Resources Contact Us Home
Dejaifve; Pierre E.
Grand Couronne, FR
No. of patents:

Patent Number Title Of Patent Date Issued
4857498 Dehydrogenation catalyst August 15, 1989
1 to 25% by weight of an alkali metal compound, calculated as stable alkali metal oxide,0.5 to 20% by weight of a rare earth metal compound, calculated as the oxide,0.5 to 10% by weight of a calcium compound, calculated as CaO,0.5 to 10% by weight of a germanium-, tin- and/or lead compound,
4749674 Catalyst for the non-oxidative dehydrogenation of alkylbenzene to alkenylbenzene June 7, 1988
Alkenylbenzenes, e.g. styrene, are prepared by non-oxidative dehydrogenation of alkylbenzenes at elevated temperature in the presence of steam and a novel catalyst comprising iron oxide and, as promoters, an alkali metal compound, .ltoreq.10% wt of a compound of a rare earth metal an
4524058 Process for the preparation of a hydrogen-rich gas June 18, 1985
A process is disclosed for preparing a hydrogen-rich gas, which is carried out by reacting a carbon monoxide-containing gas with steam in the presence of a catalyst. The catalyst contains a spinel whose composition is expressed by the formula Li.sub.x Cu.sub.(1-x) Fe.sub.5 O.sub.8 in

  Recently Added Patents
Passive millimeter wave differential interference contrast polarimetry
Semiconductor device manufacturing method and device for same
Vehicle headlight
Dental plier
Method and apparatus for rebuilding data in a dispersed data storage network
Communication apparatus, integrated circuit, and communication method
  Randomly Featured Patents
Sinous suture
System and method for low bit rate watercolor video
Gauging system
Antithrombotic and anti-restenotic drug eluting stent
Three dimensional integration and methods of through silicon via creation
Treatment of Lewis base polymer with ethylenically unsaturated compound to improve antistatic hygroscopic and dye receptive properties
Diffuser gravity support
Curable compositions with antimicrobial properties
Method of producing wear resistant synthetic hair