Ralph E. Showman

Person

Hilliard, OH, US

People

Patents Grantslast 30 patents

Information Patent Grant
Foundry mixes containing sulfate and/or nitrate salts and their uses
- Patent number 8,426,493
- Issue date Apr 23, 2013
- ASK CHEMICALS L.P.
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for casting a part from a pour of molten metal into a mold...
- Patent number 7,967,053
- Issue date Jun 28, 2011
- ASK CHEMICALS L.P.
- Ronald C. Aufderheide
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Insulating sleeve compositions and their uses
- Patent number 5,983,984
- Issue date Nov 16, 1999
- Ashland Inc.
- Ronald C. Auderheide
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
RISER SLEEVE WITH AIR GAP
- Publication number 20150298201
- Publication date Oct 22, 2015
- ASK CHEMICALS, L.P.
- Ronald C. AUFDERHEIDE
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SAND ADDITIVES FOR MOLDS/CORES FOR METAL CASTING
- Publication number 20120199309
- Publication date Aug 9, 2012
- ASK CHEMICALS L.P.
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FOUNDRY MIXES CONTAINING SULFATE AND/OR NITRATE SALTS AND THEIR USES
- Publication number 20110139310
- Publication date Jun 16, 2011
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FOUNDRY MIXES CONTAIING CARBONATE SALTS AND THEIR USES
- Publication number 20110139309
- Publication date Jun 16, 2011
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FOUNDRY MIXES CONTAINING AN ORGANIC ACID SALT AND THEIR USES
- Publication number 20110139311
- Publication date Jun 16, 2011
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Application
FILTERS MADE FROM CHEMICAL BINDERS AND MICROSPHERES
- Publication number 20100071866
- Publication date Mar 25, 2010
- Ronald C. Aufderheide
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Filters made from chemical binders and microspheres
- Publication number 20070084789
- Publication date Apr 19, 2007
- Ashland Licensing Intellectual Property LLC.
- Ronald C. Aufderheide
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Filters made from chemical binders and microspheres
- Publication number 20060091070
- Publication date May 4, 2006
- Ronald C. Aufderheide
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Process for casting a metal
- Publication number 20050016711
- Publication date Jan 27, 2005
- ASHLAND INC.
- Ronald C. Aufderheide
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Process for preparing detailed foundry shapes and castings
- Publication number 20040069434
- Publication date Apr 15, 2004
- Ralph E. Showman
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Process for casting a metal
- Publication number 20030234093
- Publication date Dec 25, 2003
- Ronald C. Aufderheide
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Exothermic sleeve mixes containing fine aluminum
- Publication number 20010022999
- Publication date Sep 20, 2001
- Helena Twardowska
- B22 - CASTING POWDER METALLURGY

Ralph E. Showman

Person

Patents Grantslast 30 patents

Foundry mixes containing sulfate and/or nitrate salts and their uses

Process for casting a part from a pour of molten metal into a mold...

Insulating sleeve compositions and their uses

Patents Applicationslast 30 patents

RISER SLEEVE WITH AIR GAP

SAND ADDITIVES FOR MOLDS/CORES FOR METAL CASTING

FOUNDRY MIXES CONTAINING SULFATE AND/OR NITRATE SALTS AND THEIR USES

FOUNDRY MIXES CONTAIING CARBONATE SALTS AND THEIR USES

FOUNDRY MIXES CONTAINING AN ORGANIC ACID SALT AND THEIR USES

FILTERS MADE FROM CHEMICAL BINDERS AND MICROSPHERES

Filters made from chemical binders and microspheres

Filters made from chemical binders and microspheres

Process for casting a metal

Process for preparing detailed foundry shapes and castings

Process for casting a metal

Exothermic sleeve mixes containing fine aluminum