FR2020979A1 - Spiral chamber heat exchangers - Google Patents
Spiral chamber heat exchangersInfo
- Publication number
- FR2020979A1 FR2020979A1 FR6933801A FR6933801A FR2020979A1 FR 2020979 A1 FR2020979 A1 FR 2020979A1 FR 6933801 A FR6933801 A FR 6933801A FR 6933801 A FR6933801 A FR 6933801A FR 2020979 A1 FR2020979 A1 FR 2020979A1
- Authority
- FR
- France
- Prior art keywords
- heat exchangers
- chamber heat
- spiral chamber
- centripetally
- chambers
- Prior art date
- 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.)
- Withdrawn
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
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2203/00—Devices for working the railway-superstructure
- E01B2203/16—Guiding or measuring means, e.g. for alignment, canting, stepwise propagation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
Chambers in the exchanger spiral around one another and two consecutive spirals of one chamber act as a guide for the fluid flow. The fluid flows centrifugally as well as centripetally.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1558168A CH493698A (en) | 1968-10-18 | 1968-10-18 | Control device for automatic rectification of railway tracks |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2020979A1 true FR2020979A1 (en) | 1970-07-17 |
Family
ID=4410291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6933801A Withdrawn FR2020979A1 (en) | 1968-10-18 | 1969-10-03 | Spiral chamber heat exchangers |
Country Status (3)
Country | Link |
---|---|
CH (1) | CH493698A (en) |
DE (1) | DE1951699A1 (en) |
FR (1) | FR2020979A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110329310B (en) * | 2019-07-30 | 2024-07-23 | 上海工程技术大学 | Deviation correcting device of rail transit steel rail structure |
CN113737585B (en) * | 2021-08-23 | 2023-05-23 | 郑州铁路职业技术学院 | Transverse deviation correcting device for railway track structure |
-
1968
- 1968-10-18 CH CH1558168A patent/CH493698A/en not_active IP Right Cessation
-
1969
- 1969-10-03 FR FR6933801A patent/FR2020979A1/en not_active Withdrawn
- 1969-10-14 DE DE19691951699 patent/DE1951699A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CH493698A (en) | 1970-07-15 |
DE1951699A1 (en) | 1970-04-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |