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Class Information
Number: 502/55
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Regenerating or rehabilitating catalyst or sorbent > Gas or vapor treating > Steam
Description: Process in which the treating fluid consists essentially of vaporized water.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6171992 |
Treatment process for a methanol reforming catalyst therefor |
Jan. 9, 2001 |
| 6118037 |
Process for the removal of contaminant compounds containing one or more heteroatoms of sulfur, nitrogen and/or oxygen from hydrocarbon streams |
Sep. 12, 2000 |
| 6110857 |
Method of minimizing iron contamination during catalyst regeneration processes |
Aug. 29, 2000 |
| 6037291 |
Regeneration of adsorbers utilizing thermal oxidation of adsorbates |
Mar. 14, 2000 |
| 6034019 |
Method of minimizing iron contamination during catalyst regeneration processes |
Mar. 7, 2000 |
| 5994260 |
Cerium oxide with pores having a lamellar structure, preparation method therefor and use thereof in catalysis |
Nov. 30, 1999 |
| 5868922 |
Analyzer system for strippable hydrocarbon on FCC catalyst |
Feb. 9, 1999 |
| 5863417 |
Method for analyzing for strippable hydrocarbon on FCC catalyst |
Jan. 26, 1999 |
| 5741749 |
Regeneration of a titanium-containing molecular sieve |
Apr. 21, 1998 |
| 5739071 |
Method and apparatus for regeneratinig and stabilizing dehydrogenation catalysts |
Apr. 14, 1998 |
| 5686648 |
Continuous process for the isomerization of olefins with regeneration of the catalyst |
Nov. 11, 1997 |
| 5686369 |
Method and apparatus for treating dehydrogenation catalysts |
Nov. 11, 1997 |
| 5549814 |
FCC stripper with spoke arrangement for bi-directional catalyst stripping |
Aug. 27, 1996 |
| 5446000 |
Treatment for virgin phosphorous/vanadium oxidation catalysts |
Aug. 29, 1995 |
| 5407877 |
Catalyst treatment process |
Apr. 18, 1995 |
| 5380426 |
Active bed fluidized catalyst stripping |
Jan. 10, 1995 |
| 5316471 |
Method and apparatus for mass transfer in multiple hearth funaces |
May. 31, 1994 |
| 5292695 |
Process for reactivating particulate adsorbents |
Mar. 8, 1994 |
| 5260240 |
Process for the demetallization of FCC catalyst |
Nov. 9, 1993 |
| 5254513 |
Method for the reactivation of spent alumina-supported hydrotreating catalysts |
Oct. 19, 1993 |
| 5230872 |
Method and apparatus for regenerating activated carbon containing an adsorbed volatile organic absorbate |
Jul. 27, 1993 |
| 5227552 |
Process for hydrogenating alkenes in the presence of alkanes and a heterogeneous catalyst |
Jul. 13, 1993 |
| 5198398 |
Method for regenerating spent activated carbon and portable container for use therein |
Mar. 30, 1993 |
| 5190901 |
Method for producing active carbon using carbon-containing material |
Mar. 2, 1993 |
| 5173921 |
Apparatus and process for activation of carbon by electrical resistance heating in the presence of steam |
Dec. 22, 1992 |
| 5093293 |
Steam reactivation of zeolite catalyst used in producing para-dichlorobenzene |
Mar. 3, 1992 |
| 5089457 |
Process for activation of carbon by electrical resistance heating in the presence of steam |
Feb. 18, 1992 |
| 5047376 |
Curing combination for cationically polymerizable materials |
Sep. 10, 1991 |
| 5013698 |
Method of reducing carbon loss in regeneration process |
May. 7, 1991 |
| 4962272 |
Treatment of arsine removal catalysts |
Oct. 9, 1990 |
| 4957721 |
Process for regeneration of activated carbon |
Sep. 18, 1990 |
| 4946660 |
Desulphurization |
Aug. 7, 1990 |
| 4919790 |
Method for hydrocarbon dewaxing utilizing a reactivated spent MTG zeolite catalyst |
Apr. 24, 1990 |
| 4919692 |
Process for removing solvents and other contaminants from an inlet solvent laden air path |
Apr. 24, 1990 |
| 4914237 |
Alkylation of toluenediamine and para-phenylenediamine with isobutylene in the presence of acidic, crystalline molecular sieves |
Apr. 3, 1990 |
| 4861938 |
Chemical conversion process |
Aug. 29, 1989 |
| 4849095 |
Process for hydrogenating a hydrocarbonaceous charge stock |
Jul. 18, 1989 |
| 4795726 |
Method for the regeneration of spent alumina-based catalysts |
Jan. 3, 1989 |
| 4786402 |
Preparation of medicinal white oils and medicinal paraffins |
Nov. 22, 1988 |
| 4650779 |
Regeneration of pillared clays with gas containing a small amount of ammonia |
Mar. 17, 1987 |
| 4649127 |
Process for hydrogenative reactivation of spent catalysts |
Mar. 10, 1987 |
| 4623446 |
Closed cyclone FCC catalyst separation with stripping gas injection and direct steam injection |
Nov. 18, 1986 |
| 4615993 |
Method and device for carrying out gas/solid reactions particularly the activation and re-activation of activated carbon |
Oct. 7, 1986 |
| 4609456 |
Process for converting heavy petroleum residues to hydrogen and gaseous distillable hydrocarbons |
Sep. 2, 1986 |
| 4594146 |
Conversion with zeolite catalysts prepared by steam treatment |
Jun. 10, 1986 |
| 4589890 |
Heat recovery method and apparatus |
May. 20, 1986 |
| 4574044 |
Method for spent catalyst treating for fluidized catalytic cracking systems |
Mar. 4, 1986 |
| 4572903 |
Method for reactivating catalysts used for removing nitrogen oxides with steam |
Feb. 25, 1986 |
| 4520118 |
Catalytic activity of aluminosilicate zeolites |
May. 28, 1985 |
| 4515899 |
Steam regeneration of phosphorus treated vanadium-phosphorus-oxygen catalysts |
May. 7, 1985 |
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