NL72513C - - Google Patents
Info
- Publication number
- NL72513C NL72513C NL139850A NL139850A NL72513C NL 72513 C NL72513 C NL 72513C NL 139850 A NL139850 A NL 139850A NL 139850 A NL139850 A NL 139850A NL 72513 C NL72513 C NL 72513C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/60—Making other particular articles cutlery wares; garden tools or the like
- B21D53/64—Making other particular articles cutlery wares; garden tools or the like knives; scissors; cutting blades
- B21D53/645—Making other particular articles cutlery wares; garden tools or the like knives; scissors; cutting blades safety razor blades
-
- 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
- C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2916647A GB643367A (en) | 1947-10-31 | 1947-10-31 | Improvements in or relating to the thermal treatment of steel and products thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL72513C true NL72513C (pt) | 1953-06-15 |
Family
ID=10287172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL139850A NL72513C (pt) | 1947-10-31 | 1948-04-09 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT174935B (pt) |
| DE (1) | DE954702C (pt) |
| DK (1) | DK73387C (pt) |
| GB (1) | GB643367A (pt) |
| NL (1) | NL72513C (pt) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3183126A (en) * | 1960-04-19 | 1965-05-11 | Physical Sciences Corp | Method of making magnetic transducers |
| US3469972A (en) * | 1966-01-04 | 1969-09-30 | Sandvikens Jernverks Ab | Razor blades and similar thin elongated sharp-edged blades made of a chromium steel |
| AT401387B (de) * | 1994-06-29 | 1996-08-26 | Boehler Ybbstalwerke | Korrosionsbeständige legierung und verfahren zur herstellung korrosionsbeständiger schneidwaren |
| US20070124939A1 (en) | 2003-06-26 | 2007-06-07 | Koninklijke Philips Electronics N.V. | Bent razor blades and manufacturing of such razor blades |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2197365A (en) * | 1936-02-05 | 1940-04-16 | Skf Svenska Kullagerfab Ab | Method of producing a hardened steel article |
| CH217568A (de) * | 1939-05-17 | 1941-10-31 | J A Henckels Fa | Verfahren zur Herstellung von Messerschmiedewaren aus nichtrostendem Stahl. |
-
1947
- 1947-10-31 GB GB2916647A patent/GB643367A/en not_active Expired
-
1948
- 1948-02-19 DK DK52348A patent/DK73387C/da active
- 1948-04-06 AT AT174935D patent/AT174935B/de active
- 1948-04-09 NL NL139850A patent/NL72513C/xx active
- 1948-11-01 DE DEP28272A patent/DE954702C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE954702C (de) | 1956-12-20 |
| DK73387C (da) | 1951-11-19 |
| GB643367A (en) | 1950-09-20 |
| AT174935B (de) | 1953-05-26 |