PT84377B - Processo e dispositivo para o fabrico de um tecido em forma de tubo que serve para o fabrico de sacos, num tear mecanico circular - Google Patents
Processo e dispositivo para o fabrico de um tecido em forma de tubo que serve para o fabrico de sacos, num tear mecanico circularInfo
- Publication number
- PT84377B PT84377B PT8437787A PT8437787A PT84377B PT 84377 B PT84377 B PT 84377B PT 8437787 A PT8437787 A PT 8437787A PT 8437787 A PT8437787 A PT 8437787A PT 84377 B PT84377 B PT 84377B
- Authority
- PT
- Portugal
- Prior art keywords
- manufacture
- serves
- tube
- formed fabric
- bag
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B31/00—Working rails, sleepers, baseplates, or the like, in or on the line; Machines, tools, or auxiliary devices specially designed therefor
- E01B31/02—Working rail or other metal track components on the spot
- E01B31/12—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails
- E01B31/17—Removing metal from rails, rail joints, or baseplates, e.g. for deburring welds, reconditioning worn rails by grinding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH83886A CH670666A5 (en) | 1986-02-28 | 1986-02-28 | Rail head grinder for railway line - uses six sensors to measure heights at spaced points to control oscillating double grinding head |
Publications (2)
Publication Number | Publication Date |
---|---|
PT84377A PT84377A (de) | 1987-03-01 |
PT84377B true PT84377B (pt) | 1989-10-04 |
Family
ID=4196376
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT8437787A PT84377B (pt) | 1986-02-28 | 1987-02-27 | Processo e dispositivo para o fabrico de um tecido em forma de tubo que serve para o fabrico de sacos, num tear mecanico circular |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH670666A5 (pt) |
PT (1) | PT84377B (pt) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT522861A1 (de) * | 2019-08-13 | 2021-02-15 | Plasser & Theurer Export Von Bahnbaumaschinen Gmbh | Vorrichtung und Verfahren zum Bearbeiten der Oberfläche eines Schienenkopfes einer Schiene durch Stirnschleifen |
CN113136750B (zh) * | 2021-04-26 | 2022-10-04 | 株洲时代电子技术有限公司 | 一种钢轨弧面打磨方法 |
-
1986
- 1986-02-28 CH CH83886A patent/CH670666A5/de not_active IP Right Cessation
-
1987
- 1987-02-27 PT PT8437787A patent/PT84377B/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CH670666A5 (en) | 1989-06-30 |
PT84377A (de) | 1987-03-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM3A | Annulment or lapse |
Free format text: LAPSE DUE TO NON-PAYMENT OF FEES Effective date: 19960930 |