-07-07
1989-05-02
United Technologies Corporation
Oxidation and corrosion resistant chromia forming coatings
US4895201A
(en)
*
1987-07-07
1990-01-23
United Technologies Corporation
Oxidation resistant superalloys containing low sulfur levels
US4908888A
(en)
*
1989-02-24
1990-03-20
Watkins Manufacturing Corporation
Dry hydro-massage unit
CN106367563B
(en)
*
2016-09-30
2018-06-12
武汉钢铁有限公司
A kind of method for smelting the steel containing Se
Family Cites Families (9)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US1959758A
(en)
*
1933-03-13
1934-05-22
Jones & Laughlin Steel Corp
Free cutting steel
US2204283A
(en)
*
1938-03-15
1940-06-11
Simonds Saw And Steel Co
Tool steel
US2236716A
(en)
*
1940-08-23
1941-04-01
Republic Steel Corp
Steel containing tellurium
US2272277A
(en)
*
1941-04-25
1942-02-10
Edwin L Ramsey
Process of manufacturing steel
US3152889A
(en)
*
1961-10-31
1964-10-13
Inland Steel Co
Free machining steel with lead and tellurium
US3169857A
(en)
*
1961-11-20
1965-02-16
Inland Steel Co
Free machining steel with improved hot workability
US3192040A
(en)
*
1963-08-05
1965-06-29
Carpenter Steel Co
Free machining alloy
US3152890A
(en)
*
1963-11-14
1964-10-13
Inland Steel Co
Free machining steel with sulphur plus tellurium and/or selenium
US3574606A
(en)
*
1968-07-03
1971-04-13
Inland Steel Co
Method for adding tellurium dioxide to molten steel
1970
1970-05-08
FR
FR7016776A
patent/FR2088015B1/fr
not_active
Expired
1971
1971-03-04
BE
BE763800A
patent/BE763800A/en
unknown
1971-03-22
CA
CA108,399*7A
patent/CA949754A/en
not_active
Expired
1971-04-15
LU
LU62999D
patent/LU62999A1/xx
unknown
1971-05-05
GB
GB1334671*[A
patent/GB1332566A/en
not_active
Expired
1971-05-07
US
US00141414A
patent/US3784374A/en
not_active
Expired – Lifetime
1971-05-07
DE
DE2122746A
patent/DE2122746C3/en
not_active
Expired
Also Published As
Publication number
Publication date
CA949754A
(en)
1974-06-25
DE2122746A1
(en)
1971-12-23
FR2088015B1
(en)
1974-08-09
DE2122746C3
(en)
1973-09-20
FR2088015A1
(en)
1972-01-07
DE2122746B2
(en)
1973-03-01
BE763800A
(en)
1971-08-02
LU62999A1
(en)
1971-08-26
US3784374A
(en)
1974-01-08
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Legal Events
Date
Code
Title
Description
1974-01-23
414F
Notice of opposition given (sect. 14/1949)
1975-02-19
414E
Application relinquished (sect. 14/1949)
1975-04-03
CSNS
Application of which complete specification have been accepted and published, but patent is not sealed
