FR677143A - Procédé de durcissement du cuivre - Google Patents

Procédé de durcissement du cuivre

Info

Publication number: FR677143A
Authority: FR; France
Prior art keywords: hardening process; copper; copper hardening; hardening
Prior art date: 1929-06-20
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

English (en)

Inventor

Nils Olov Hedman

Nils Robert Naslund

Johan David Larsson

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.)

1929-06-20

Filing date

1929-06-20

Publication date

1930-03-04

1929-06-20 Application filed filed Critical

1930-03-04 Application granted granted Critical

1930-03-04 Publication of FR677143A publication Critical patent/FR677143A/fr

Status Expired legal-status Critical Current

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon

Landscapes

Chemical & Material Sciences (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)

FR677143D 1929-06-20 1929-06-20 Procédé de durcissement du cuivre Expired FR677143A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR677143T		1929-06-20

Publications (1)

Publication Number	Publication Date
FR677143A true FR677143A (fr)	1930-03-04

Family

ID=9020271

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR677143D Expired FR677143A (fr)	1929-06-20	1929-06-20	Procédé de durcissement du cuivre

Country Status (1)

Country	Link
FR (1)	FR677143A (fr)

1929
- 1929-06-20 FR FR677143D patent/FR677143A/fr not_active Expired

Similar Documents

Publication	Publication Date	Title
FR679571A (fr)	1930-04-15	Procédé de lavage
FR640913A (fr)	1928-07-24	Procédé de galvano-chromage
FR692981A (fr)	1930-11-13	Procédé de blanchiment
FR677143A (fr)	1930-03-04	Procédé de durcissement du cuivre
FR695366A (fr)	1930-12-16	Procédé de galvanoplastie
FR692834A (fr)	1930-11-12	Procédé de lavage
FR686045A (fr)	1930-07-21	Procédé de laminage
FR689395A (fr)	1930-09-05	Procédé de laminage
FR656097A (fr)	1929-04-26	Procédé de construction
FR667200A (fr)	1929-10-14	Procédé de réduction du gypse
FR706577A (fr)	1931-06-25	Procédé de cracking
FR689551A (fr)	1930-09-09	Procédé de cracking
FR668085A (fr)	1929-10-28	Procédé de purification du benzanthrone
FR711748A (fr)	1931-09-16	Procédé de cémentation
FR37628E (fr)	1931-01-08	Procédé de moulage
FR678925A (fr)	1930-04-07	Procédé de photo-sculpture
FR674589A (fr)	1930-01-30	Procédé de production de résine
FR667020A (fr)	1929-10-09	Procédé de soudure
FR694563A (fr)	1930-12-05	Procédé de réglage
FR686336A (fr)	1930-07-24	Procédé de dépôt électrolytique du zinc
FR690263A (fr)	1930-09-18	Procédé de refroidissement de substances
FR695656A (fr)	1930-12-19	Procédé de laminage
FR700092A (fr)	1931-02-24	Procédé de décalquage
FR671793A (fr)	1929-12-18	Procédé de marbrure
FR686641A (fr)	1930-07-29	Procédé d'affinage du cuivre