FI770122A7 - - Google Patents
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- Publication number
- FI770122A7 FI770122A7 FI770122A FI770122A FI770122A7 FI 770122 A7 FI770122 A7 FI 770122A7 FI 770122 A FI770122 A FI 770122A FI 770122 A FI770122 A FI 770122A FI 770122 A7 FI770122 A7 FI 770122A7
- Authority
- FI
- Finland
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K33/00—Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby
- B23K33/004—Filling of continuous seams
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/20—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers
- H01S5/22—Structure or shape of the semiconductor body to guide the optical wave ; Confining structures perpendicular to the optical axis, e.g. index or gain guiding, stripe geometry, broad area lasers, gain tailoring, transverse or lateral reflectors, special cladding structures, MQW barrier reflection layers having a ridge or stripe structure
- H01S5/227—Buried mesa structure ; Striped active layer
- H01S5/2275—Buried mesa structure ; Striped active layer mesa created by etching
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Branch Pipes, Bends, And The Like (AREA)
- Breeding Of Plants And Reproduction By Means Of Culturing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2612661A DE2612661C2 (de) | 1976-03-25 | 1976-03-25 | Abzweig zum Anschweißen von Rohren an einen Sammler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI770122A7 true FI770122A7 (show.php) | 1977-09-26 |
Family
ID=5973392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI770122A FI770122A7 (show.php) | 1976-03-25 | 1977-01-17 |
Country Status (6)
| Country | Link |
|---|---|
| AT (1) | AT353066B (show.php) |
| DE (1) | DE2612661C2 (show.php) |
| ES (1) | ES238786Y (show.php) |
| FI (1) | FI770122A7 (show.php) |
| NL (1) | NL7700476A (show.php) |
| ZA (1) | ZA77392B (show.php) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3144762A1 (de) * | 1981-11-11 | 1983-05-19 | Albrecht Ing.(grad.) 5090 Leverkusen Hesseler | Verfahren zum herstellen des rohrbuendels von waermetauschern o.dgl. und danach hergestelltes waermetauscher-rohrbuendel |
| DE3522643A1 (de) * | 1985-06-25 | 1987-01-08 | Kloeckner Wilhelmsburger Gmbh | Verfahren und vorrichtung zum anschweissen eines stutzens an einen behaelter oder einen teil eines behaelters |
| DE3715521C1 (en) * | 1987-05-09 | 1988-08-25 | Balcke-Duerr Ag, 4030 Ratingen, De | Metal-active gas welding method for pipe branches - using ceramic support ring around inside wall of hole in container to which pipe branch is to be welded |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE803906C (de) * | 1949-11-22 | 1951-04-12 | Duerrwerke Akt Ges | Befestigung von Hochdrucknippeln an Sammlern |
| DE802676C (de) * | 1950-01-21 | 1951-02-19 | Walter & Cie Akt Ges | Verfahren zum Anschweissen von Rohrnippeln |
| DE1627627U (de) | 1951-07-21 | 1951-08-30 | Wilhelm Paffrath | Elektrochemisch behandelte reflektoren fuer dauerblitzlichtgeraete. |
| DE1627627B2 (de) * | 1967-01-19 | 1973-09-27 | L. & C. Steinmueller Gmbh, 5270 Gummersbach | Verfahren zum Anschweißen von Rohrnippeln an Dampfsammlern |
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1976
- 1976-03-25 DE DE2612661A patent/DE2612661C2/de not_active Expired
- 1976-12-29 AT AT978576A patent/AT353066B/de not_active IP Right Cessation
-
1977
- 1977-01-17 FI FI770122A patent/FI770122A7/fi not_active Application Discontinuation
- 1977-01-18 NL NL7700476A patent/NL7700476A/xx not_active Application Discontinuation
- 1977-01-24 ZA ZA770392A patent/ZA77392B/xx unknown
- 1977-03-03 ES ES1977238786U patent/ES238786Y/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA978576A (de) | 1979-03-15 |
| ZA77392B (en) | 1977-12-28 |
| DE2612661B1 (de) | 1976-12-02 |
| ES238786Y (es) | 1980-04-16 |
| DE2612661A1 (show.php) | 1976-12-02 |
| DE2612661C2 (de) | 1985-04-25 |
| NL7700476A (nl) | 1977-09-27 |
| AT353066B (de) | 1979-10-25 |
| ES238786U (es) | 1979-05-01 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FC | Application refused |
Owner name: BALCKE-DUERR AG |