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Process for the preparation of pellets

Patent
US-4549904-A
Inventor

MATSUMIYA SABURO (JP)

UEHARA KATSUYA (JP)

SAITO KEIJI (JP)

MICHIKI HIDEYUKI (JP)

YAGINUMA KENICHI (JP)

Assignee
TOYO ENGINEERING CORP (JP)
Country
United States
Dates
  • Priority:
    1981/06/26
  • Grant:
    1985/10/29
Description
This web page summarizes information in PubChem about patent US-4549904-A. This includes chemicals mentioned, as reported by PubChem contributors, as well as other content, such as title, abstract, and International Patent Classification (IPC) codes. To read more about how this page was constructed, please visit the PubChem patents help page.

1 Abstract

A process for the preparation of pellets is disclosed which comprises mixing an iron ore raw material with a pitch material having a softening point of 30 DEG to 300 DEG C. in an amount in the range of 0.5 to 5% by weight of the iron ore raw material, molding the mixture, and heating the molded material under a reducing atmosphere to remove arsenic contained therein.

2 Full Text

3 Important Dates

3.1 Priority Date

1981/06/26

3.2 Filing Date

1982/06/07

3.3 Publication Date

1985/10/29

3.4 Grant Date

1985/10/29

4 Inventor

MATSUMIYA SABURO (JP)

UEHARA KATSUYA (JP)

SAITO KEIJI (JP)

MICHIKI HIDEYUKI (JP)

YAGINUMA KENICHI (JP)

5 Assignee

TOYO ENGINEERING CORP (JP)

6 Country

United States

7 Patent Family

8 Classification

8.1 IPC

C22B1/11 (inventive)

C22B1/244 (inventive, first)

C22B1/14 (inventive)

C22B1/24 (inventive)

8.2 CPC

C22B1/14 (inventive, first)

C22B1/2406 (inventive, first)

C22B1/11 (inventive)

9 Citations

10 Cited By

11 Similar Patents

12 Information Sources

  1. Google Patents
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