NL6803986A - - Google Patents
Info
- Publication number
- NL6803986A NL6803986A NL6803986A NL6803986A NL6803986A NL 6803986 A NL6803986 A NL 6803986A NL 6803986 A NL6803986 A NL 6803986A NL 6803986 A NL6803986 A NL 6803986A NL 6803986 A NL6803986 A NL 6803986A
- Authority
- NL
- Netherlands
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C13/00—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds
- E01C13/10—Pavings or foundations specially adapted for playgrounds or sports grounds; Drainage, irrigation or heating of sports grounds for artificial surfaces for outdoor or indoor practice of snow or ice sports
- E01C13/102—Civil engineering aspects of the construction of ice rinks or sledge runs made from frozen-liquid, semi-liquid or frozen-pasty substances, e.g. portable basins
- E01C13/105—Civil engineering aspects of the construction of ice rinks or sledge runs made from frozen-liquid, semi-liquid or frozen-pasty substances, e.g. portable basins of artificially refrigerated rinks or runs, e.g. cooled rink floors or swimming pools or tennis courts convertible into rinks
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0093053 | 1967-06-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6803986A true NL6803986A (xx) | 1968-12-20 |
Family
ID=6986735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6803986A NL6803986A (xx) | 1967-06-19 | 1968-03-21 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT284175B (xx) |
| BE (1) | BE711773A (xx) |
| CH (1) | CH470892A (xx) |
| DE (1) | DE1658434B2 (xx) |
| NL (1) | NL6803986A (xx) |
-
1967
- 1967-06-19 DE DE19671658434 patent/DE1658434B2/de active Pending
-
1968
- 1968-02-26 AT AT182868A patent/AT284175B/de active
- 1968-03-06 BE BE711773D patent/BE711773A/xx unknown
- 1968-03-14 CH CH376068A patent/CH470892A/de not_active IP Right Cessation
- 1968-03-21 NL NL6803986A patent/NL6803986A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1658434B2 (de) | 1973-05-10 |
| DE1658434A1 (de) | 1971-10-14 |
| CH470892A (de) | 1969-04-15 |
| AT284175B (de) | 1970-09-10 |
| BE711773A (xx) | 1968-07-15 |
