Patent US3058210A successfully refreshed from Google Patents.
US3058210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing mixture and method
Assignee: Unisys Corp
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Filing: 1960-08-23
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Granted: 1962-10-16
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Expires: 1980-08-23
Abstract
No abstract record available.
Inventors
- 👤 Winters Berl Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:28
CPC Classifications
C; C04; C04B; C04B37/00; C04B37/003; C04B37/006; C03; C03C; C03C27/00; C04B35/00; C04B35/515; C04B35/58; C04B37/02; C04B37/023; C04B37/026; C04B37/04; C04B37/045; C04B2235/00; C04B2235/65; C04B2235/656; C04B2235/6562; C04B2235/658; C04B2235/6582; C04B2237/00; C04B2237/02; C04B2237/12; C04B2237/122; C04B2237/124; C04B2237/126; C04B2237/30; C04B2237/32; C04B2237/34; C04B2237/343; C04B2237/40; C04B2237/403; C04B2237/405; C04B2237/406; C04B2237/407; C04B2237/408
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
47 words
A MIXTURE OF MATERIALS SUITABLE FOR USE IN MAKING SEALS BETWEEN THE SAME OR DIFFERENT MATERIALS INCLUDING METALS AND OXIDES THEREOF, CERAMICS AND GLASSES, CONSISTING OF MOLYBDENUM TRIOXIDE AND MANGANOUS NITRATE IN WHICH THE MANGANOUS NITRATE RANGES FROM 5 TO 50 PERCENT BY WEIGHT OF SAID MIXTURE.
Claim 2
Dependent Claim
47 words
A MIXTURE OF MATERIALS SUITABLE FOR USE IN MAKING SEALS BETWEEN THE SAME OR DIFFERENT MATERIALS INCLUDING METALS AND OXIDES THEREOF, CERAMICS AND GLASSES, CONSISTING OF MOLYBDENUM TRIOXIDE AND MANGANOUS NITRATE IN WHICH THE MANGANOUS NITRATE RANGES FROM 5 TO 50 PERCENT BY WEIGHT OF SAID MIXTURE.
Claim 3
Dependent Claim
149 words
THE PROCESS OF MAKING A STRONG VACUUM-TIGHT SEAL BETWEEN TWO MEMBERS OF THE SAME OR DIFFERENT MATERIALS FROM THE GROUP COMPRISING METALS AND OXIDES THEREOF, CERAMICS AND GLASSES, COMPRISING THE STEPS OF STIRRING IN A VOLATILE NON-CONTAMINATING LIQUID VEHICLE THE INGREDIENTS MOLYBDENUM TRIOXIDE POWDER AND MANGANOUS NITRATE WHEREIN THE LATTER OF SAID INGREDIENTS RANGES FROM 5 TO 50 PERCENT OF THE TOTAL WEIGHT OF SAID TWO INGREDIENTS, APPLYING THE MIXTURE OBTAINED FROM SAID STIRRING TO THE PARTS OF SAID MEMBERS TO BE SEALED, PLACING BRAZING FILLER MATERIAL IN A POSITION SO THAT UPON MELTING IT WILL FLOW BETWEEN THE PARTS OF SAID MEMBERS TO BE SEALED, ASSEMBLING SAID MEMBERS IN THEIR DESIRED POSITON AND HEATING THE ASSEMBLY IN A REDUCING ATMOSPHERE TO A TEMPERATURE ABOVE THE MELTING TEMPERATURE OF SAID BRAZING FILLER MATERIAL FOR A LENGTH OF TIME SUFFICIENT TO BRING SAID BRAZING FILLER MATERIAL TO THE MOLTEN STATE.
Claim 4
Dependent Claim
149 words
THE PROCESS OF MAKING A STRONG VACUUM-TIGHT SEAL BETWEEN TWO MEMBERS OF THE SAME OR DIFFERENT MATERIALS FROM THE GROUP COMPRISING METALS AND OXIDES THEREOF, CERAMICS AND GLASSES, COMPRISING THE STEPS OF STIRRING IN A VOLATILE NON-CONTAMINATING LIQUID VEHICLE THE INGREDIENTS MOLYBDENUM TRIOXIDE POWDER AND MANGANOUS NITRATE WHEREIN THE LATTER OF SAID INGREDIENTS RANGES FROM 5 TO 50 PERCENT OF THE TOTAL WEIGHT OF SAID TWO INGREDIENTS, APPLYING THE MIXTURE OBTAINED FROM SAID STIRRING TO THE PARTS OF SAID MEMBERS TO BE SEALED, PLACING BRAZING FILLER MATERIAL IN A POSITION SO THAT UPON MELTING IT WILL FLOW BETWEEN THE PARTS OF SAID MEMBERS TO BE SEALED, ASSEMBLING SAID MEMBERS IN THEIR DESIRED POSITON AND HEATING THE ASSEMBLY IN A REDUCING ATMOSPHERE TO A TEMPERATURE ABOVE THE MELTING TEMPERATURE OF SAID BRAZING FILLER MATERIAL FOR A LENGTH OF TIME SUFFICIENT TO BRING SAID BRAZING FILLER MATERIAL TO THE MOLTEN STATE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |