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Class Information
Number: 148/327
Name: Metal treatment > Stock > Ferrous (i.e., iron base) > Nine percent or more chromium containing > Eight percent or more total content of nickel and/or manganese containing
Description: Stock material which additionally contains a combined total of 8 percent or more.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 4933142 |
Low carbon plus nitrogen free-machining austenitic stainless steels with improved machinability and corrosion resistance |
Jun. 12, 1990 |
| 4929419 |
Heat, corrosion, and wear resistant steel alloy and article |
May. 29, 1990 |
| 4915752 |
Corrosion resistant alloy |
Apr. 10, 1990 |
| 4897132 |
Turbine casing formed of a heat resistant austenitic cast steel |
Jan. 30, 1990 |
| 4892704 |
Low Si high-temperature strength steel tube with improved ductility and toughness |
Jan. 9, 1990 |
| 4891080 |
Workable boron-containing stainless steel alloy article, a mechanically worked article and process for making thereof |
Jan. 2, 1990 |
| 4880481 |
Punch and counter punch plates |
Nov. 14, 1989 |
| 4878955 |
Process for preparing a high strength stainless steel having excellent workability and free form weld softening |
Nov. 7, 1989 |
| 4865661 |
Product of a high-strength nitrogen containing fully austenitic cobalt steel having yield strengths above 600 N/MM2 |
Sep. 12, 1989 |
| 4854978 |
Manufacturing method for high hardness member |
Aug. 8, 1989 |
| 4850187 |
Gas turbine having components composed of heat resistant steel |
Jul. 25, 1989 |
| 4851059 |
Non-magnetic high hardness austenitic stainless steel |
Jul. 25, 1989 |
| 4846904 |
Martensitic stainless steel having excellent hardness by subzero treatment |
Jul. 11, 1989 |
| 4828630 |
Duplex stainless steel with high manganese |
May. 9, 1989 |
| 4822556 |
Austenitic stainless steel combining strength and resistance to intergranular corrosion |
Apr. 18, 1989 |
| 4818485 |
Radiation resistant austenitic stainless steel alloys |
Apr. 4, 1989 |
| 4816085 |
Tough weldable duplex stainless steel wire |
Mar. 28, 1989 |
| 4816217 |
High-strength alloy for industrial vessels |
Mar. 28, 1989 |
| 4802894 |
Method of using a structural member of anti-sulfur-attack cr-ni-al-si alloy steel for coal gasification system |
Feb. 7, 1989 |
| 4803045 |
Cobalt-free, iron-base hardfacing alloys |
Feb. 7, 1989 |
| 4798631 |
Metallic semi-finished product, processes for its preparation and its use |
Jan. 17, 1989 |
| 4797252 |
Corrosion-resistant, low-carbon plus nitrogen austenitic stainless steels with improved machinability |
Jan. 10, 1989 |
| 4784705 |
Wrought high silicon heat resistant alloys |
Nov. 15, 1988 |
| 4784831 |
Hiscor alloy |
Nov. 15, 1988 |
| 4778651 |
Austenitic stainless steel, particularly usable as a core structural or canning material in nuclear reactors |
Oct. 18, 1988 |
| 4775426 |
Method of manufacturing surgical implants from cast stainless steel and product |
Oct. 4, 1988 |
| 4772337 |
Compress gas container of austenite steel alloy |
Sep. 20, 1988 |
| 4765953 |
High nitrogen containing duplex stainless steel having high corrosion resistance and good structure stability |
Aug. 23, 1988 |
| 4743318 |
Carburization/oxidation resistant worked alloy |
May. 10, 1988 |
| 4742324 |
Sheath heater |
May. 3, 1988 |
| 4740254 |
Pitting resistant duplex stainless steel alloy |
Apr. 26, 1988 |
| 4724012 |
Material for in-tube components and method of manufacturing it |
Feb. 9, 1988 |
| 4722755 |
Hot working method for superplastic duplex phase stainless steel |
Feb. 2, 1988 |
| 4721600 |
Superplastic ferrous duplex-phase alloy and a hot working method therefor |
Jan. 26, 1988 |
| 4720435 |
Nuclear grade steel articles |
Jan. 19, 1988 |
| 4715908 |
Duplex stainless steel product with improved mechanical properties |
Dec. 29, 1987 |
| H326 |
Mn-Fe base and Mn-Cr-Fe base austenitic alloys |
Sep. 1, 1987 |
| 4689198 |
Austenitic stainless steel with high corrosion resistance and high strength when heat treated |
Aug. 25, 1987 |
| 4678523 |
Corrosion- and wear-resistant duplex steel |
Jul. 7, 1987 |
| 4671929 |
Austenitic stainless steel with improved resistance to corrosion by nitric acid |
Jun. 9, 1987 |
| 4664725 |
Nitrogen-containing dual phase stainless steel with improved hot workability |
May. 12, 1987 |
| 4657606 |
High chromium duplex stainless steel |
Apr. 14, 1987 |
| 4640817 |
Dual-phase stainless steel with improved resistance to corrosion by nitric acid |
Feb. 3, 1987 |
| 4615658 |
Shroud for gas turbines |
Oct. 7, 1986 |
| 4612069 |
Pitting resistant duplex stainless steel alloy |
Sep. 16, 1986 |
| 4586957 |
Iron-base alloy materials having excellent workability |
May. 6, 1986 |
| 4584031 |
Using a corrosion proof austenitic alloy for high load weldable components |
Apr. 22, 1986 |
| 4576641 |
Austenitic alloy and reactor components made thereof |
Mar. 18, 1986 |
| 4561890 |
Two-phase stainless cast steel having high corrosion fatigue strength |
Dec. 31, 1985 |
| 4559090 |
Using a corrosion proof austenitic iron chromium nickel nitrogen alloy for high load components |
Dec. 17, 1985 |
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