Molding material mixtures containing an oxidic boron compound and method for the production of molds and cores
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United States of America Patent
Stats
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Feb 27, 2018
Issued Date -
N/A
app pub date -
Oct 21, 2014
filing date -
Oct 22, 2013
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to molding material mixtures containing a molding base material, water glass, amorphous silicon dioxide and an oxidic boron compound, and the production of molds and cores, in particular for metal casting.
First Claim
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International Classification(s)
- 2014 Application Filing Year
- B22C Class
- 165 Applications Filed
- 136 Patents Issued To-Date
- 82.43 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- B22C Class
- 42 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Aug 27, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Aug 27, 2029 |
