DD139402B1 - Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper - Google Patents

Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper Download PDF

Info

Publication number: DD139402B1
Authority: DD; German Democratic Republic
Prior art keywords: needle; drilling; saeulen; duel; capillary
Prior art date: 1978-10-26

Application number

DD20867078A

Other languages

German (de)

English (en)

Other versions

DD139402A1 (de

Inventor

Karl-Heinz Rudolph

Gottfried Froemmel

Original Assignee

Rudolph Karl Heinz

Gottfried Froemmel

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.)

1978-10-26

Filing date

1978-10-26

Publication date

1982-03-10

1978-10-26 Application filed by Rudolph Karl Heinz, Gottfried Froemmel filed Critical Rudolph Karl Heinz

1978-10-26 Priority to DD20867078A priority Critical patent/DD139402B1/de

1979-09-08 Priority to DE19792936322 priority patent/DE2936322A1/de

1979-09-27 Priority to CS657179A priority patent/CS222973B1/cs

1979-09-27 Priority to BG7944974A priority patent/BG34795A1/xx

1979-10-26 Priority to JP13784179A priority patent/JPS5597402A/ja

1979-10-26 Priority to RO7999060A priority patent/RO79067A/fr

1980-01-02 Publication of DD139402A1 publication Critical patent/DD139402A1/de

1982-03-10 Publication of DD139402B1 publication Critical patent/DD139402B1/de

Links

238000004519 manufacturing process Methods 0.000 title claims description 8
239000000843 powder Substances 0.000 claims description 4
238000002679 ablation Methods 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
229910052751 metal Inorganic materials 0.000 claims description 3
238000005245 sintering Methods 0.000 claims description 3
238000000465 moulding Methods 0.000 claims description 2
238000000034 method Methods 0.000 description 16
239000000463 material Substances 0.000 description 10
238000003825 pressing Methods 0.000 description 4
238000005553 drilling Methods 0.000 description 3
230000003628 erosive effect Effects 0.000 description 3
239000007858 starting material Substances 0.000 description 2
230000002411 adverse Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000011010 flushing procedure Methods 0.000 description 1
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
239000010931 gold Substances 0.000 description 1
229910052737 gold Inorganic materials 0.000 description 1
238000003780 insertion Methods 0.000 description 1
230000037431 insertion Effects 0.000 description 1
238000003754 machining Methods 0.000 description 1
238000005498 polishing Methods 0.000 description 1
238000003672 processing method Methods 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
239000010802 sludge Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/16—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass plates with holes of very small diameter, e.g. for spinning or burner nozzles
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F2005/103—Cavity made by removal of insert

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Manufacturing & Machinery (AREA)
Powder Metallurgy (AREA)
Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Crystals, And After-Treatments Of Crystals (AREA)
Air Conditioning Control Device (AREA)
Press-Shaping Or Shaping Using Conveyers (AREA)
Wire Bonding (AREA)

DD20867078A 1978-10-26 1978-10-26 Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper DD139402B1 (de)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
DD20867078A DD139402B1 (de)	1978-10-26	1978-10-26	Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper
DE19792936322 DE2936322A1 (de)	1978-10-26	1979-09-08	Verfahren zur herstellung von mikrobohrungen in duennwandige, saeulenfoermige hohlkoerper
CS657179A CS222973B1 (en)	1978-10-26	1979-09-27	Method of producing micro-apartures in capillary instruments for connecting electrode outlets
BG7944974A BG34795A1 (en)	1978-10-26	1979-09-27	Method for making microslots in thin- walled hollow bodies
JP13784179A JPS5597402A (en)	1978-10-26	1979-10-26	Method of producing micropores for thin cylindric hollow body
RO7999060A RO79067A (fr)	1978-10-26	1979-10-26	Procede de realisation des microorifices en corps cylindriques

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DD20867078A DD139402B1 (de)	1978-10-26	1978-10-26	Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper

Publications (2)

Publication Number	Publication Date
DD139402A1 DD139402A1 (de)	1980-01-02
DD139402B1 true DD139402B1 (de)	1982-03-10

Family

ID=5515006

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DD20867078A DD139402B1 (de)	1978-10-26	1978-10-26	Verfahren zur herstellung von mikrobohrungen in duennwandige,saeulenfoermige hohlkoerper

Country Status (6)

Country	Link
JP (1)	JPS5597402A (fr)
BG (1)	BG34795A1 (fr)
CS (1)	CS222973B1 (fr)
DD (1)	DD139402B1 (fr)
DE (1)	DE2936322A1 (fr)
RO (1)	RO79067A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6302679B1 (en) *	1994-11-10	2001-10-16	Corning Incorporated	Honeycomb extrusion die
CN108480653A (zh) *	2018-06-29	2018-09-04	中国科学院上海光学精密机械研究所	基于飞秒激光制备空心球形粉末的装置及方法

1978
- 1978-10-26 DD DD20867078A patent/DD139402B1/de not_active IP Right Cessation
1979
- 1979-09-08 DE DE19792936322 patent/DE2936322A1/de not_active Withdrawn
- 1979-09-27 CS CS657179A patent/CS222973B1/cs unknown
- 1979-09-27 BG BG7944974A patent/BG34795A1/xx unknown
- 1979-10-26 RO RO7999060A patent/RO79067A/fr unknown
- 1979-10-26 JP JP13784179A patent/JPS5597402A/ja active Pending

Also Published As

Publication number	Publication date
RO79067A (fr)	1982-06-25
JPS5597402A (en)	1980-07-24
CS222973B1 (en)	1983-08-26
DD139402A1 (de)	1980-01-02
BG34795A1 (en)	1983-12-15
DE2936322A1 (de)	1980-05-08

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Legal Events

Date	Code	Title	Description
1996-08-29	ENJ	Ceased due to non-payment of renewal fee