DD111603A1 - - Google Patents
Info
- Publication number
- DD111603A1 DD111603A1 DD177722A DD17772274A DD111603A1 DD 111603 A1 DD111603 A1 DD 111603A1 DD 177722 A DD177722 A DD 177722A DD 17772274 A DD17772274 A DD 17772274A DD 111603 A1 DD111603 A1 DD 111603A1
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/17—District heating
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD177722A DD111603A1 (cs) | 1974-04-05 | 1974-04-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD177722A DD111603A1 (cs) | 1974-04-05 | 1974-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD111603A1 true DD111603A1 (cs) | 1975-02-20 |
Family
ID=5495301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD177722A DD111603A1 (cs) | 1974-04-05 | 1974-04-05 |
Country Status (1)
| Country | Link |
|---|---|
| DD (1) | DD111603A1 (cs) |
-
1974
- 1974-04-05 DD DD177722A patent/DD111603A1/xx unknown