| Patent | Date |
|---|
Process for preparing isocyanates in the gas phase
Grant 7,754,915 - Herold , et al. July 13, 2 | 2010-07-13 |
Method for producing highly pure, granular silicon in a fluidised bed
Grant 7,553,466 - Herold , et al. June 30, 2 | 2009-06-30 |
Cyclone separator
Grant 7,323,023 - Michele , et al. January 29, 2 | 2008-01-29 |
Device for electrically heating a vertically erect chamber
Grant 7,078,656 - Herold , et al. July 18, 2 | 2006-07-18 |
Device for electrically heating a vertically erect chamber
App 20050236393 - Herold, Heiko ; et al. | 2005-10-27 |
Cyclone separator
App 20050150199 - Michele, Volker ; et al. | 2005-07-14 |
Process for preparing isocyanates in the gas phase
App 20050113601 - Herold, Heiko ; et al. | 2005-05-26 |
Method for producing highly-pure granular silicon
Grant 6,849,244 - Konig , et al. February 1, 2 | 2005-02-01 |
Process for the production of isocyanates in the gas phase
Grant 6,803,482 - Jenne , et al. October 12, 2 | 2004-10-12 |
Process for quenching a gaseous reaction mixture during the gas phase phosgenation of diamines
Grant 6,800,781 - Herold , et al. October 5, 2 | 2004-10-05 |
Method for producing highly pure, granular silicon in a fluidised bed
App 20040151652 - Herold, Heiko ; et al. | 2004-08-05 |
Process for quenching a gaseous reaction mixture during the gas phase phosgenation of diamines
App 20040068137 - Herold, Heiko ; et al. | 2004-04-08 |
Method for producing highly-pure granular silicon
App 20040047795 - Konig, Theo ; et al. | 2004-03-11 |
Method and device for producing bisphenol a prills and bisphenol a prills produced according to this method
Grant 6,689,464 - Lanze , et al. February 10, 2 | 2004-02-10 |
Process for the production of isocyanates in the gas phase
App 20030216597 - Jenne, Marc ; et al. | 2003-11-20 |
Gas-phase polymerization in a bell-shaped reactor
Grant 6,441,108 - Haendeler , et al. August 27, 2 | 2002-08-27 |
Process for producing ultrafine-crystallization products
Grant 6,074,441 - Schulte , et al. June 13, 2 | 2000-06-13 |
Precipitation system for a powder inhaler
Grant 5,947,117 - Herold , et al. September 7, 1 | 1999-09-07 |
Nasal applicator
Grant 5,702,362 - Herold , et al. December 30, 1 | 1997-12-30 |
Powder inhaler having dispersing, discharge, and dwell-time chambers, along with an acceleration channel
Grant 5,435,301 - Herold , et al. July 25, 1 | 1995-07-25 |
Process and device for fluidized bed spray granulation
Grant 5,213,820 - Uhlemann , et al. * May 25, 1 | 1993-05-25 |
Hybrid plastic filling material
Grant 5,028,638 - Heid , et al. July 2, 1 | 1991-07-02 |
Apparatus for the mechanical separation of solids from drying gas in spray driers
Grant 4,211,604 - Muschelknautz , et al. July 8, 1 | 1980-07-08 |
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