FR684552A - Magnetic substances - Google Patents

Magnetic substances

Info

Publication number: FR684552A
Authority: FR; France
Prior art keywords: magnetic substances; substances; magnetic
Prior art date: 1928-12-13
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

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.)

Electrical Research Products Inc

Original Assignee

Electrical Research Products Inc

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.)

1928-12-13

Filing date

1929-11-07

Publication date

1930-06-27

1929-11-07 Application filed by Electrical Research Products Inc filed Critical Electrical Research Products Inc

1930-06-27 Application granted granted Critical

1930-06-27 Publication of FR684552A publication Critical patent/FR684552A/en

Status Expired legal-status Critical Current

Classifications

- 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
- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
- C21D1/76—Adjusting the composition of the atmosphere
- 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
- C21D2241/00—Treatments in a special environment
- C21D2241/01—Treatments in a special environment under pressure

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Crystallography & Structural Chemistry (AREA)
Thermal Sciences (AREA)
Manufacturing & Machinery (AREA)
Electromagnetism (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Soft Magnetic Materials (AREA)
Heat Treatment Of Articles (AREA)

FR684552D 1928-12-13 1929-11-07 Magnetic substances Expired FR684552A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US342676XA	1928-12-13	1928-12-13

Publications (1)

Publication Number	Publication Date
FR684552A true FR684552A (en)	1930-06-27

Family

ID=21875322

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR684552D Expired FR684552A (en)	1928-12-13	1929-11-07	Magnetic substances

Country Status (2)

Country	Link
FR (1)	FR684552A (en)
GB (1)	GB342676A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE975436C (en) *	1949-12-21	1961-11-30	Western Electric Co	Process for the production of magnetically soft metal alloys

1929
- 1929-10-29 GB GB32843/29A patent/GB342676A/en not_active Expired
- 1929-11-07 FR FR684552D patent/FR684552A/en not_active Expired

Also Published As

Publication number	Publication date
GB342676A (en)	1931-01-29

Publication	Publication Date	Title
FR684552A (en)	1930-06-27	Magnetic substances
FR649282A (en)	1928-12-20	Magnetic hydro-compressor
FR663613A (en)	1929-08-23	Magnet
FI11802A (en)	1928-01-12	Slagtäljare
FI11803A (en)	1928-01-12	Nyckelhållare
FI11804A (en)	1928-01-12	Potatisupptagningsmaskin
FI11805A (en)	1928-01-12	Timmerkoppel
FI11809A (en)	1928-01-12	Förgasare
FI11822A (en)	1928-02-07	Inuti upplyst gatlykta
FI11835A (en)	1928-02-07	Högspännings-urladdningsrör
FI11845A (en)	1928-02-07	Barkningsbock
FI11863A (en)	1928-02-07	Motorsläde
FI11875A (en)	1928-02-28	Degdelnings- och formningsmaskin
FI11878A (en)	1928-03-06	Harvram
FI11909A (en)	1928-03-06	Motordrivet vindspel
FI11910A (en)	1928-03-06	Suksiside
FI11912A (en)	1928-03-06	Suksiside
FI11917A (en)	1928-04-19	Exentriskt pannstenshacka
FI11921A (en)	1928-04-19	Högfrekvensförstärkare
FI11923A (en)	1928-04-19	Spolbelastade telegrafsjökablar
FI11960A (en)	1928-05-03	Bakugn
FI11986A (en)	1928-05-03	Cigarrettask
FI11989A (en)	1928-05-03	Brandslang
FI11992A (en)	1928-05-03	Dragkrok
FI11997A (en)	1928-05-03	Suksiside