PROGRAM BOOK WORLD BREWING CONGRESS 2004 July 24 - 28 • Manchester Grand Hotel • San Diego, California U.S.A. Maltomat 2 ® Your partner for maltand beer quality Buhler Inc. Buhler (Canada) Inc. PO Box 9497, Minneapolis MN 55440-9497 16 Esna Park Drive, Unit 8 13105 12th Avenue N., Plymouth MN 55441-4509 Markham L3R 5X1, Ontario Phone 763-847-9900 Fax 763-847-9911 Phone 905-940-6910 Fax 905-940-3298 www.buhlergroup.com www.buhlergroup.com Welcome from the Joint Planning Committee Welcome to World Brewing Congress 2004 and beautiful San Diego, California! The Joint Planning Committee extends their greetings and are very pleased that you could attend. The World Brewing Congress was first proposed in the fall of 1992. Eight years later the first World Brewing Congress was held in Orlando in 2000. Here we are four years later with another successful World Brewing Congress program once again attended by brewing professionals from all over the globe. Kathy Kinton Rob Maruyama The Joint Planning Committee would like to acknowledge and thank the hosting organizations, American Society of Brewing Chemists and Master Brewers Association of the Americas, and the participant organizations, the Brewery Convention of Japan, the European Brewery Convention, and the Institute and Guild of Brewing, for their support during the planning of this important congress. The committee would also like to acknowledge and thank the technical presenters and the exhibition participants for their time and contributions in making WBC 2004 a great success. Please recognize their contributions by participating fully in the sessions and by frequently visiting the exhibition hall, located in the Douglas Pavilion. Again, we are excited you are here! For those of you returning to WBC, we thank you for your continued support. If this is your first WBC, we thank you for showing your support with your attendance. We encourage you to take advantage of all that WBC 2004 has to offer in the technical sessions, exhibition, and social program. This is a great opportunity to meet fellow brewing professionals, share information, and network with colleagues. We’ve left some free time in the program so that you may enjoy all that San Diego has to offer. Enjoy your time in San Diego and at World Brewing Congress 2004! Kathy Kinton Rob Maruyama 3 World Brewing Congress 2004 Committees Joint Planning Committee Kathy Kinton Rob Maruyama Technical Program Committee Dirk Bendiak, co-chair Mike Sutton, co-chair Table of Contents Yasutsuga Kawasaki Seisuke Takaoka General Information.......... 14 Esko Pajunen Graham Stewart Social Program .............. 16 Guest Program............... 16 CO-HOSTED BY American Society of Brewing Chemists About San Diego............. 17 Master Brewers Association of the Americas Schedule Overview ........... 18 Program .................... 23 With Active Participation by Poster Session ............... 37 Brewery Convention of Japan Workshops.................. 40 European Brewery Convention Institute and Guild of Brewing Abstracts.................... 44 Author Index ................ 158 Manchester Grand Hyatt Floor Plans ............... 160 Sponsors Exhibit Floor Map............ 161 Table-Top Exhibit List ......... 162 WBC 2004 recognizes the following organizations for their Exhibit Numeric List.......... 173 generous donations. Supplier Sessions............. 174 Program Advertiser’s Index..... 175 Anheuser–Busch International Malting Company BASF JohnsonDiversey Bio-Chem Laboratories, Inc. Karl Strauss Brewing Company Boston Beer Company Miller Brewing Company Brewery Convention of Japan Norit Processing Technology Briess Malt & Ingredients Company Rockwell Automation Deschutes Brewery Sierra Nevada Brewing Company Ecolab Sudmo North America Inc. Frings America The PQ Corporation Haffmans World Minerals Inc. Heineken USA ZIEMANN Ludwigsburg GmbH Known to us at press time. 5 About Each Organization American Society of Brewing Chemists The American Society of Brewing Welcome to San Diego! Chemists (ASBC) was founded in 1934 and is currently represented On behalf of the American Society of Brewing Chemists (ASBC), on nearly every continent. Its mis- welcome to the World Brewing Congress 2004, in San Diego, California! sion statement is: “To ensure the ASBC is very proud to be joining the Master Brewers Association of the highest quality, consistency and safe- Americas, along with the Brewery Convention of Japan, the European ty of malt-based beverages and their Brewery Convention, and the Institute and Guild of Brewing to bring ingredients, ASBC will be a global authority for excel- you this spectacular international event. lence in the field of brewing and related sciences and technology by: proactively identifying and rapidly Our last World Brewing Congress held in 2000 in Orlando, Florida left responding to industry concerns; continuously improving many vivid memories. The 2000 congress had over 1100 participants and expanding methods of measurement; broadly and effectively communicating relevant information; from 42 countries. There were 120 world class papers and posters that and providing world class personal and professional brought a wealth of information on the latest technology and research, development.” different methods of brewing, and the future of our industry. That future is now upon us and we are once again gathered to exchange new and When founded, ASBC’s main objective was to improve innovative information and continue the great legacy of past world and bring uniformity to the brewing industry on a brewing congresses. WBC 2004 has over 200 presentations, 5 workshops, technical level. Today, ASBC’s primary objectives are 130 exhibits and an abundance of networking opportunities to meet and to resolve technical problems on an industry-wide reacquaint with colleagues. We have no doubt that this will be another basis, keep current on the technical needs of the superb congress. brewing industry, and anticipate the industry’s future concerns. We invite you to stop by our ASBC booth and learn more about our exciting organization and meet some of the great people that help shape ASBC members are primarily employed by the brewing our industry today. The goal of ASBC is to deliver knowledge and service industry and allied industries throughout the world; to the industry by testing and recommending new methodologies for the some members work as consultants to the industry and evaluation of beer, raw ingredients, processing aids, and packaging mate- others work in government and academia. rials. These methods ensure that the final product meets the highest quality standards and the consistency and safety expected by the con- ASBC produces two publications, the Journal of the sumer. In addition, ASBC is a leader in the communication of scientific ASBC and the ASBC Newsletter. The Journal is a quar- information and applied technical knowledge and provides world-class terly refereed journal that concentrates on original personal and professional development. research findings, new applications, and symposium top- ics, as well as review articles. It also includes subcommit- We, in ASBC, are honored that we are one of the international hosts of tee reports presented at the annual meeting. Members this event. Enjoy the congress! receive a complimentary subscription. Suzanne Y. Thompson The Newsletter focuses on administrative activities and changes, section activities, committee appointments, and President, American Society of Brewing Chemists technical news. It also includes the annual directory of ASBC members and their company affiliations. Members receive a complimentary subscription. In addition to these two publications, ASBC publishes brewing references, sells technical industry products such as screens, starch and gauges, and has a job placement service. ASBC also offers members several ways to grow professionally through the annual meeting, local section meetings, short courses and various and diverse technical committees. For the most comprehensive and up-to-date ASBC information visit ASBCnet at www.asbcnet.org. 6 Brewery Convention of Japan (BCOJ) Since the early 1980s, Japanese beer spe- Greetings from the Brewery Convention of Japan cialists have made scientific contributions based on strong know-how. As a result, It is great honor for us that the Brewery Convention of Japan has been Japan gained international recognition invited to participate in the World Brewing Congress 2004, the leading for its research and development activities event of the world’s brewing industry. And also, we are very grateful that in brewing technology, and ASBC and we are provided with a number of opportunities to give presentations of EBC expressed an interest in establishing our studies at WBC 2004. ties with the formal Japanese organization in the brew- ing area. We would like to gain new knowledge and information, and hope that These relations developed to unify their beer analysis all of us have mutual deeper understanding through the Congress. And methods. As part of the general trend toward closer we believe firmly that WBC 2004 will be a great congress to accelerate mutual communication, a committee, named “Board the development of brewing technologies in the world. Meeting”, was established within the Brewers Association of Japan (BAJ) in 1982. In an effort to Yasutsugu Kawasaki maintain permanent relations with the relevant interna- President, Brewery Convention of Japan tional organizations, the committee strengthened its international activities,