Searched for:
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document
Groen, J.C. (author), Moulijn, J.A. (author), Perez-Ramirez, J. (author)
The invention is directed to a process for the preparation of a mesoporous mordenite, which process comprises subjecting a non-dealuminated mordenite having an atomic ratio of framework Si-to-Al of least, to an alkaline treatment in order to create mesoporosity by removal of silicon, to various mesoporous mordenites and to their use.
patent 2008
document
Melian, C.I. (author), Kapteijn, F. (author), Moulijn, J.A. (author)
The invention concerns a process for the production of a molecular sieve material by growing the molecular sieve material structure in the presence of a template for the pore structure, followed by removal of the template from the molecular sieve material, in which process the template is removed by oxidation of the template material using an...
patent 2006
document
Melian, C.I. (author), Kapteijn, F. (author), Moulijn, J.A. (author)
The invention is directed to a process for liberating metallic cations from metallo-organic compounds, said process comprising contacting an aqueous solution of the metallo-organic compound with an oxidising agent, thereby oxidising the organic component and obtaining the free cation
patent 2006
document
Van Hardeveld, R. (author), Makkee, M. (author), Moulijn, J.A. (author), Jelles, S.J. (author)
The invention relates to a method for the oxidation of carbon- and/or hydrocarbon- and/or combustable organic compounds containing liquid or solid particulate contaminants in gas streams, more in particular soot in exhaust gasses of diesel engines, comprising the treatment of said gas streams in a turbulent flow precipitator, of which at least...
patent 2001
document
Sie, S.T. (author), Cybulski, A. (author), Moulijn, J.A. (author)
PCT No. PCT/NL93/00231 Sec. 371 Date Jul. 21, 1995 Sec. 102(e) Date Jul. 21, 1995 PCT Filed Nov. 4, 1993 PCT Pub. No. WO94/09901 PCT Pub. Date May 11, 1994There is described a catalyst element (1) consisting of an integral whole having channels (2) extending therethrough. These channels (2) have, in circumferential sense of the cross section...
patent 2000
document
Makkee, M. (author), Kapteijn, F. (author), Moulijn, J.A. (author)
A reactor vessel (1) comprises a reactor body (2) through which channels (3) are provided whose surface comprises longitudinal inwardly directed parts (4) and is provided with a catalyst (6), as well as buffer bodies (8, 12) connected to the channels (3) on both sides of the reactor body (2) and comprising connections for supplying (9, 10, 11)...
patent 1999
document
Bakker Wridzer, J.W. (author), Kapteijn, F. (author), Moulijn, J.A. (author)
The invention relates to a rotary reactor consisting of a number of tubular reaction compartments (A), each provided with a first end and a second end, a ceramic first reactor end plate (B) in which said first ends are received, and a second end plate (B) in which said second ends are received, which end plates (B, B) are further provided with...
patent 1998
document
Van Hardeveld, R. (author), Makkee, M. (author), Moulijn, J.A. (author), Jelles, S.J. (author)
A method and apparatus for the oxidation of liquid or solid contaminants in the exhaust gas from diesel engines is provided. The process is conducted by passing the contaminated diesel engine exhaust gas through a turbulent gas flow, particulate separator, wherein this separator contains a plurality of separate and serially-arranged vertical...
patent 1997
document
Wiersma, A. (author), Sandt, E.J.A. (author), Van Bekkum, H. (author), Makkee, M. (author), Moulijn, J.A. (author)
Abstract of NL 9401574 (A) The invention relates to a method for preparing difluoromethane, wherein dichlorodifluoromethane or monochlorodifluoromethane is brought into contact with hydrogen in the presence of palladium on activated carbon, wherein the loading of the palladium on the activated carbon is 0.1-4.0 wt.%, based on the total weight,...
patent 1996
document
Sie, S.T. (author), Cybulski, A. (author), Moulijn, J.A. (author)
There is described a catalyst element (1) consisting of an integral whole having channels (2) extending therethrough. These channels (2) have, in circumferential sense of the cross section thereof, at least one concave wall portion and at least one convex wall portion, preferably provided by longitudinal projections (4) or grooves (7). As a...
patent 1994
document
Moene, R. (author), Tazelaar, F.W. (author), Makkee, M. (author), Moulijn, J.A. (author)
Abstract of NL 9300816 (A) Described is a method of preparing a porous silicon carbide suitable for use as a catalyst or as a catalyst support. Porous carbon is provided with a catalyst which is suitable for catalysing gasification of carbon with hydrogen, and with a catalyst suitable for catalysing whisker growth of SiC, and the porous carbon...
patent 1994
document
Langeveld, A.D. (author), Makkee, M. (author), Moulijn, J.A. (author)
Abstract of NL 9102029 (A) Described is an arrangement for carrying out TAP experiments. Such an arrangement comprises a reaction chamber in which a very short-lived beam of molecules is directed at a target to produce a short-lived beam of intermediate-product molecules, and a vacuum chamber where said intermediate-product molecules travel from...
patent 1993
document
Wojtowicz, M.A. (author), Moulijn, J.A. (author)
Abstract of WO 9318341 (A1) A method and an apparatus are described for combusting carbonaceous materials in a two-stage process. In a first reaction chamber (2), operating under fuel-rich conditions in a bubbling fluidisation regime, fuel undergoes primary combustion or gasification. Oxidising gas (5) is fed into the first reaction chamber at a...
patent 1993
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