Aeration tube discharge control device

Patent · Tue Jul 14 04:00:00 EDT 1992

OSTI ID:7169138

Dirkse, H A; Ploeg, J E.G.; Rombout, R; Everts, R; Scott, A M; Dewitz, T S; Arbore, C M; Mahagaokar, U

This patent describes an apparatus for maintaining a uniform mass flow rate of particulate solids and gas mixture discharged from a holding vessel apparatus to a receiving reactor. It comprises: means for introducing the mixture into a containing means, first tubing means fixedly secured within the containing means and in axial alignment with the discharge port; second tubing means fixedly secured to the first tubing means; means for selectively injecting gaseous fluid under pressure into the second tubing means; a plurality of aeration ports selectively located along the length of the first tubing means and communicating with the interior passageway therein; reversing means fixedly secured to the first tubing means; means for discharging the particular solids from the containing means; packet means; and means for injecting a gaseous fluid into the compartment wherein at least a portion of the walls of the containing means are porous to the gaseous fluids.

• Assignee: Shell Oil Co., Houston, TX (United States)
• Patent Number(s): A; US 5129766
• Application Number: PPN: US 7-209603
• OSTI ID: 7169138
• Country of Publication: United States
• Language: English

Related Subjects

02 PETROLEUM
020400* -- Petroleum-- Processing
37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY
400105 -- Separation Procedures
AIR FLOW
CHEMICAL REACTORS
CONTROL EQUIPMENT
DISPERSIONS
EQUIPMENT
FLOW RATE
FLUID FLOW
FLUIDS
GAS FLOW
GASES
INDUSTRIAL PLANTS
MIXTURES
PARTICLES
PARTICULATES
PETROLEUM REFINERIES
SEPARATION PROCESSES
SOLIDS