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US Patent 5032275 - Cyclone separator

US Patent Issued on July 16, 1991
Estimated Patent Expiration Date: Icon_subject July 18, 2009Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
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Abstract

A cyclone separator comprising at least a primary portion having generally the form of a volume of revolution and having a first end and a second end, the diameter at said second end being less than at said first end, at least one inlet, the or each said inlet having at least a tangential component at or adjacent said first end for introducing feed to be separated into the cyclone separator, and the separator further including at least two outlets, one at each end of the primary portion, in which cyclone separator the following parameters are related according to a specified set of design and operating conditions as defined in claim 1: (i) diameter of the primary portion where flow enters, d1 : (ii) projection of the cross sectional area of xth inlet, Aix; (iii) diameter of the primary portion at point Z2, d2 ; (iv) distance along the cyclone separator axis from the inlet, Z; (v) diameter of the cyclone at Z, d, (vi) axial position of the xth inlet, Zx : (vii) half angle of convergence of the separation section, ଱, (viii) position of the second end of the primary portion, d3 : (ix) diameter of the outlet at the first end of the primary portion, d0.

Inventor

Assignee

Application

No. 377848 filed on 07/18/1989

US Classes:

210/512.1, TANGENTIAL FLOW OR CENTRIFUGAL FLUID ACTION210/242.3, With oil water skimmer210/788, Introducing liquid tangentially210/923Using mechanical means (e.g., skimmers, pump, etc.)

Field of Search

210/512.1, TANGENTIAL FLOW OR CENTRIFUGAL FLUID ACTION210/788Introducing liquid tangentially

Examiners

Primary: Hart, Charles N.

Attorney, Agent or Firm

US Patent References

4576724, Cyclone separator
Issued on: 03/18/1986
Inventor: Colman ,   et al.
4722796, Cyclone separator
Issued on: 02/02/1988
Inventor: Colman ,   et al.
4820414Cyclone separator
Issued on: 04/11/1989
Inventor: Carroll ,   et al.

International Class

B01D 017/038

Foreign Application Priority Data

1986-11-21 GB

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