← Back to Patent Explorer
US3099697A Expired / Lapsed US ⏱️ 0.0 years remaining

Liquid redistributor for towers

Assignee: Millennium Petrochemicals Inc
•
Filing: 1958-12-30
•
Granted: 1963-07-30
•
Expires: 1978-12-30
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Lerman Frank
  • 👤 Bohnlofink John

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 19:42
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/30; B01D; B01D3/00; B01D3/008; B01J2219/00; B01J2219/30; B01J2219/302; B01J2219/30223; Y; Y10; Y10S; Y10S261/00; Y10S261/72

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 139 words
A LIQUID REDISTRIBUTION ELEMENT FOR USE IN TOWERS FOR ABSORPTION, STRIPPING, DISTILLATION, EXTRACTION AND THE LIKE, SAID ELEMENT HAVING A RELATIVELY NARROW AND SUBSTANTIALLY HORIZONTALLY DISPOSED ANNULAR SECTION, A PLURALITY OF RADIALLY AND DOWNWARDLY EXTENDING PROJECTIONS HAVING CONCAVE SIDE EDGES EXTENDING INWARDLY FROM SAID ANNULAR SECTION, A SIDE OF EACH PROJECTION BEING COEXTENSIVE WITH THE SIDE EDGE OF THE NEXT ADJACENT PROJECTION IN A CONTINUOUS CURVE TO PROVIDE AN OPEN SPACE BETWEEN ADJACENT PROJECTIONS EXTENDING FROM SAID ANNULAR SECTION, EACH OF SAID PROJECTIONS TAPERING SHARPLY TO A POINT AT ONE RADIAL EXTEREMITY THEREOF THE CONSTRUCTION AND ARRANGEMENT BEING SUCH THAT LIQUID REACHING SAID ANNULAR SECTION WILL NOT BE RETAINED THEREUPON BUT WILL BE DIVERTED IMMEDIATELY TO A DOWNWARDLY EXTENDING PROJECTION AND BY REASON OF SURFACE TENSION WILL FLOW DOWN SAID PROJECTION AND BE DISCHARGED AT THE RADIAL EXTREMITY THEREOF.

References Cited (Backward Citations)

US2639130A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-07-29 1967-01-28 1967-07-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-07-29 1971-01-28 1971-07-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-07-29 1975-01-28 1975-07-30 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag