| (11) | Number of the document | 53 |
| (21) | Number of the application | 94-0072 |
| (22) | Filing date of the application | 1994.04.05 |
| | Date of filing the request for examination | (de fond) 05.04.1994 |
| (71) | Name(s) of applicant(s), code of the country | VOEST-ALPINE AG, AT; SKET SCHWERMASCHINENBAU MAGDEBURG, GmbH, DE; |
| (72) | Name(s) of inventor(s), code of the country | Fritz FEIGE, DE; Franz KRENNBAUER, AT; |
| (73) | Name(s) of owner(s), code of the country | ACT AUSTRIAN CEMENT TECHNOLOGY GmbH, AT; |
| (54) | Title of the invention | Process for cement clinker production |
| (13) | Kind-of-document code | |
| (51) | International Patent Classification | C04B 7/36 (2006.01); |
| (19) | Country | AT |
| (45) | Date of publication of patent granting decision: | 1994.08.31 |
| (47) | Date of issuance of patent | 1995.03.22 |
| (30) | Priority | 488281, 1981.11.13, AT; WP C 04 B/234-385-1, 1981.10.27, DD |
| (74) | Patent attorney | SOCOLOVA Sofia, Str. Drumul Viilor nr. 42, bloc 3, ap. 60, MD-2021, Chiєinгu, Republica Moldova |
| | Payment for maintenance up to the date | 1998.04.05 |
| | Date of patent termination | 1998.04.05 |
| | Date of publication of the termination of patent, with the right of restoration | 1999.05.31 |
| | Date of publication of the termination of patent, without the right of restoration | 1999.12.31 |
| | Change of the owner | | Nr. şi data deciziei: | 563, 1995.03.10 | | Datele iniţiale: | Voest-Alpine Ag, AT
SKET Schwermaschinenbau, Magdeburg, GMBH, DE
| | Datele finale: | ACT Austrian Cement Technology GmbH, AT
|
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| (30*) | Priority of the former USSR application | 3505249/29-33, 1982.10.26, SU |
| (10*) | Title of protection of the former USSR | 1299495, SU |