menu
October 14, 1965
Founded and started by Hans Unger, John Radhal, Frank Hansen and partially funded by Stern Brothers Investment Bankers, Gene “Alex” Alexander and Evelyn Stout.
September 1, 1966
Started rupture disc production at 72nd and Central, Kansas City, Missouri. First job shipped in September 1966. Basic product line of Standard, Composite, ORK Rupture Discs.
January 26, 1967
A formal quality program established, first edition of the CDC Quality Manual.
July 12, 1967
CDC was purchased from the founding partners by Charles D. Close, Philadelphia, Pennsylvania.
August 12, 1969
Introduced patented non-fragmenting design Composite Rupture Discs. CDC is becoming an established company developing national and international sales representatives and ongoing product development activities. Now have 18 associates.
February 4, 1970
Patented first reverse-buckling disc with replaceable knife blades. Patented tank rail car rupture disc. Initial development of welded disc designs for defense/aerospace industries. Growth required relocating to larger facility. Leased 15,000 sq. ft. section of new 50,000 sq. ft. building in Riverside, Missouri. Now have 45 associates at CDC.
June 12, 1975
Expanded the Riverside facility to 25,000 sq. ft. to accommodate growth. ZAP Reverse-Acting Rupture Disc design receives the John C. Valor Award for innovative new product for the chemical industry.
September 23, 1976
First rupture disc manufacturer to design and build an in-house flow-testing laboratory to measure flow capacity through rupture discs, relief valves and valve disc combinations.
October 18, 1977
Introduction of the first ultra-low pressure positive and vacuum relieving discs.
March 4, 1981
Acquired previously named Bell and Howell or Paul Valve Company; renamed CDC Valve Company.
July 21, 1982
Introduction of the first monitoring device to indicate a burst rupture disc.
February 17, 1983
New PC Sert Rupture Disc developed for lntermodal tanks. Established CDC PE as our European headquarters in the Netherlands.
September 10, 1984
Introduced a cartridge-type rupture disc holder assembly to accommodate a preassembled spare rupture disc in a processing line.
March 4, 1985
ASME/National Board Flow Test facility certification; the first and only in our industry. Introduced CDC’s state-of-the-art ULTRX Scored Reverse-Acting Rupture Disc design.
May 8, 1986
Received the Missouri Governor’s Award for Product Innovation for the ULTRX Rupture Disc design. A second John C. Valor Award received for the ULTRX as innovative new product for the chemical industry.
May 20, 1987
Scored Tension Disc and FS Composite. Acquired assets of Crosby Rupture Disc Division, May, 1987.
August 1, 1988
Established COH-Disc, a joint venture with Ohtory KK in Japan. Continental Disc Corporation is acquired by Siegel-Robert, Inc., St. Louis, MO.
May 18, 1989
Introduction of a low-pressure scored reverse-acting rupture disc design. Air Products and Chemicals Suppliers Quality Award.
July 2, 1990
Acquisition of LaMOT Corporation, Rupture Disc Co., Corpus Christi, Texas.
January 16, 1992
Achieved ISO 9001 Quality System Registration, the first by a U.S. rupture disc manufacturer and the first in the greater Kansas City area. Design and site selection for new corporate headquarters/mfg. facility, Liberty, Missouri.
May 28, 1993
Introduction of the SANITRX Rupture Disc design in pharmaceutical industry. Expansion in Europe with addition of direct sales offices, CD UK Ltd, in England and CDC Deutschland in Germany.
July 31, 1993
Evacuated Riverside facility due to Missouri River flood. Rupture Disc Division temporarily located in Olathe, Kansas, back in production within two weeks of leaving Riverside. CDC Valve Company temporarily located in Grandview, Missouri.
April 1, 1994
Moved to new corporate headquarters in Liberty, Missouri. 96,000 sq.ft.
August 9, 1994
SANITRX disc design received the “Innovation in Pharmaceutical Processing” Award.
November 9, 1994
Introduced the ICON and STAR-X Rupture Disc designs.
April 5, 1995
Introduced a protective, weatherproof cover for outdoor disc installations.
September 13, 1995
Introduced a multi-bolt clamp for the assembly of rupture disc devices.
May 1, 1996
Introduction of the Reverse Cross-Scored Rupture Disc design.
November 5, 1996
The vent panel product line was introduced to minimize the structural damage of dust, vapor or mist deflagration in silos and other material-handling environments.
July 21, 1998
ASME and National Board Certification of the product line; a first in our industry.
November 6, 1998
Acquired the assets of the Anderson Greenwood Rupture Disc Div.
September 14, 1999
First domestic rupture disc manufacturer to receive a China Safety Quality License. Acquired Groth Corp, Houston, Texas. Received quality and product design-type approvals in compliance with the European Pressure Equipment Directive.
January 28, 2000
Inauguration of ERP System to enhance CDC’s information technology.
June 7, 2001
Introduction of a low-pressure scored reverse-acting rupture disc design.
July 11, 2002
Built new manufacturing facilities for LaMOT/Groth in Stafford, Texas.
July 29, 2003
Created low-pressure design SANITRX Rupture Disc. Received Product/Quality Certification for the European Directive ATEX for discs used in potentially explosive atmospheres.
April 1, 2004
Began Lean Enterprise initiative as a continuous improvement process in all aspects of CDC operations. Certified as being the only rupture disc manufacturer to achieve welding certification in accordance with requirements of Nadcap and the aerospace/defense industry. Certified by the aerospace industry as being the only rupture disc manufacturer meeting the quality requirements of standard SAE-AS 9100.
October 14, 2005
Continental Disc Corporation celebrates 40 years of innovation, growth and quality. Now have more than 250 associates globally and growing.
February 6, 2007
Continental Disc Corporation is pleased to announce the appointment of Mr. David W. Brown to the position of CDC President.
March 19, 2008
Relocated and integrated the manufacture of LaMOT Rupture Discs into the Liberty home office to improve efficiency.
April 20, 2010
Released the HPX Product Family to provide the most versatile and comprehensive rupture disc technology available in the industry.
July 27, 2010
Released the SANITRX HPX product to improve long-term reliability of reverse-acting discs in sanitary service markets such as pharmaceuticals and food & beverage.
September 13, 2010
Opened manufacturing operations in Ahmedabad, India, to support growth of business in the Middle East and Asia markets.
December 3, 2010
Advanced the product selling process globally through automation using the Big Machines Software System for quoting and order-entry activities.
June 28, 2011
Release to sales of SANITRX LPX Rupture Disc for very low-pressure applications.
October 6, 2011
Enlarged computer-enhanced machine-shop capabilities to support the rapid growth in oilfield development and other OEM markets.
July 12, 2012
Implemented a focused training program to institutionalize and improve our internal and external training efforts.
February 15, 2013
Added tantalum corrosion-resistant material as an option in the HPX Product Family. Introduced SRA (Scored Reverse-Acting) discs in smaller sizes to support the need for higher technology in markets such as oil and gas, R & D laboratories and industrial gas manufacturing.
April 29, 2014
Released the BDI-FLX to enhance functionality, reliability and global certification of alarm systems used with safety relief systems. Achieved ASME certification and standardized the design of Welded Muffled Plugs in our small threaded assembly product line.
May 29, 2014
Lean Six Sigma Green Belt certification of all employees.
August 28, 2015
Standardized a variety of thread types on small assemblies to support global design standards as standard products instead of specials. Tested and certified HPX Rupture Discs in line with safety valves to facilitate chemical and refining plants meeting very stringent EPA guidelines.
October 14, 2015
Continental Disc Corporation celebrates five decades of business in the pressure safety solutions industry.
November 14, 2016
Continental Disc Corporation is pleased to announce the appointment of Mr. Ben Cox to the position of CDC President.
April 1, 2017
LaMOT Valve & Arrestor created in Stafford, Texas to serve the upstream market and some midstream market applications, providing safety solutions by offering tight sealing vapor safety equipment to protect onsite personnel, equipment and to minimize evaporation of product loss to atmosphere with a goal to exceed customer expectations with our safety equipment product offering including Pressure Vacuum Relief Valves, Emergency Pressure Relief Vents, Gauge Hatches, Inline Vent Valves, Stack Valves, Arrestor Products and Blanket Gas Regulators while providing exceptional customer service.
July 14, 2021
Tinicum Incorporated acquires controlling interest in Advantek, LLC, Continental Disc Corporation, LLC, and Dexter Magnetic Technologies, Inc.
July 26, 2021
Continental Disc Corporation is pleased to announce the appointment of Mr. James Michael Waters to the position of Chief Executive Officer.
July 28, 2021
Ahmedabad facility receives EIL approval to ship directly to customers.
December 15, 2021
Launched the IntegrX-HPX, addressing the need to improve process performance, reliability, and safety within the biopharmaceutical industry.
June 21, 2022
Continental Disc Corporation is pleased to announce the appointment of Mr. Trey Rothenberger hired to the position of VP of Sales & Marketing.
December 20, 2022
Disc and valve business units established with dedicated management and technical commercial teams.
June 5, 2024
Added APX™ rupture disc, a reverse-acting rupture disc designed for liquid, gas, or vapor applications in toxic and corrosive environments, to the pressure relief product line.
December 2, 2024
Continental Disc Corporation is pleased to announce the appointment of Mr. David Churchman to the position of Chief Financial Officer.
May 1, 2025
Released the HPX-CTG™ cartridge rupture disc to address the need to minimize potential leak paths in chemical applications. The welded rupture disc cartridge assembly, built with HPX® technology, seamlessly integrates between traditional flange connections. By eliminating the need for a separate holder, the welded design significantly reduces the risk of leaks compared to conventional rupture disc systems.
Get a Quote
Close x