Process for the manufacture of gate valves for closure devices having a pouring nozzle and similar objects
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 3, 1981
Issued Date -
N/A
app pub date -
Feb 6, 1979
filing date -
Mar 13, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In order to manufacture a casting nozzle plate assembly, e.g., a sliding closure of a slide plate and collector nozzle, without having to further machine the working surface of one assembly a mold is arranged on a trued slab. A refractory concrete is poured into the mold while the mold is vibrated. The concrete is allowed to harden before being separated from trued slab. The resulting assembly has a smooth work (e.g., sliding) surface for contact with another element.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully