Patent · US Expired

Bottom closure for a chemical reactor

US4060394A · kind A · utility

2Cited by

8References

6Claims

0Family size

Assignee

HAG Aktiengesellschaft · DE

Inventors

Herbert Grebe
Wolfgang Hartwig
Johann Michael Köhler · Golmsdorf, DE
Rudolf Rothe
Karl-Friedrich Schröder · Reitmehring, DE

Key dates

Filing date	Mar 18, 1976
Grant date	Nov 29, 1977
Priority date	—
Expiry date	Mar 18, 1996

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J2219/00247
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A bottom closure for a chemical reactor having a cylinder extension whose attachment opening is closed by a closing part with said closing part bearing upon the conical counter-surface of the attachment opening and protruding a sufficient distance into the interior of the reactor that solid bridges or arches formed from solid material within the reactor are destroyed during the opening of the closure.

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