GB412303A - Investment composition for making moulds for casting metals - Google Patents
Investment composition for making moulds for casting metalsInfo
- Publication number
- GB412303A GB412303A GB1255/33A GB125533A GB412303A GB 412303 A GB412303 A GB 412303A GB 1255/33 A GB1255/33 A GB 1255/33A GB 125533 A GB125533 A GB 125533A GB 412303 A GB412303 A GB 412303A
- Authority
- GB
- United Kingdom
- Prior art keywords
- investment composition
- making moulds
- casting metals
- moulds
- investment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/849—Preparations for artificial teeth, for filling teeth or for capping teeth comprising inorganic cements
- A61K6/858—Calcium sulfates, e.g, gypsum
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Epidemiology (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Prosthetics (AREA)
- Dental Preparations (AREA)
Abstract
Cristobalite or silica which has been heated for a long time to 1850 DEG F. is mixed with a binder, such as plaster of Paris or Keene's, Portland, oxy-salts, magnesium oxide, phosphoric acid, sodium silicate or other cement, to form an investment composition for use in making moulds for casting dental inlays, jewellery, or other articles of gold alloy or other metal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1255/33A GB412303A (en) | 1933-01-13 | 1933-01-13 | Investment composition for making moulds for casting metals |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1255/33A GB412303A (en) | 1933-01-13 | 1933-01-13 | Investment composition for making moulds for casting metals |
Publications (1)
Publication Number | Publication Date |
---|---|
GB412303A true GB412303A (en) | 1934-06-28 |
Family
ID=9718805
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1255/33A Expired GB412303A (en) | 1933-01-13 | 1933-01-13 | Investment composition for making moulds for casting metals |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB412303A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311516A (en) * | 1964-01-02 | 1967-03-28 | Johns Manville | Flexible compositions with rigid setting properties |
FR2352609A1 (en) * | 1976-05-24 | 1977-12-23 | Pre Vest Inc | LOST WAX MOLDING REFRACTORY MOLD |
GB2161155A (en) * | 1984-07-06 | 1986-01-08 | G C Dental Ind Corp | Investment material for dental casting |
-
1933
- 1933-01-13 GB GB1255/33A patent/GB412303A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3311516A (en) * | 1964-01-02 | 1967-03-28 | Johns Manville | Flexible compositions with rigid setting properties |
FR2352609A1 (en) * | 1976-05-24 | 1977-12-23 | Pre Vest Inc | LOST WAX MOLDING REFRACTORY MOLD |
GB2161155A (en) * | 1984-07-06 | 1986-01-08 | G C Dental Ind Corp | Investment material for dental casting |
FR2567023A1 (en) * | 1984-07-06 | 1986-01-10 | G C Dental Ind Corp | DENTAL MOLDING MATERIAL WITH LOST MODEL |
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