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US2910398A Expired / Lapsed US ⏱️ 0.0 years remaining

Asphalt dispersion in waste cellulosic material

Assignee: E D JONES CORP
•
Filing: 1956-10-19
•
Granted: 1959-10-27
•
Expires: 1976-10-19
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Abstract

No abstract record available.

Inventors

  • 👤 Leonard G Durant
  • 👤 James E Irvine
  • 👤 Rohe V Pennington
  • 👤 Surino Alphonse

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 13:52
CPC Classifications
D; D21; D21B; D21B1/00; D21B1/04; D21B1/12; D21B1/30; D21B1/32; B; B29; B29B; B29B7/00; B29B7/74; B29B7/7461; D21F; D21F9/00; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/64

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 163 words
THE CONTINUOUS PROCESS OF TREATING CONTAMINATED MATERIAL SUCH AS WASTE CELLULOSIC MATERIAL WITHOUT RENDERING THE MATERIAL INTO LIQUID SUBMERGENCE, WHICH COMPRISES WETTING SHREDDED WASTE MATERIAL WHILE SUBSTANTIALLY DETRITUS-FREE, MAINTAINING AN ENCLOSED ZONE PROVIDING A FLOW-PATH FOR THE MATERIAL AND TERMINATING IN A BORE-BEARING DISPERSING STATION HAVING A PULP-EMITTING EXIT AT ITS END, SUPPLYING HEAT TO THE ZONE TO MAINTAIN IT AT A TEMPERATURE ABOVE THE SOFTENING POINT OF THE CONTAMINANT FEEDING WETTED SHREDDED MATERIAL TO THE ZONE CONVEYING THE MATERIAL THROUGH THE ZONE TO THE STATION, SPINNING THE MATERIAL IN THE BORE OF THE STATION AT A SPEED SUFFICIENT TO FORM A BLANKET THEREOF LINING THE BORE CONTROLLABLY SUPPLYING A STREAM OF STEAM TO THE BORE, REPETITIVELY TURBULENTLY SWEEPING BITS FROM THE BLANKET BY COMBING FIBRES THEREFROM AND REGULATABLY BLOWING STEAM FROM THE BORE THROUGH ITS PULP-EMITTING EXIT CARRYING IN SUSPENSION THEREON SUCH COMBED FIBRES HAVING THE CONTAMINANT DISPERSED THERE AMONG AS SPECKS SO SMALL AS NOT TO BE READILY DISCERNIBLE AS SUCH.
Claim 2
Dependent Claim 163 words
THE CONTINUOUS PROCESS OF TREATING CONTAMINATED MATERIAL SUCH AS WASTE CELLULOSIC MATERIAL WITHOUT RENDERING THE MATERIAL INTO LIQUID SUBMERGENCE, WHICH COMPRISES WETTING SHREDDED WASTE MATERIAL WHILE SUBSTANTIALLY DETRITUS-FREE, MAINTAINING AN ENCLOSED ZONE PROVIDING A FLOW-PATH FOR THE MATERIAL AND TERMINATING IN A BORE-BEARING DISPERSING STATION HAVING A PULP-EMITTING EXIT AT ITS END, SUPPLYING HEAT TO THE ZONE TO MAINTAIN IT AT A TEMPERATURE ABOVE THE SOFTENING POINT OF THE CONTAMINANT FEEDING WETTED SHREDDED MATERIAL TO THE ZONE CONVEYING THE MATERIAL THROUGH THE ZONE TO THE STATION, SPINNING THE MATERIAL IN THE BORE OF THE STATION AT A SPEED SUFFICIENT TO FORM A BLANKET THEREOF LINING THE BORE CONTROLLABLY SUPPLYING A STREAM OF STEAM TO THE BORE, REPETITIVELY TURBULENTLY SWEEPING BITS FROM THE BLANKET BY COMBING FIBRES THEREFROM AND REGULATABLY BLOWING STEAM FROM THE BORE THROUGH ITS PULP-EMITTING EXIT CARRYING IN SUSPENSION THEREON SUCH COMBED FIBRES HAVING THE CONTAMINANT DISPERSED THERE AMONG AS SPECKS SO SMALL AS NOT TO BE READILY DISCERNIBLE AS SUCH.

References Cited (Backward Citations)

US1977807A Cited
US2142823A Cited
US2697661A Cited
US2722163A Cited
US2824500A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-10-26 1963-04-27 1963-10-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-10-26 1967-04-27 1967-10-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-10-26 1971-04-27 1971-10-27 $7700.00 Window Closed / Lapsed

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