Patent · US Expired

Process and reactor for treating a gas by means of a regenerable active packing

US6790415B2 · kind B2 · utility

4Cited by

13References

37Claims

0Family size

Assignee

L'Air Liquide, Société Anonyme à Directoire et Conseil de Surveillance pour l'Étude et l'Exploitation des Procédés Georges Claude · FR

Inventors

Pierre Petit · Verrières-le-Buisson, FR
Maurice Bosquain · Paris, FR
Jean-Yves Lehman · Maisons-Alfort, FR
Jean-Pierre Tranier · L'Haÿ-les-Roses, FR

Key dates

Filing date	Mar 16, 2001
Grant date	Sep 14, 2004
Priority date	—
Expiry date	Dec 3, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02C20/40
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

In this process, during at least one phase of the treatment cycle, the gas outflow is increased or decreased locally in at least one marginal region of the packing. Application to drying/CO2 removal of atmospheric air intended to be distilled, or to the separation of gaseous mixtures by pressure modulated adsorption.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.