Title:
BOEHMITIC ALUMINAS, AND HIGH-TEMPERATURE STABILE AND HIGHLY POROUS ALUMINUM OXIDES IN A PURE PHASE WHICH ARE OBTAINED THEREFROM
Document Type and Number:
WIPO Patent Application WO2000009445
Kind Code:
A3
Abstract:
The invention relates to crystalline boehmitic aluminas whose crystallites comprise exceptional differences of dimensions in the directions of space 020 and 120. The invention also relates to a method for producing the boehmitic aluminas and to resultant products obtained therefrom by calcination.
Inventors:
NOWECK KLAUS (DE)
MEYER ARNOLD (DE)
GLOECKLER REINER (DE)
BOHNEN FRANK MICHAEL (DE)
JUHL JENS (DE)
SCHIMANSKI JUERGEN (DE)
MEYER ARNOLD (DE)
GLOECKLER REINER (DE)
BOHNEN FRANK MICHAEL (DE)
JUHL JENS (DE)
SCHIMANSKI JUERGEN (DE)
Application Number:
PCT/DE1999/002464
Publication Date:
May 18, 2000
Filing Date:
August 05, 1999
Export Citation:
Assignee:
RWE DEA AG (DE)
NOWECK KLAUS (DE)
MEYER ARNOLD (DE)
GLOECKLER REINER (DE)
BOHNEN FRANK MICHAEL (DE)
JUHL JENS (DE)
SCHIMANSKI JUERGEN (DE)
NOWECK KLAUS (DE)
MEYER ARNOLD (DE)
GLOECKLER REINER (DE)
BOHNEN FRANK MICHAEL (DE)
JUHL JENS (DE)
SCHIMANSKI JUERGEN (DE)
International Classes:
B01D53/86; C01F7/02; B01J21/04; B01J32/00; C01F7/441; C01F7/447; C01F7/448; (IPC1-7): C01F7/44; C01F7/02
Domestic Patent References:
| WO1992019536A1 | 1992-11-12 |
Foreign References:
| DE2349972A1 | 1974-06-20 | |||
| EP0514229A1 | 1992-11-19 | |||
| DE3823895C1 | 1989-12-21 | |||
| US4676928A | 1987-06-30 |
Other References:
See also references of EP 1025045A2
Download PDF: